#641F22#641F22

#641F22 is a dark, moderate red. Relative luminance 0.038; OKLCH L 34.8% C 0.100 H 21.5°. Best body text is #FFFFFF at 11.93:1 contrast (WCAG AA passes).

Color values

HEX	#641F22
RGB	rgb(100, 31, 34)
HSL	hsl(357, 53%, 26%)
HSV	hsv(357, 69%, 39%)
CMYK	cmyk(0%, 69%, 66%, 60.8%)
CIE-LAB	lab(23.02, 31.29, 15.13)
CIE-LCH	lch(23.02, 34.75, 25.80°)
OKLab	oklab(34.85% 0.0926 0.0364)
OKLCH	oklch(34.85% 0.1 21.5)
XYZ	xyz(6.0348, 3.8056, 1.9298)
Luminance	0.0381 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641F22 #1F6461

analogous

#641F44 #641F22 #643E1F

triadic

#641F22 #22641F #1F2264

tetradic

#641F22 #44641F #1F6461 #3E1F64

square

#641F22 #44641F #1F6461 #3E1F64

split-complementary

#641F22 #1F643E #1F4464

monochromatic

#170708 #351112 #641F22 #932D32 #C13C42

Accessibility & contrast

On white

11.93

#641F22 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#641F22 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641F22

11.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641F22	#FFFFFF	#000000	##FFFFFF
##641F22	1.00	11.93	1.76	11.93
#FFFFFF	11.93	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#312E22

Deuteranopia (green-blind)

#423C20

Tritanopia (blue-blind)

#6E1021

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #641f22;
/* rgb */ color: rgb(100, 31, 34);
/* oklch */ color: oklch(34.8% 0.100 21.5);

Tailwind

colors: {
  custom: {
    50: '#955f5d',
    500: '#641f22',
    950: '#000000',
  },
}

SCSS

$custom: #641f22;
$custom-light: #955f5d;
$custom-dark: #000000;

JSON

{
  "hex": "#641f22",
  "rgb": {
    "r": 100,
    "g": 31,
    "b": 34
  },
  "hsl": {
    "h": 357.391,
    "s": 52.672,
    "l": 25.686
  },
  "oklch": {
    "l": 0.34845,
    "c": 0.09953,
    "h": 21.5
  },
  "luminance": 0.03805
}

Semantic roles & 50–950 ramp

primary

#641F22

secondary

#469895

accent

#DCD64C

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0504

muted

#7E7979

Preview Lab

Preview with #641F22

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

Preview Lab → · Contrast checker → · Palette generator →