5.06 x 7.81 (B-format) IngramSpark paperback cover size

Exact full-wrap cover dimensions for a 5.06 × 7.81 in IngramSpark paperback, including 0.125 in bleed, with a spine sized to your page count.

Trim sizePage countInk and paper

Already have IngramSpark's spine width? (optional)

Our spine comes from IngramSpark's own calculator and is usually exact to 0.001 in. If you've already set up your title on IngramSpark, enter its figure here to match it exactly.

Full cover (with bleed)

Pixels at 300 DPI

Spine width

Front cover starts at

from the left edge, including bleed

Exact cover size with every guide marked. Use it as a locked guide layer in Canva, Affinity, Photoshop or InDesign, then hide it before you export.

Run an author site or blog? Embed this calculator for free.

5.06 x 7.81 IngramSpark paperback cover dimensions by page count

Pages	White 50: cover (in)	White 50: pixels	Creme: cover (in)	Creme: pixels	Spine (white)
24	10.420 × 8.060	3126 × 2418	10.427 × 8.060	3129 × 2418	0.050 in
32	10.436 × 8.060	3131 × 2418	10.447 × 8.060	3135 × 2418	0.066 in
50	10.474 × 8.060	3143 × 2418	10.490 × 8.060	3147 × 2418	0.104 in
76	10.528 × 8.060	3159 × 2418	10.552 × 8.060	3166 × 2418	0.158 in
80	10.536 × 8.060	3161 × 2418	10.562 × 8.060	3169 × 2418	0.166 in
100	10.577 × 8.060	3174 × 2418	10.610 × 8.060	3183 × 2418	0.207 in
150	10.691 × 8.060	3208 × 2418	10.718 × 8.060	3216 × 2418	0.321 in
200	10.794 × 8.060	3239 × 2418	10.828 × 8.060	3249 × 2418	0.424 in
250	10.896 × 8.060	3269 × 2418	10.937 × 8.060	3282 × 2418	0.526 in
300	10.999 × 8.060	3300 × 2418	11.044 × 8.060	3314 × 2418	0.629 in
350	11.095 × 8.060	3329 × 2418	11.152 × 8.060	3346 × 2418	0.725 in
400	11.191 × 8.060	3358 × 2418	11.260 × 8.060	3378 × 2418	0.821 in
450	11.283 × 8.060	3385 × 2418	11.372 × 8.060	3412 × 2418	0.913 in
500	11.375 × 8.060	3413 × 2418	11.484 × 8.060	3446 × 2418	1.005 in
550	11.479 × 8.060	3444 × 2418	11.593 × 8.060	3479 × 2418	1.109 in
600	11.583 × 8.060	3475 × 2418	11.703 × 8.060	3511 × 2418	1.213 in
700	11.771 × 8.060	3532 × 2418	11.920 × 8.060	3576 × 2418	1.401 in
800	11.960 × 8.060	3588 × 2418	12.137 × 8.060	3642 × 2418	1.590 in
828	12.013 × 8.060	3604 × 2418	12.203 × 8.060	3661 × 2418	1.643 in
1000	12.337 × 8.060	3702 × 2418	12.605 × 8.060	3782 × 2418	1.967 in

IngramSpark allows 18–1200 pages for this format, and spine text from 48 pages. Pixel sizes are at 300 DPI, rounded up. Spine widths are estimates from IngramSpark's own calculator, usually within 0.001 in; for your final file, enter IngramSpark's exact figure in the calculator above.

About the 5.06 x 7.81 trim

Commonly used for: UK-style B-format fiction.

Spine at 300 pages by paper: black & white on white 50 lb 0.629 in; black & white on creme 50 lb 0.674 in.

5.06 x 7.81 on other formats

KDP paperback

Other IngramSpark paperback trim sizes

5 × 8 in 5.25 × 8 in 5.5 × 8.5 in · Digest 5.83 × 8.27 in · A5 6 × 9 in · US Trade 6.14 × 9.21 in · Royal 6.69 × 9.61 in · Pinched Crown 7 × 10 in · Executive 7.5 × 9.25 in 8 × 10 in 8.25 × 11 in 8.268 × 11.693 in · A4 8.5 × 11 in · US Letter 8.5 × 8.5 in · Square

Specs last checked against IngramSpark's published specs in September 2026.

Frequently asked questions

What size is a 5.06 x 7.81 IngramSpark paperback cover?

It depends on page count. A 5.06 x 7.81 in IngramSpark paperback with 200 pages on white paper needs a full cover of 10.794 × 8.060 in (3239 × 2418 px at 300 DPI). The height is always 8.060 in.

How much bleed does an IngramSpark 5.06 x 7.81 cover need?

0.125 in on every outside edge. Keep text at least 0.125 in inside the trim line.

Can I put text on the spine?

IngramSpark allows spine text from 48 pages. Leave some space between the text and each spine edge, because the fold can shift slightly in production.