#7F1821#7F1821

#7F1821 is a dark, vivid red. Relative luminance 0.053; OKLCH L 39.2% C 0.137 H 22.2°. Best body text is #FFFFFF at 10.22:1 contrast (WCAG AA passes).

Color values

HEX	#7F1821
RGB	rgb(127, 24, 33)
HSL	hsl(355, 68%, 30%)
HSV	hsv(355, 81%, 50%)
CMYK	cmyk(0%, 81.1%, 74%, 50.2%)
CIE-LAB	lab(27.51, 43.31, 22.56)
CIE-LCH	lch(27.51, 48.84, 27.51°)
OKLab	oklab(39.19% 0.1269 0.0517)
OKLCH	oklch(39.19% 0.137 22.2)
XYZ	xyz(9.3546, 5.2766, 1.9645)
Luminance	0.0527 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#7F1821 #187F76

analogous

#7F1855 #7F1821 #7F4218

triadic

#7F1821 #217F18 #18217F

tetradic

#7F1821 #557F18 #187F76 #42187F

square

#7F1821 #557F18 #187F76 #42187F

split-complementary

#7F1821 #187F42 #18557F

monochromatic

#1A0507 #4C0E14 #7F1821 #B2222E #D93846

Accessibility & contrast

On white

10.22

#7F1821 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#7F1821 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #7F1821

10.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##7F1821	#FFFFFF	#000000	##FFFFFF
##7F1821	1.00	10.22	2.06	10.22
#FFFFFF	10.22	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#373320

Deuteranopia (green-blind)

#51491D

Tritanopia (blue-blind)

#8C001C

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #7f1821;
/* rgb */ color: rgb(127, 24, 33);
/* oklch */ color: oklch(39.2% 0.137 22.2);

Tailwind

colors: {
  custom: {
    50: '#ac605c',
    500: '#7f1821',
    950: '#000000',
  },
}

SCSS

$custom: #7f1821;
$custom-light: #ac605c;
$custom-dark: #000000;

JSON

{
  "hex": "#7f1821",
  "rgb": {
    "r": 127,
    "g": 24,
    "b": 33
  },
  "hsl": {
    "h": 354.757,
    "s": 68.212,
    "l": 29.608
  },
  "oklch": {
    "l": 0.3919,
    "c": 0.13698,
    "h": 22.2
  },
  "luminance": 0.05275
}

Semantic roles & 50–950 ramp

primary

#7F1821

secondary

#3FB3A9

accent

#EBDC3D

background

#FBF5F5

surface

#F6EAE9

border

#D0C6C5

text

#110504

muted

#807979

Preview Lab

Preview with #7F1821

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

Preview Lab → · Contrast checker → · Palette generator →