#641F2D#641F2D

#641F2D is a dark, moderate red. Relative luminance 0.039; OKLCH L 35.1% C 0.100 H 11.7°. Best body text is #FFFFFF at 11.83:1 contrast (WCAG AA passes).

Color values

HEX	#641F2D
RGB	rgb(100, 31, 45)
HSL	hsl(348, 53%, 26%)
HSV	hsv(348, 69%, 39%)
CMYK	cmyk(0%, 69%, 55%, 60.8%)
CIE-LAB	lab(23.27, 32.22, 7.95)
CIE-LCH	lch(23.27, 33.19, 13.87°)
OKLab	oklab(35.11% 0.0975 0.0202)
OKLCH	oklch(35.11% 0.1 11.7)
XYZ	xyz(6.2197, 3.8796, 2.9034)
Luminance	0.0388 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641F2D #1F6456

analogous

#641F4F #641F2D #64331F

triadic

#641F2D #2D641F #1F2D64

tetradic

#641F2D #4F641F #1F6456 #331F64

square

#641F2D #4F641F #1F6456 #331F64

split-complementary

#641F2D #1F6433 #1F4F64

monochromatic

#17070B #351118 #641F2D #932D42 #C13C57

Accessibility & contrast

On white

11.83

#641F2D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#641F2D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641F2D

11.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641F2D	#FFFFFF	#000000	##FFFFFF
##641F2D	1.00	11.83	1.78	11.83
#FFFFFF	11.83	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F2F2D

Deuteranopia (green-blind)

#413D2B

Tritanopia (blue-blind)

#6D1324

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #641f2d;
/* rgb */ color: rgb(100, 31, 45);
/* oklch */ color: oklch(35.1% 0.100 11.7);

Tailwind

colors: {
  custom: {
    50: '#945f65',
    500: '#641f2d',
    950: '#000000',
  },
}

SCSS

$custom: #641f2d;
$custom-light: #945f65;
$custom-dark: #000000;

JSON

{
  "hex": "#641f2d",
  "rgb": {
    "r": 100,
    "g": 31,
    "b": 45
  },
  "hsl": {
    "h": 347.826,
    "s": 52.672,
    "l": 25.686
  },
  "oklch": {
    "l": 0.35114,
    "c": 0.09958,
    "h": 11.7
  },
  "luminance": 0.03879
}

Semantic roles & 50–950 ramp

primary

#641F2D

secondary

#469888

accent

#DCBF4C

background

#F9F5F6

surface

#F2E9EB

border

#CCC5C6

text

#0E0505

muted

#7E797A

Preview Lab

Preview with #641F2D

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

Preview Lab → · Contrast checker → · Palette generator →