#623E39#623E39

#623E39 is a dark, muted red. Relative luminance 0.063; OKLCH L 40.4% C 0.052 H 28.2°. Best body text is #FFFFFF at 9.26:1 contrast (WCAG AA passes).

Color values

HEX	#623E39
RGB	rgb(98, 62, 57)
HSL	hsl(7, 26%, 30%)
HSV	hsv(7, 42%, 38%)
CMYK	cmyk(0%, 36.7%, 41.8%, 61.6%)
CIE-LAB	lab(30.25, 15.09, 9.59)
CIE-LCH	lch(30.25, 17.88, 32.43°)
OKLab	oklab(40.44% 0.0456 0.0245)
OKLCH	oklch(40.44% 0.052 28.2)
XYZ	xyz(7.4985, 6.3379, 4.6985)
Luminance	0.0634 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#623E39 #395D62

analogous

#623948 #623E39 #625239

triadic

#623E39 #39623E #3E3962

tetradic

#623E39 #486239 #395D62 #523962

square

#623E39 #486239 #395D62 #523962

split-complementary

#623E39 #396252 #394862

monochromatic

#150D0C #3B2622 #623E39 #895650 #A9736C

Accessibility & contrast

On white

9.26

#623E39 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#623E39 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #623E39

9.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##623E39	#FFFFFF	#000000	##FFFFFF
##623E39	1.00	9.26	2.27	9.26
#FFFFFF	9.26	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#464339

Deuteranopia (green-blind)

#4E4A39

Tritanopia (blue-blind)

#69393D

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #623e39;
/* rgb */ color: rgb(98, 62, 57);
/* oklch */ color: oklch(40.4% 0.052 28.2);

Tailwind

colors: {
  custom: {
    50: '#90736f',
    500: '#623e39',
    950: '#000000',
  },
}

SCSS

$custom: #623e39;
$custom-light: #90736f;
$custom-dark: #000000;

JSON

{
  "hex": "#623e39",
  "rgb": {
    "r": 98,
    "g": 62,
    "b": 57
  },
  "hsl": {
    "h": 7.317,
    "s": 26.452,
    "l": 30.392
  },
  "oklch": {
    "l": 0.40443,
    "c": 0.05178,
    "h": 28.2
  },
  "luminance": 0.06337
}

Semantic roles & 50–950 ramp

primary

#623E39

secondary

#658D92

accent

#B7C365

background

#F9F7F6

surface

#F1EDEC

border

#CBC8C7

text

#0D0807

muted

#7E7B7A

Preview Lab

Preview with #623E39

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

Preview Lab → · Contrast checker → · Palette generator →