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Colors
#CB181C

#CB181C

Every representation of #CB181C, its WCAG contrast behavior, and related colors worth exploring. Click any value to copy it.

AaAa

Relative luminance: 0.1343
Brightness: 78 / 255
Reads as: A dark color — pair it with light text.

Color formats

HEX: #cb181c
RGB: rgb(203, 24, 28)
RGBA: rgba(203, 24, 28, 1)
CMYK: cmyk(0%, 88%, 86%, 20%)
HSV: hsv(359°, 88%, 80%)
HSL: hsl(359, 79%, 45%)
LAB: lab(43.42% 64.97 46.62)
XYZ: xyz(25.17, 13.44, 2.37)

Accessibility

WCAG 2 contrast for #CB181C as a text color on the two most common surfaces.

On white

AA

The quick brown fox jumps over the lazy dog.

Contrast ratio: 5.70:1

AA normal textPass
AA large textPass
AAA normal textFail
AAA large textPass
UI componentsPass

On black

AA Large

The quick brown fox jumps over the lazy dog.

Contrast ratio: 3.69:1

AA normal textFail
AA large textPass
AAA normal textFail
AAA large textFail
UI componentsPass

Related colors

Shades (darker)

#a91417 #871013 #660c0e #440809 #220405

Tints (lighter)

#e62c30 #eb565a #f08083 #f5abac #fad5d6

Harmonies (complementary, analogous, triadic)

#18cbc7 #cb1875 #cb6e18 #1ccb18 #181ccb

#CB181C Color | ColorForge