#64221A#64221A

#64221A is a dark, moderate red. Relative luminance 0.039; OKLCH L 35.1% C 0.097 H 29.7°. Best body text is #FFFFFF at 11.76:1 contrast (WCAG AA passes).

Color values

HEX	#64221A
RGB	rgb(100, 34, 26)
HSL	hsl(6, 59%, 25%)
HSV	hsv(6, 74%, 39%)
CMYK	cmyk(0%, 66%, 74%, 60.8%)
CIE-LAB	lab(23.43, 29.27, 20.93)
CIE-LCH	lch(23.43, 35.98, 35.56°)
OKLab	oklab(35.11% 0.0845 0.0482)
OKLCH	oklch(35.11% 0.097 29.7)
XYZ	xyz(6.0146, 3.9288, 1.4187)
Luminance	0.0393 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64221A #1A5C64

analogous

#641A37 #64221A #64471A

triadic

#64221A #1A6422 #221A64

tetradic

#64221A #37641A #1A5C64 #471A64

square

#64221A #37641A #1A5C64 #471A64

split-complementary

#64221A #1A6447 #1A3764

monochromatic

#180806 #33110D #64221A #953327 #C54333

Accessibility & contrast

On white

11.76

#64221A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#64221A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #64221A

11.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64221A	#FFFFFF	#000000	##FFFFFF
##64221A	1.00	11.76	1.79	11.76
#FFFFFF	11.76	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#342F19

Deuteranopia (green-blind)

#443D18

Tritanopia (blue-blind)

#6E1320

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #64221a;
/* rgb */ color: rgb(100, 34, 26);
/* oklch */ color: oklch(35.1% 0.097 29.7);

Tailwind

colors: {
  custom: {
    50: '#966056',
    500: '#64221a',
    950: '#000000',
  },
}

SCSS

$custom: #64221a;
$custom-light: #966056;
$custom-dark: #000000;

JSON

{
  "hex": "#64221a",
  "rgb": {
    "r": 100,
    "g": 34,
    "b": 26
  },
  "hsl": {
    "h": 6.486,
    "s": 58.73,
    "l": 24.706
  },
  "oklch": {
    "l": 0.35113,
    "c": 0.0973,
    "h": 29.7
  },
  "luminance": 0.03928
}

Semantic roles & 50–950 ramp

primary

#64221A

secondary

#40909A

accent

#D1E246

background

#F9F5F5

surface

#F2EAE9

border

#CCC6C5

text

#0E0503

muted

#7E7978

Preview Lab

Preview with #64221A

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

Preview Lab → · Contrast checker → · Palette generator →