#641121#641121

#641121 is a dark, moderate red. Relative luminance 0.032; OKLCH L 33.3% C 0.115 H 16.0°. Best body text is #FFFFFF at 12.77:1 contrast (WCAG AA passes).

Color values

HEX	#641121
RGB	rgb(100, 17, 33)
HSL	hsl(348, 71%, 23%)
HSV	hsv(348, 83%, 39%)
CMYK	cmyk(0%, 83%, 67%, 60.8%)
CIE-LAB	lab(20.91, 36.98, 13.08)
CIE-LCH	lch(20.91, 39.23, 19.48°)
OKLab	oklab(33.27% 0.1106 0.0316)
OKLCH	oklch(33.27% 0.115 16)
XYZ	xyz(5.7311, 3.2209, 1.7585)
Luminance	0.0322 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641121 #116454

analogous

#64114A #641121 #642B11

triadic

#641121 #216411 #112164

tetradic

#641121 #4A6411 #116454 #2B1164

square

#641121 #4A6411 #116454 #2B1164

split-complementary

#641121 #11642B #114A64

monochromatic

#1A0409 #300810 #641121 #981A32 #CD2344

Accessibility & contrast

On white

12.77

#641121 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#641121 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641121

12.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641121	#FFFFFF	#000000	##FFFFFF
##641121	1.00	12.77	1.64	12.77
#FFFFFF	12.77	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#292721

Deuteranopia (green-blind)

#3E381F

Tritanopia (blue-blind)

#6E0018

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #641121;
/* rgb */ color: rgb(100, 17, 33);
/* oklch */ color: oklch(33.3% 0.115 16.0);

Tailwind

colors: {
  custom: {
    50: '#96585b',
    500: '#641121',
    950: '#000000',
  },
}

SCSS

$custom: #641121;
$custom-light: #96585b;
$custom-dark: #000000;

JSON

{
  "hex": "#641121",
  "rgb": {
    "r": 100,
    "g": 17,
    "b": 33
  },
  "hsl": {
    "h": 348.434,
    "s": 70.94,
    "l": 22.941
  },
  "oklch": {
    "l": 0.33266,
    "c": 0.11502,
    "h": 16
  },
  "luminance": 0.0322
}

Semantic roles & 50–950 ramp

primary

#641121

secondary

#359C88

accent

#EECB3A

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0404

muted

#7E7979

Preview Lab

Preview with #641121

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

Preview Lab → · Contrast checker → · Palette generator →