#641A11#641A11

#641A11 is a dark, moderate red. Relative luminance 0.035; OKLCH L 33.9% C 0.108 H 30.4°. Best body text is #FFFFFF at 12.37:1 contrast (WCAG AA passes).

Color values

HEX	#641A11
RGB	rgb(100, 26, 17)
HSL	hsl(7, 71%, 23%)
HSV	hsv(7, 83%, 39%)
CMYK	cmyk(0%, 74%, 83%, 60.8%)
CIE-LAB	lab(21.91, 32.63, 24.87)
CIE-LCH	lch(21.91, 41.02, 37.31°)
OKLab	oklab(33.93% 0.093 0.0545)
OKLCH	oklch(33.93% 0.108 30.4)
XYZ	xyz(5.7268, 3.4895, 0.9022)
Luminance	0.0349 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641A11 #115B64

analogous

#641131 #641A11 #644311

triadic

#641A11 #11641A #1A1164

tetradic

#641A11 #316411 #115B64 #431164

square

#641A11 #316411 #115B64 #431164

split-complementary

#641A11 #116443 #113164

monochromatic

#1A0704 #300C08 #641A11 #98281A #CD3523

Accessibility & contrast

On white

12.37

#641A11 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#641A11 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641A11

12.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641A11	#FFFFFF	#000000	##FFFFFF
##641A11	1.00	12.37	1.70	12.37
#FFFFFF	12.37	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#302A0F

Deuteranopia (green-blind)

#423A0E

Tritanopia (blue-blind)

#6F0119

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #641a11;
/* rgb */ color: rgb(100, 26, 17);
/* oklch */ color: oklch(33.9% 0.108 30.4);

Tailwind

colors: {
  custom: {
    50: '#975c4f',
    500: '#641a11',
    950: '#000000',
  },
}

SCSS

$custom: #641a11;
$custom-light: #975c4f;
$custom-dark: #000000;

JSON

{
  "hex": "#641a11",
  "rgb": {
    "r": 100,
    "g": 26,
    "b": 17
  },
  "hsl": {
    "h": 6.506,
    "s": 70.94,
    "l": 22.941
  },
  "oklch": {
    "l": 0.33927,
    "c": 0.10778,
    "h": 30.4
  },
  "luminance": 0.03489
}

Semantic roles & 50–950 ramp

primary

#641A11

secondary

#35919C

accent

#DAEE3A

background

#FAF5F4

surface

#F3E9E7

border

#CDC5C3

text

#0F0402

muted

#7F7978

Preview Lab

Preview with #641A11

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

Preview Lab → · Contrast checker → · Palette generator →