#641A10#641A10

#641A10 is a dark, moderate red. Relative luminance 0.035; OKLCH L 33.9% C 0.108 H 30.9°. Best body text is #FFFFFF at 12.37:1 contrast (WCAG AA passes).

Color values

HEX	#641A10
RGB	rgb(100, 26, 16)
HSL	hsl(7, 72%, 23%)
HSV	hsv(7, 84%, 39%)
CMYK	cmyk(0%, 74%, 84%, 60.8%)
CIE-LAB	lab(21.90, 32.59, 25.42)
CIE-LCH	lch(21.90, 41.33, 37.96°)
OKLab	oklab(33.92% 0.0927 0.0554)
OKLCH	oklch(33.92% 0.108 30.9)
XYZ	xyz(5.7191, 3.4864, 0.8619)
Luminance	0.0349 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641A10 #105A64

analogous

#641030 #641A10 #644410

triadic

#641A10 #10641A #1A1064

tetradic

#641A10 #306410 #105A64 #441064

square

#641A10 #306410 #105A64 #441064

split-complementary

#641A10 #106444 #103064

monochromatic

#1A0704 #2F0C08 #641A10 #992818 #CE3521

Accessibility & contrast

On white

12.37

#641A10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#641A10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641A10

12.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641A10	#FFFFFF	#000000	##FFFFFF
##641A10	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)

#302A0E

Deuteranopia (green-blind)

#423A0D

Tritanopia (blue-blind)

#6F0118

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #641a10;
/* rgb */ color: rgb(100, 26, 16);
/* oklch */ color: oklch(33.9% 0.108 30.9);

Tailwind

colors: {
  custom: {
    50: '#975c4f',
    500: '#641a10',
    950: '#000000',
  },
}

SCSS

$custom: #641a10;
$custom-light: #975c4f;
$custom-dark: #000000;

JSON

{
  "hex": "#641a10",
  "rgb": {
    "r": 100,
    "g": 26,
    "b": 16
  },
  "hsl": {
    "h": 7.143,
    "s": 72.414,
    "l": 22.745
  },
  "oklch": {
    "l": 0.33915,
    "c": 0.10798,
    "h": 30.9
  },
  "luminance": 0.03486
}

Semantic roles & 50–950 ramp

primary

#641A10

secondary

#33909D

accent

#D9EF39

background

#FAF5F4

surface

#F3E9E7

border

#CDC5C3

text

#0F0402

muted

#7F7978

Preview Lab

Preview with #641A10

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

Preview Lab → · Contrast checker → · Palette generator →