#64251C#64251C

#64251C is a dark, moderate red. Relative luminance 0.041; OKLCH L 35.6% C 0.093 H 30.5°. Best body text is #FFFFFF at 11.52:1 contrast (WCAG AA passes).

Color values

HEX	#64251C
RGB	rgb(100, 37, 28)
HSL	hsl(8, 56%, 25%)
HSV	hsv(8, 72%, 39%)
CMYK	cmyk(0%, 63%, 72%, 60.8%)
CIE-LAB	lab(24.05, 27.83, 20.38)
CIE-LCH	lch(24.05, 34.50, 36.21°)
OKLab	oklab(35.59% 0.0805 0.0473)
OKLCH	oklch(35.59% 0.093 30.5)
XYZ	xyz(6.1273, 4.1171, 1.5704)
Luminance	0.0412 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64251C #1C5B64

analogous

#641C37 #64251C #64491C

triadic

#64251C #1C6425 #251C64

tetradic

#64251C #37641C #1C5B64 #491C64

square

#64251C #37641C #1C5B64 #491C64

split-complementary

#64251C #1C6449 #1C3764

monochromatic

#180907 #34130F #64251C #943729 #C44837

Accessibility & contrast

On white

11.52

#64251C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#64251C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #64251C

11.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64251C	#FFFFFF	#000000	##FFFFFF
##64251C	1.00	11.52	1.82	11.52
#FFFFFF	11.52	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#36311B

Deuteranopia (green-blind)

#453E1A

Tritanopia (blue-blind)

#6E1823

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #64251c;
/* rgb */ color: rgb(100, 37, 28);
/* oklch */ color: oklch(35.6% 0.093 30.5);

Tailwind

colors: {
  custom: {
    50: '#956258',
    500: '#64251c',
    950: '#000000',
  },
}

SCSS

$custom: #64251c;
$custom-light: #956258;
$custom-dark: #000000;

JSON

{
  "hex": "#64251c",
  "rgb": {
    "r": 100,
    "g": 37,
    "b": 28
  },
  "hsl": {
    "h": 7.5,
    "s": 56.25,
    "l": 25.098
  },
  "oklch": {
    "l": 0.3559,
    "c": 0.09337,
    "h": 30.5
  },
  "luminance": 0.04116
}

Semantic roles & 50–950 ramp

primary

#64251C

secondary

#438E99

accent

#CDE048

background

#F9F5F5

surface

#F2EAE9

border

#CCC6C5

text

#0E0503

muted

#7E7978

Preview Lab

Preview with #64251C

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

Preview Lab → · Contrast checker → · Palette generator →