#641F16#641F16

#641F16 is a dark, moderate red. Relative luminance 0.037; OKLCH L 34.6% C 0.102 H 30.4°. Best body text is #FFFFFF at 12.00:1 contrast (WCAG AA passes).

Color values

HEX	#641F16
RGB	rgb(100, 31, 22)
HSL	hsl(7, 64%, 24%)
HSV	hsv(7, 78%, 39%)
CMYK	cmyk(0%, 69%, 78%, 60.8%)
CIE-LAB	lab(22.82, 30.54, 22.77)
CIE-LCH	lch(22.82, 38.10, 36.71°)
OKLab	oklab(34.63% 0.0876 0.0513)
OKLCH	oklch(34.63% 0.102 30.4)
XYZ	xyz(5.8910, 3.7481, 1.1722)
Luminance	0.0375 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641F16 #165B64

analogous

#641634 #641F16 #644616

triadic

#641F16 #16641F #1F1664

tetradic

#641F16 #346416 #165B64 #461664

square

#641F16 #346416 #165B64 #461664

split-complementary

#641F16 #166446 #163464

monochromatic

#190806 #320F0B #641F16 #962F21 #C83E2C

Accessibility & contrast

On white

12.00

#641F16 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#641F16 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641F16

12.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641F16	#FFFFFF	#000000	##FFFFFF
##641F16	1.00	12.00	1.75	12.00
#FFFFFF	12.00	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#322D15

Deuteranopia (green-blind)

#433C14

Tritanopia (blue-blind)

#6F0D1D

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #641f16;
/* rgb */ color: rgb(100, 31, 22);
/* oklch */ color: oklch(34.6% 0.102 30.4);

Tailwind

colors: {
  custom: {
    50: '#965f53',
    500: '#641f16',
    950: '#000000',
  },
}

SCSS

$custom: #641f16;
$custom-light: #965f53;
$custom-dark: #000000;

JSON

{
  "hex": "#641f16",
  "rgb": {
    "r": 100,
    "g": 31,
    "b": 22
  },
  "hsl": {
    "h": 6.923,
    "s": 63.934,
    "l": 23.922
  },
  "oklch": {
    "l": 0.34633,
    "c": 0.10154,
    "h": 30.4
  },
  "luminance": 0.03747
}

Semantic roles & 50–950 ramp

primary

#641F16

secondary

#3B909B

accent

#D4E741

background

#F9F5F4

surface

#F2E9E7

border

#CCC5C3

text

#0F0502

muted

#7E7978

Preview Lab

Preview with #641F16

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

Preview Lab → · Contrast checker → · Palette generator →