#CB1511

Color Details

HEX
#CB1511
RGB
rgb(203, 21, 17)
HSL
hsl(1, 85%, 43%)
CMYK
cmyk(0%, 90%, 92%, 20%)
Best text on this color #FFFFFF (CR 5.75:1) Determined by WCAG contrast ratio

Readability Previews

Black on #cb1511
Contrast 3.65:1 Fail
White on #cb1511
Contrast 5.75:1 AA
#cb1511 on Black
Contrast 3.65:1 Fail
#cb1511 on White
Contrast 5.75:1 AA

Tints & Shades

#d54441
#e07370
#eaa1a0
#a2110e
#7a0d0a
#510807

Complement & Analogous

#10c8cb
#cb7110
#cb106b

Triadic

#10cb14
#1410cb

Monochrome

#510807 #7a0d0a #cb1511 #e07370 #eaa1a0 #f5d0cf

Analogous

#cb106b #db5897 #cb1511 #d58d40 #cb7110 #a25a0d

Complementary Mix

#7a0d0a #cb1511 #e07370 #10c8cb #64dbdd #0a8284

Nearby Colors

#cb1510
#cb1512
#cb1501
#cb1521

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About #CB1511

#CB1511 converts to RGB(203, 21, 17) and HSL(1, 85%, 43%). This page provides quick readability checks, related hues (complementary and analogous), and ready-made palettes so you can drop the color into UI components, images, or CSS immediately.

Tip: Use the “Best text” chip above as a safe default foreground on this color (chosen by contrast ratio).

#CB1511 FAQs

What is the RGB value of #CB1511?
RGB: 203, 21, 17. Copy as CSS: rgb(203, 21, 17)
Is #CB1511 a web-safe color?
No — not in the 216-color “web-safe” palette.
What is the complementary color of #CB1511?
Complement: #10c8cb.
Does #CB1511 have good contrast on white or black?
On white: 5.75:1 (AA (normal text)). On black: 3.65:1 (AA (large text)).