#642E1D#642E1D

#642E1D is a dark, moderate red. Relative luminance 0.048; OKLCH L 37.1% C 0.083 H 38.1°. Best body text is #FFFFFF at 10.77:1 contrast (WCAG AA passes).

Color values

HEX	#642E1D
RGB	rgb(100, 46, 29)
HSL	hsl(14, 55%, 25%)
HSV	hsv(14, 71%, 39%)
CMYK	cmyk(0%, 54%, 71%, 60.8%)
CIE-LAB	lab(26.02, 22.88, 22.07)
CIE-LCH	lch(26.02, 31.79, 43.97°)
OKLab	oklab(37.09% 0.0653 0.0512)
OKLCH	oklch(37.09% 0.083 38.1)
XYZ	xyz(6.4549, 4.7528, 1.7396)
Luminance	0.0475 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642E1D #1D5364

analogous

#641D2F #642E1D #64511D

triadic

#642E1D #1D642E #2E1D64

tetradic

#642E1D #2F641D #1D5364 #511D64

square

#642E1D #2F641D #1D5364 #511D64

split-complementary

#642E1D #1D6451 #1D2F64

monochromatic

#180B07 #35180F #642E1D #93442B #C35A39

Accessibility & contrast

On white

10.77

#642E1D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#642E1D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642E1D

10.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642E1D	#FFFFFF	#000000	##FFFFFF
##642E1D	1.00	10.77	1.95	10.77
#FFFFFF	10.77	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C361B

Deuteranopia (green-blind)

#49421C

Tritanopia (blue-blind)

#6E242A

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #642e1d;
/* rgb */ color: rgb(100, 46, 29);
/* oklch */ color: oklch(37.1% 0.083 38.1);

Tailwind

colors: {
  custom: {
    50: '#956859',
    500: '#642e1d',
    950: '#000000',
  },
}

SCSS

$custom: #642e1d;
$custom-light: #956859;
$custom-dark: #000000;

JSON

{
  "hex": "#642e1d",
  "rgb": {
    "r": 100,
    "g": 46,
    "b": 29
  },
  "hsl": {
    "h": 14.366,
    "s": 55.039,
    "l": 25.294
  },
  "oklch": {
    "l": 0.37085,
    "c": 0.08302,
    "h": 38.1
  },
  "luminance": 0.04752
}

Semantic roles & 50–950 ramp

primary

#642E1D

secondary

#448599

accent

#BBDE49

background

#F9F6F5

surface

#F2EBE9

border

#CCC6C5

text

#0E0603

muted

#7E7A78

Preview Lab

Preview with #642E1D

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

Preview Lab → · Contrast checker → · Palette generator →