#642836#642836

#642836 is a dark, moderate red. Relative luminance 0.045; OKLCH L 36.7% C 0.088 H 7.9°. Best body text is #FFFFFF at 11.06:1 contrast (WCAG AA passes).

Color values

HEX	#642836
RGB	rgb(100, 40, 54)
HSL	hsl(346, 43%, 27%)
HSV	hsv(346, 60%, 39%)
CMYK	cmyk(0%, 60%, 46%, 60.8%)
CIE-LAB	lab(25.24, 28.58, 4.59)
CIE-LCH	lch(25.24, 28.95, 9.13°)
OKLab	oklab(36.67% 0.0869 0.0121)
OKLCH	oklch(36.67% 0.088 7.9)
XYZ	xyz(6.6806, 4.4940, 4.0049)
Luminance	0.0449 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#642836 #286456

analogous

#642854 #642836 #643828

triadic

#642836 #366428 #283664

tetradic

#642836 #546428 #286456 #382864

square

#642836 #546428 #286456 #382864

split-complementary

#642836 #286438 #285464

monochromatic

#16090C #38171E #642836 #90394E #B84E67

Accessibility & contrast

On white

11.06

#642836 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#642836 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #642836

11.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##642836	#FFFFFF	#000000	##FFFFFF
##642836	1.00	11.06	1.90	11.06
#FFFFFF	11.06	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#343436

Deuteranopia (green-blind)

#434035

Tritanopia (blue-blind)

#6D212D

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #642836;
/* rgb */ color: rgb(100, 40, 54);
/* oklch */ color: oklch(36.7% 0.088 7.9);

Tailwind

colors: {
  custom: {
    50: '#93656c',
    500: '#642836',
    950: '#000000',
  },
}

SCSS

$custom: #642836;
$custom-light: #93656c;
$custom-dark: #000000;

JSON

{
  "hex": "#642836",
  "rgb": {
    "r": 100,
    "g": 40,
    "b": 54
  },
  "hsl": {
    "h": 346,
    "s": 42.857,
    "l": 27.451
  },
  "oklch": {
    "l": 0.36671,
    "c": 0.08769,
    "h": 7.9
  },
  "luminance": 0.04493
}

Semantic roles & 50–950 ramp

primary

#642836

secondary

#519786

accent

#D3B555

background

#F9F6F6

surface

#F2EBEB

border

#CCC6C6

text

#0D0607

muted

#7E7A7A

Preview Lab

Preview with #642836

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

Preview Lab → · Contrast checker → · Palette generator →