#64131E#64131E

#64131E is a dark, moderate red. Relative luminance 0.033; OKLCH L 33.4% C 0.113 H 18.9°. Best body text is #FFFFFF at 12.70:1 contrast (WCAG AA passes).

Color values

HEX	#64131E
RGB	rgb(100, 19, 30)
HSL	hsl(352, 68%, 23%)
HSV	hsv(352, 81%, 39%)
CMYK	cmyk(0%, 81%, 70%, 60.8%)
CIE-LAB	lab(21.09, 36.09, 15.40)
CIE-LCH	lch(21.09, 39.24, 23.11°)
OKLab	oklab(33.38% 0.1071 0.0366)
OKLCH	oklch(33.38% 0.113 18.9)
XYZ	xyz(5.7234, 3.2697, 1.5578)
Luminance	0.0327 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64131E #136459

analogous

#641346 #64131E #643013

triadic

#64131E #1E6413 #131E64

tetradic

#64131E #466413 #136459 #301364

square

#64131E #466413 #136459 #301364

split-complementary

#64131E #136430 #134664

monochromatic

#1A0508 #31090F #64131E #971D2D #CB273D

Accessibility & contrast

On white

12.70

#64131E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#64131E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #64131E

12.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64131E	#FFFFFF	#000000	##FFFFFF
##64131E	1.00	12.70	1.65	12.70
#FFFFFF	12.70	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A281E

Deuteranopia (green-blind)

#3F391C

Tritanopia (blue-blind)

#6E0018

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #64131e;
/* rgb */ color: rgb(100, 19, 30);
/* oklch */ color: oklch(33.4% 0.113 18.9);

Tailwind

colors: {
  custom: {
    50: '#965959',
    500: '#64131e',
    950: '#000000',
  },
}

SCSS

$custom: #64131e;
$custom-light: #965959;
$custom-dark: #000000;

JSON

{
  "hex": "#64131e",
  "rgb": {
    "r": 100,
    "g": 19,
    "b": 30
  },
  "hsl": {
    "h": 351.852,
    "s": 68.067,
    "l": 23.333
  },
  "oklch": {
    "l": 0.33384,
    "c": 0.11312,
    "h": 18.9
  },
  "luminance": 0.03269
}

Semantic roles & 50–950 ramp

primary

#64131E

secondary

#379C8E

accent

#EBD33D

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0403

muted

#7E7978

Preview Lab

Preview with #64131E

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

Preview Lab → · Contrast checker → · Palette generator →