#641A20#641A20

#641A20 is a dark, moderate red. Relative luminance 0.036; OKLCH L 34.2% C 0.106 H 20.3°. Best body text is #FFFFFF at 12.28:1 contrast (WCAG AA passes).

Color values

HEX	#641A20
RGB	rgb(100, 26, 32)
HSL	hsl(355, 59%, 25%)
HSV	hsv(355, 74%, 39%)
CMYK	cmyk(0%, 74%, 68%, 60.8%)
CIE-LAB	lab(22.14, 33.44, 15.35)
CIE-LCH	lch(22.14, 36.80, 24.66°)
OKLab	oklab(34.17% 0.099 0.0367)
OKLCH	oklch(34.17% 0.106 20.3)
XYZ	xyz(5.8862, 3.5532, 1.7421)
Luminance	0.0355 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641A20 #1A645E

analogous

#641A45 #641A20 #64391A

triadic

#641A20 #20641A #1A2064

tetradic

#641A20 #45641A #1A645E #391A64

square

#641A20 #45641A #1A645E #391A64

split-complementary

#641A20 #1A6439 #1A4564

monochromatic

#180608 #330D10 #641A20 #952730 #C5333F

Accessibility & contrast

On white

12.28

#641A20 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#641A20 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641A20

12.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641A20	#FFFFFF	#000000	##FFFFFF
##641A20	1.00	12.28	1.71	12.28
#FFFFFF	12.28	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E2B20

Deuteranopia (green-blind)

#413B1E

Tritanopia (blue-blind)

#6E061D

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #641a20;
/* rgb */ color: rgb(100, 26, 32);
/* oklch */ color: oklch(34.2% 0.106 20.3);

Tailwind

colors: {
  custom: {
    50: '#965c5b',
    500: '#641a20',
    950: '#000000',
  },
}

SCSS

$custom: #641a20;
$custom-light: #965c5b;
$custom-dark: #000000;

JSON

{
  "hex": "#641a20",
  "rgb": {
    "r": 100,
    "g": 26,
    "b": 32
  },
  "hsl": {
    "h": 355.135,
    "s": 58.73,
    "l": 24.706
  },
  "oklch": {
    "l": 0.34172,
    "c": 0.10561,
    "h": 20.3
  },
  "luminance": 0.03552
}

Semantic roles & 50–950 ramp

primary

#641A20

secondary

#409A92

accent

#E2D546

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0404

muted

#7E7979

Preview Lab

Preview with #641A20

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

Preview Lab → · Contrast checker → · Palette generator →