#641C11#641C11

#641C11 is a dark, moderate red. Relative luminance 0.036; OKLCH L 34.2% C 0.106 H 31.5°. Best body text is #FFFFFF at 12.24:1 contrast (WCAG AA passes).

Color values

HEX	#641C11
RGB	rgb(100, 28, 17)
HSL	hsl(8, 71%, 23%)
HSV	hsv(8, 83%, 39%)
CMYK	cmyk(0%, 72%, 83%, 60.8%)
CIE-LAB	lab(22.24, 31.73, 25.21)
CIE-LCH	lch(22.24, 40.53, 38.47°)
OKLab	oklab(34.17% 0.0902 0.0552)
OKLCH	oklch(34.17% 0.106 31.5)
XYZ	xyz(5.7726, 3.5812, 0.9175)
Luminance	0.0358 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641C11 #115964

analogous

#64112F #641C11 #644511

triadic

#641C11 #11641C #1C1164

tetradic

#641C11 #2F6411 #115964 #451164

square

#641C11 #2F6411 #115964 #451164

split-complementary

#641C11 #116445 #112F64

monochromatic

#1A0704 #300D08 #641C11 #982B1A #CD3923

Accessibility & contrast

On white

12.24

#641C11 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#641C11 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641C11

12.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641C11	#FFFFFF	#000000	##FFFFFF
##641C11	1.00	12.24	1.72	12.24
#FFFFFF	12.24	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#312B0F

Deuteranopia (green-blind)

#433B0E

Tritanopia (blue-blind)

#6F051A

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #641c11;
/* rgb */ color: rgb(100, 28, 17);
/* oklch */ color: oklch(34.2% 0.106 31.5);

Tailwind

colors: {
  custom: {
    50: '#975d50',
    500: '#641c11',
    950: '#000000',
  },
}

SCSS

$custom: #641c11;
$custom-light: #975d50;
$custom-dark: #000000;

JSON

{
  "hex": "#641c11",
  "rgb": {
    "r": 100,
    "g": 28,
    "b": 17
  },
  "hsl": {
    "h": 7.952,
    "s": 70.94,
    "l": 22.941
  },
  "oklch": {
    "l": 0.34174,
    "c": 0.10577,
    "h": 31.5
  },
  "luminance": 0.0358
}

Semantic roles & 50–950 ramp

primary

#641C11

secondary

#358F9C

accent

#D6EE3A

background

#FAF5F4

surface

#F3E9E7

border

#CDC5C3

text

#0F0402

muted

#7F7978

Preview Lab

Preview with #641C11

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

Preview Lab → · Contrast checker → · Palette generator →