#66160F#66160F

#66160F is a dark, moderate red. Relative luminance 0.034; OKLCH L 33.8% C 0.114 H 29.4°. Best body text is #FFFFFF at 12.45:1 contrast (WCAG AA passes).

Color values

HEX	#66160F
RGB	rgb(102, 22, 15)
HSL	hsl(5, 74%, 23%)
HSV	hsv(5, 85%, 40%)
CMYK	cmyk(0%, 78.4%, 85.3%, 60%)
CIE-LAB	lab(21.70, 34.93, 25.89)
CIE-LCH	lch(21.70, 43.48, 36.54°)
OKLab	oklab(33.85% 0.0995 0.0561)
OKLCH	oklch(33.85% 0.114 29.4)
XYZ	xyz(5.8533, 3.4340, 0.8065)
Luminance	0.0343 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66160F #0F5F66

analogous

#660F33 #66160F #66420F

triadic

#66160F #0F6616 #160F66

tetradic

#66160F #33660F #0F5F66 #420F66

square

#66160F #33660F #0F5F66 #420F66

split-complementary

#66160F #0F6642 #0F3366

monochromatic

#1B0604 #310A07 #66160F #9B2217 #D12D1F

Accessibility & contrast

On white

12.45

#66160F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#66160F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #66160F

12.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66160F	#FFFFFF	#000000	##FFFFFF
##66160F	1.00	12.45	1.69	12.45
#FFFFFF	12.45	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E290D

Deuteranopia (green-blind)

#423A0B

Tritanopia (blue-blind)

#710015

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #66160f;
/* rgb */ color: rgb(102, 22, 15);
/* oklch */ color: oklch(33.8% 0.114 29.4);

Tailwind

colors: {
  custom: {
    50: '#995a4e',
    500: '#66160f',
    950: '#000000',
  },
}

SCSS

$custom: #66160f;
$custom-light: #995a4e;
$custom-dark: #000000;

JSON

{
  "hex": "#66160f",
  "rgb": {
    "r": 102,
    "g": 22,
    "b": 15
  },
  "hsl": {
    "h": 4.828,
    "s": 74.359,
    "l": 22.941
  },
  "oklch": {
    "l": 0.33846,
    "c": 0.11423,
    "h": 29.4
  },
  "luminance": 0.03433
}

Semantic roles & 50–950 ramp

primary

#66160F

secondary

#32969F

accent

#E2F137

background

#FAF5F4

surface

#F4E9E7

border

#CEC5C3

text

#0F0401

muted

#7F7977

Preview Lab

Preview with #66160F

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

Preview Lab → · Contrast checker → · Palette generator →