#641F13#641F13

#641F13 is a dark, moderate red. Relative luminance 0.037; OKLCH L 34.6% C 0.102 H 32.2°. Best body text is #FFFFFF at 12.02:1 contrast (WCAG AA passes).

Color values

HEX	#641F13
RGB	rgb(100, 31, 19)
HSL	hsl(9, 68%, 23%)
HSV	hsv(9, 81%, 39%)
CMYK	cmyk(0%, 69%, 81%, 60.8%)
CIE-LAB	lab(22.78, 30.40, 24.59)
CIE-LCH	lch(22.78, 39.10, 38.97°)
OKLab	oklab(34.59% 0.0865 0.0545)
OKLCH	oklch(34.59% 0.102 32.2)
XYZ	xyz(5.8637, 3.7372, 1.0286)
Luminance	0.0374 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641F13 #135864

analogous

#64132F #641F13 #644713

triadic

#641F13 #13641F #1F1364

tetradic

#641F13 #2F6413 #135864 #471364

square

#641F13 #2F6413 #135864 #471364

split-complementary

#641F13 #136447 #132F64

monochromatic

#1A0805 #310F09 #641F13 #972F1D #CB3F27

Accessibility & contrast

On white

12.02

#641F13 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#641F13 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641F13

12.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641F13	#FFFFFF	#000000	##FFFFFF
##641F13	1.00	12.02	1.75	12.02
#FFFFFF	12.02	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#322D11

Deuteranopia (green-blind)

#443C11

Tritanopia (blue-blind)

#6F0C1D

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #641f13;
/* rgb */ color: rgb(100, 31, 19);
/* oklch */ color: oklch(34.6% 0.102 32.2);

Tailwind

colors: {
  custom: {
    50: '#975f51',
    500: '#641f13',
    950: '#000000',
  },
}

SCSS

$custom: #641f13;
$custom-light: #975f51;
$custom-dark: #000000;

JSON

{
  "hex": "#641f13",
  "rgb": {
    "r": 100,
    "g": 31,
    "b": 19
  },
  "hsl": {
    "h": 8.889,
    "s": 68.067,
    "l": 23.333
  },
  "oklch": {
    "l": 0.34592,
    "c": 0.10221,
    "h": 32.2
  },
  "luminance": 0.03736
}

Semantic roles & 50–950 ramp

primary

#641F13

secondary

#378D9C

accent

#D1EB3D

background

#F9F5F4

surface

#F2E9E7

border

#CCC5C3

text

#0F0502

muted

#7E7978

Preview Lab

Preview with #641F13

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

Preview Lab → · Contrast checker → · Palette generator →