#64210F#64210F

#64210F is a dark, moderate red. Relative luminance 0.038; OKLCH L 34.8% C 0.101 H 35.7°. Best body text is #FFFFFF at 11.89:1 contrast (WCAG AA passes).

Color values

HEX	#64210F
RGB	rgb(100, 33, 15)
HSL	hsl(13, 74%, 23%)
HSV	hsv(13, 85%, 39%)
CMYK	cmyk(0%, 67%, 85%, 60.8%)
CIE-LAB	lab(23.11, 29.25, 27.23)
CIE-LCH	lch(23.11, 39.96, 42.96°)
OKLab	oklab(34.83% 0.0821 0.059)
OKLCH	oklch(34.83% 0.101 35.7)
XYZ	xyz(5.8863, 3.8324, 0.8816)
Luminance	0.0383 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64210F #0F5264

analogous

#640F27 #64210F #644C0F

triadic

#64210F #0F6421 #210F64

tetradic

#64210F #27640F #0F5264 #4C0F64

square

#64210F #27640F #0F5264 #4C0F64

split-complementary

#64210F #0F644C #0F2764

monochromatic

#1B0904 #2F0F07 #64210F #993317 #CE441F

Accessibility & contrast

On white

11.89

#64210F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#64210F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #64210F

11.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64210F	#FFFFFF	#000000	##FFFFFF
##64210F	1.00	11.89	1.77	11.89
#FFFFFF	11.89	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#342E0C

Deuteranopia (green-blind)

#453D0C

Tritanopia (blue-blind)

#6F0F1D

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #64210f;
/* rgb */ color: rgb(100, 33, 15);
/* oklch */ color: oklch(34.8% 0.101 35.7);

Tailwind

colors: {
  custom: {
    50: '#97604f',
    500: '#64210f',
    950: '#000000',
  },
}

SCSS

$custom: #64210f;
$custom-light: #97604f;
$custom-dark: #000000;

JSON

{
  "hex": "#64210f",
  "rgb": {
    "r": 100,
    "g": 33,
    "b": 15
  },
  "hsl": {
    "h": 12.706,
    "s": 73.913,
    "l": 22.549
  },
  "oklch": {
    "l": 0.34825,
    "c": 0.10108,
    "h": 35.7
  },
  "luminance": 0.03832
}

Semantic roles & 50–950 ramp

primary

#64210F

secondary

#32869D

accent

#C9F137

background

#F9F5F4

surface

#F2E9E7

border

#CCC5C3

text

#0F0502

muted

#7E7978

Preview Lab

Preview with #64210F

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

Preview Lab → · Contrast checker → · Palette generator →