#641D10#641D10

#641D10 is a dark, moderate red. Relative luminance 0.036; OKLCH L 34.3% C 0.105 H 32.6°. Best body text is #FFFFFF at 12.17:1 contrast (WCAG AA passes).

Color values

HEX	#641D10
RGB	rgb(100, 29, 16)
HSL	hsl(9, 72%, 23%)
HSV	hsv(9, 84%, 39%)
CMYK	cmyk(0%, 71%, 84%, 60.8%)
CIE-LAB	lab(22.40, 31.23, 25.95)
CIE-LCH	lch(22.40, 40.60, 39.73°)
OKLab	oklab(34.29% 0.0884 0.0565)
OKLCH	oklch(34.29% 0.105 32.6)
XYZ	xyz(5.7891, 3.6263, 0.8852)
Luminance	0.0362 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641D10 #105764

analogous

#64102D #641D10 #644710

triadic

#641D10 #10641D #1D1064

tetradic

#641D10 #2D6410 #105764 #471064

square

#641D10 #2D6410 #105764 #471064

split-complementary

#641D10 #106447 #102D64

monochromatic

#1A0804 #2F0E08 #641D10 #992C18 #CE3C21

Accessibility & contrast

On white

12.17

#641D10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#641D10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641D10

12.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641D10	#FFFFFF	#000000	##FFFFFF
##641D10	1.00	12.17	1.73	12.17
#FFFFFF	12.17	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#312C0E

Deuteranopia (green-blind)

#433B0D

Tritanopia (blue-blind)

#6F071B

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #641d10;
/* rgb */ color: rgb(100, 29, 16);
/* oklch */ color: oklch(34.3% 0.105 32.6);

Tailwind

colors: {
  custom: {
    50: '#975d4f',
    500: '#641d10',
    950: '#000000',
  },
}

SCSS

$custom: #641d10;
$custom-light: #975d4f;
$custom-dark: #000000;

JSON

{
  "hex": "#641d10",
  "rgb": {
    "r": 100,
    "g": 29,
    "b": 16
  },
  "hsl": {
    "h": 9.286,
    "s": 72.414,
    "l": 22.745
  },
  "oklch": {
    "l": 0.34291,
    "c": 0.10495,
    "h": 32.6
  },
  "luminance": 0.03625
}

Semantic roles & 50–950 ramp

primary

#641D10

secondary

#338C9D

accent

#D3EF39

background

#FAF5F4

surface

#F3E9E7

border

#CDC5C3

text

#0F0402

muted

#7F7978

Preview Lab

Preview with #641D10

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

Preview Lab → · Contrast checker → · Palette generator →