#643126#643126

#643126 is a dark, moderate red. Relative luminance 0.050; OKLCH L 37.8% C 0.076 H 33.4°. Best body text is #FFFFFF at 10.45:1 contrast (WCAG AA passes).

Color values

HEX	#643126
RGB	rgb(100, 49, 38)
HSL	hsl(11, 45%, 27%)
HSV	hsv(11, 62%, 39%)
CMYK	cmyk(0%, 51%, 62%, 60.8%)
CIE-LAB	lab(26.87, 21.82, 17.41)
CIE-LCH	lch(26.87, 27.91, 38.59°)
OKLab	oklab(37.78% 0.0638 0.042)
OKLCH	oklch(37.78% 0.076 33.4)
XYZ	xyz(6.7042, 5.0466, 2.4544)
Luminance	0.0505 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#643126 #265964

analogous

#64263A #643126 #645026

triadic

#643126 #266431 #312664

tetradic

#643126 #3A6426 #265964 #502664

square

#643126 #3A6426 #265964 #502664

split-complementary

#643126 #266450 #263A64

monochromatic

#160B08 #381B15 #643126 #904737 #BA5E4A

Accessibility & contrast

On white

10.45

#643126 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#643126 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #643126

10.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##643126	#FFFFFF	#000000	##FFFFFF
##643126	1.00	10.45	2.01	10.45
#FFFFFF	10.45	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E3925

Deuteranopia (green-blind)

#4A4425

Tritanopia (blue-blind)

#6D282E

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #643126;
/* rgb */ color: rgb(100, 49, 38);
/* oklch */ color: oklch(37.8% 0.076 33.4);

Tailwind

colors: {
  custom: {
    50: '#946a60',
    500: '#643126',
    950: '#000000',
  },
}

SCSS

$custom: #643126;
$custom-light: #946a60;
$custom-dark: #000000;

JSON

{
  "hex": "#643126",
  "rgb": {
    "r": 100,
    "g": 49,
    "b": 38
  },
  "hsl": {
    "h": 10.645,
    "s": 44.928,
    "l": 27.059
  },
  "oklch": {
    "l": 0.3778,
    "c": 0.07635,
    "h": 33.4
  },
  "luminance": 0.05046
}

Semantic roles & 50–950 ramp

primary

#643126

secondary

#4F8A97

accent

#BED553

background

#F9F6F5

surface

#F2EBE9

border

#CCC6C5

text

#0E0605

muted

#7E7A79

Preview Lab

Preview with #643126

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

Preview Lab → · Contrast checker → · Palette generator →