#662F2F#662F2F

#662F2F is a dark, moderate red. Relative luminance 0.051; OKLCH L 37.9% C 0.079 H 21.5°. Best body text is #FFFFFF at 10.43:1 contrast (WCAG AA passes).

Color values

HEX	#662F2F
RGB	rgb(102, 47, 47)
HSL	hsl(0, 37%, 29%)
HSV	hsv(0, 54%, 40%)
CMYK	cmyk(0%, 53.9%, 53.9%, 60%)
CIE-LAB	lab(26.92, 24.70, 11.66)
CIE-LCH	lch(26.92, 27.31, 25.26°)
OKLab	oklab(37.94% 0.0739 0.0292)
OKLCH	oklch(37.94% 0.079 21.5)
XYZ	xyz(7.0096, 5.0638, 3.2970)
Luminance	0.0506 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#662F2F #2F6666

analogous

#662F4B #662F2F #664B2F

triadic

#662F2F #2F662F #2F2F66

tetradic

#662F2F #4B662F #2F6666 #4B2F66

square

#662F2F #4B662F #2F6666 #4B2F66

split-complementary

#662F2F #2F664B #2F4B66

monochromatic

#150A0A #3C1C1C #662F2F #904242 #B45C5C

Accessibility & contrast

On white

10.43

#662F2F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#662F2F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #662F2F

10.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##662F2F	#FFFFFF	#000000	##FFFFFF
##662F2F	1.00	10.43	2.01	10.43
#FFFFFF	10.43	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B392F

Deuteranopia (green-blind)

#49442E

Tritanopia (blue-blind)

#6F272F

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #662f2f;
/* rgb */ color: rgb(102, 47, 47);
/* oklch */ color: oklch(37.9% 0.079 21.5);

Tailwind

colors: {
  custom: {
    50: '#956967',
    500: '#662f2f',
    950: '#000000',
  },
}

SCSS

$custom: #662f2f;
$custom-light: #956967;
$custom-dark: #000000;

JSON

{
  "hex": "#662f2f",
  "rgb": {
    "r": 102,
    "g": 47,
    "b": 47
  },
  "hsl": {
    "h": 0,
    "s": 36.913,
    "l": 29.216
  },
  "oklch": {
    "l": 0.37943,
    "c": 0.07945,
    "h": 21.5
  },
  "luminance": 0.05063
}

Semantic roles & 50–950 ramp

primary

#662F2F

secondary

#599898

accent

#CDCD5B

background

#F9F6F6

surface

#F2EBEB

border

#CCC6C6

text

#0E0606

muted

#7E7A7A

Preview Lab

Preview with #662F2F

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

Preview Lab → · Contrast checker → · Palette generator →