#7C1811#7C1811

#7C1811 is a dark, vivid red. Relative luminance 0.050; OKLCH L 38.4% C 0.136 H 29.1°. Best body text is #FFFFFF at 10.52:1 contrast (WCAG AA passes).

Color values

HEX	#7C1811
RGB	rgb(124, 24, 17)
HSL	hsl(4, 76%, 28%)
HSV	hsv(4, 86%, 49%)
CMYK	cmyk(0%, 80.6%, 86.3%, 51.4%)
CIE-LAB	lab(26.68, 41.73, 31.27)
CIE-LCH	lch(26.68, 52.15, 36.84°)
OKLab	oklab(38.4% 0.1186 0.0661)
OKLCH	oklch(38.4% 0.136 29.1)
XYZ	xyz(8.7411, 4.9802, 1.0312)
Luminance	0.0498 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#7C1811 #11757C

analogous

#7C1140 #7C1811 #7C4D11

triadic

#7C1811 #117C18 #18117C

tetradic

#7C1811 #407C11 #11757C #4D117C

square

#7C1811 #407C11 #11757C #4D117C

split-complementary

#7C1811 #117C4D #11407C

monochromatic

#1B0504 #460E0A #7C1811 #B22218 #E13226

Accessibility & contrast

On white

10.52

#7C1811 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#7C1811 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #7C1811

10.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##7C1811	#FFFFFF	#000000	##FFFFFF
##7C1811	1.00	10.52	2.00	10.52
#FFFFFF	10.52	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#38310F

Deuteranopia (green-blind)

#50470B

Tritanopia (blue-blind)

#890018

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #7c1811;
/* rgb */ color: rgb(124, 24, 17);
/* oklch */ color: oklch(38.4% 0.136 29.1);

Tailwind

colors: {
  custom: {
    50: '#aa5f50',
    500: '#7c1811',
    950: '#000000',
  },
}

SCSS

$custom: #7c1811;
$custom-light: #aa5f50;
$custom-dark: #000000;

JSON

{
  "hex": "#7c1811",
  "rgb": {
    "r": 124,
    "g": 24,
    "b": 17
  },
  "hsl": {
    "h": 3.925,
    "s": 75.887,
    "l": 27.647
  },
  "oklch": {
    "l": 0.38399,
    "c": 0.13577,
    "h": 29.1
  },
  "luminance": 0.04979
}

Semantic roles & 50–950 ramp

primary

#7C1811

secondary

#37AAB2

accent

#E6F235

background

#FBF5F4

surface

#F6EAE7

border

#D0C6C3

text

#120502

muted

#817978

Preview Lab

Preview with #7C1811

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

Preview Lab → · Contrast checker → · Palette generator →