#7C181E#7C181E

#7C181E is a dark, vivid red. Relative luminance 0.050; OKLCH L 38.6% C 0.134 H 23.4°. Best body text is #FFFFFF at 10.47:1 contrast (WCAG AA passes).

Color values

HEX	#7C181E
RGB	rgb(124, 24, 30)
HSL	hsl(356, 68%, 29%)
HSV	hsv(356, 81%, 49%)
CMYK	cmyk(0%, 80.6%, 75.8%, 51.4%)
CIE-LAB	lab(26.83, 42.22, 23.54)
CIE-LCH	lch(26.83, 48.34, 29.15°)
OKLab	oklab(38.56% 0.1231 0.0534)
OKLCH	oklch(38.56% 0.134 23.4)
XYZ	xyz(8.8742, 5.0335, 1.7323)
Luminance	0.0503 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#7C181E #187C76

analogous

#7C1850 #7C181E #7C4418

triadic

#7C181E #1E7C18 #181E7C

tetradic

#7C181E #507C18 #187C76 #44187C

square

#7C181E #507C18 #187C76 #44187C

split-complementary

#7C181E #187C44 #18507C

monochromatic

#1A0506 #490E12 #7C181E #AF222A #D83640

Accessibility & contrast

On white

10.47

#7C181E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#7C181E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #7C181E

10.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##7C181E	#FFFFFF	#000000	##FFFFFF
##7C181E	1.00	10.47	2.01	10.47
#FFFFFF	10.47	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#37321D

Deuteranopia (green-blind)

#4F471A

Tritanopia (blue-blind)

#89001B

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #7c181e;
/* rgb */ color: rgb(124, 24, 30);
/* oklch */ color: oklch(38.6% 0.134 23.4);

Tailwind

colors: {
  custom: {
    50: '#a95f5a',
    500: '#7c181e',
    950: '#000000',
  },
}

SCSS

$custom: #7c181e;
$custom-light: #a95f5a;
$custom-dark: #000000;

JSON

{
  "hex": "#7c181e",
  "rgb": {
    "r": 124,
    "g": 24,
    "b": 30
  },
  "hsl": {
    "h": 356.4,
    "s": 67.568,
    "l": 29.02
  },
  "oklch": {
    "l": 0.38559,
    "c": 0.13415,
    "h": 23.4
  },
  "luminance": 0.05032
}

Semantic roles & 50–950 ramp

primary

#7C181E

secondary

#3FB1AA

accent

#EAE03D

background

#FBF5F5

surface

#F6EAE9

border

#D0C6C5

text

#110503

muted

#807978

Preview Lab

Preview with #7C181E

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →