#7D181D#7D181D

#7D181D is a dark, vivid red. Relative luminance 0.051; OKLCH L 38.7% C 0.135 H 24.0°. Best body text is #FFFFFF at 10.39:1 contrast (WCAG AA passes).

Color values

HEX	#7D181D
RGB	rgb(125, 24, 29)
HSL	hsl(357, 68%, 29%)
HSV	hsv(357, 81%, 49%)
CMYK	cmyk(0%, 80.8%, 76.8%, 51%)
CIE-LAB	lab(27.03, 42.49, 24.46)
CIE-LCH	lch(27.03, 49.03, 29.93°)
OKLab	oklab(38.74% 0.1236 0.0551)
OKLCH	oklch(38.74% 0.135 24)
XYZ	xyz(9.0069, 5.1034, 1.6730)
Luminance	0.0510 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#7D181D #187D78

analogous

#7D1850 #7D181D #7D4618

triadic

#7D181D #1D7D18 #181D7D

tetradic

#7D181D #507D18 #187D78 #46187D

square

#7D181D #507D18 #187D78 #46187D

split-complementary

#7D181D #187D46 #18507D

monochromatic

#1A0506 #4A0E11 #7D181D #B02229 #D9373F

Accessibility & contrast

On white

10.39

#7D181D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#7D181D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #7D181D

10.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##7D181D	#FFFFFF	#000000	##FFFFFF
##7D181D	1.00	10.39	2.02	10.39
#FFFFFF	10.39	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#37321C

Deuteranopia (green-blind)

#504819

Tritanopia (blue-blind)

#8A001B

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #7d181d;
/* rgb */ color: rgb(125, 24, 29);
/* oklch */ color: oklch(38.7% 0.135 24.0);

Tailwind

colors: {
  custom: {
    50: '#aa5f59',
    500: '#7d181d',
    950: '#000000',
  },
}

SCSS

$custom: #7d181d;
$custom-light: #aa5f59;
$custom-dark: #000000;

JSON

{
  "hex": "#7d181d",
  "rgb": {
    "r": 125,
    "g": 24,
    "b": 29
  },
  "hsl": {
    "h": 357.03,
    "s": 67.785,
    "l": 29.216
  },
  "oklch": {
    "l": 0.38739,
    "c": 0.1353,
    "h": 24
  },
  "luminance": 0.05102
}

Semantic roles & 50–950 ramp

primary

#7D181D

secondary

#3FB2AC

accent

#EBE23D

background

#FBF5F5

surface

#F6EAE9

border

#D0C6C5

text

#110503

muted

#807978

Preview Lab

Preview with #7D181D

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

Preview Lab → · Contrast checker → · Palette generator →