#64190D#64190D

#64190D is a dark, moderate red. Relative luminance 0.034; OKLCH L 33.8% C 0.110 H 31.8°. Best body text is #FFFFFF at 12.45:1 contrast (WCAG AA passes).

Color values

HEX	#64190D
RGB	rgb(100, 25, 13)
HSL	hsl(8, 77%, 22%)
HSV	hsv(8, 87%, 39%)
CMYK	cmyk(0%, 75%, 87%, 60.8%)
CIE-LAB	lab(21.71, 32.92, 26.77)
CIE-LCH	lch(21.71, 42.43, 39.12°)
OKLab	oklab(33.76% 0.093 0.0578)
OKLCH	oklch(33.76% 0.11 31.8)
XYZ	xyz(5.6765, 3.4345, 0.7447)
Luminance	0.0343 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64190D #0D5864

analogous

#640D2D #64190D #64450D

triadic

#64190D #0D6419 #190D64

tetradic

#64190D #2D640D #0D5864 #450D64

square

#64190D #2D640D #0D5864 #450D64

split-complementary

#64190D #0D6445 #0D2D64

monochromatic

#1B0704 #2E0B06 #64190D #9A2714 #D0341B

Accessibility & contrast

On white

12.45

#64190D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#64190D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #64190D

12.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64190D	#FFFFFF	#000000	##FFFFFF
##64190D	1.00	12.45	1.69	12.45
#FFFFFF	12.45	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F290B

Deuteranopia (green-blind)

#423A09

Tritanopia (blue-blind)

#6F0017

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #64190d;
/* rgb */ color: rgb(100, 25, 13);
/* oklch */ color: oklch(33.8% 0.110 31.8);

Tailwind

colors: {
  custom: {
    50: '#975b4d',
    500: '#64190d',
    950: '#000000',
  },
}

SCSS

$custom: #64190d;
$custom-light: #975b4d;
$custom-dark: #000000;

JSON

{
  "hex": "#64190d",
  "rgb": {
    "r": 100,
    "g": 25,
    "b": 13
  },
  "hsl": {
    "h": 8.276,
    "s": 76.991,
    "l": 22.157
  },
  "oklch": {
    "l": 0.33764,
    "c": 0.10951,
    "h": 31.8
  },
  "luminance": 0.03434
}

Semantic roles & 50–950 ramp

primary

#64190D

secondary

#2F8E9E

accent

#D9F434

background

#FAF5F4

surface

#F3E9E7

border

#CDC5C3

text

#0F0401

muted

#7F7977

Preview Lab

Preview with #64190D

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

Preview Lab → · Contrast checker → · Palette generator →