#66160E#66160E

#66160E is a dark, moderate red. Relative luminance 0.034; OKLCH L 33.8% C 0.114 H 29.9°. Best body text is #FFFFFF at 12.46:1 contrast (WCAG AA passes).

Color values

HEX	#66160E
RGB	rgb(102, 22, 14)
HSL	hsl(5, 76%, 23%)
HSV	hsv(5, 86%, 40%)
CMYK	cmyk(0%, 78.4%, 86.3%, 60%)
CIE-LAB	lab(21.69, 34.90, 26.39)
CIE-LCH	lch(21.69, 43.75, 37.10°)
OKLab	oklab(33.84% 0.0992 0.057)
OKLCH	oklch(33.84% 0.114 29.9)
XYZ	xyz(5.8464, 3.4312, 0.7698)
Luminance	0.0343 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66160E #0E5E66

analogous

#660E32 #66160E #66420E

triadic

#66160E #0E6616 #160E66

tetradic

#66160E #32660E #0E5E66 #420E66

square

#66160E #32660E #0E5E66 #420E66

split-complementary

#66160E #0E6642 #0E3266

monochromatic

#1B0604 #300A07 #66160E #9C2215 #D22D1D

Accessibility & contrast

On white

12.46

#66160E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#66160E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #66160E

12.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66160E	#FFFFFF	#000000	##FFFFFF
##66160E	1.00	12.46	1.69	12.46
#FFFFFF	12.46	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E290C

Deuteranopia (green-blind)

#423A0A

Tritanopia (blue-blind)

#710015

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #66160e;
/* rgb */ color: rgb(102, 22, 14);
/* oklch */ color: oklch(33.8% 0.114 29.9);

Tailwind

colors: {
  custom: {
    50: '#995a4d',
    500: '#66160e',
    950: '#000000',
  },
}

SCSS

$custom: #66160e;
$custom-light: #995a4d;
$custom-dark: #000000;

JSON

{
  "hex": "#66160e",
  "rgb": {
    "r": 102,
    "g": 22,
    "b": 14
  },
  "hsl": {
    "h": 5.455,
    "s": 75.862,
    "l": 22.745
  },
  "oklch": {
    "l": 0.33835,
    "c": 0.11439,
    "h": 29.9
  },
  "luminance": 0.0343
}

Semantic roles & 50–950 ramp

primary

#66160E

secondary

#31959F

accent

#E1F235

background

#FAF5F4

surface

#F4E9E7

border

#CEC5C3

text

#0F0401

muted

#7F7977

Preview Lab

Preview with #66160E

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

Preview Lab → · Contrast checker → · Palette generator →