#661011#661011

#661011 is a dark, moderate red. Relative luminance 0.032; OKLCH L 33.3% C 0.119 H 26.1°. Best body text is #FFFFFF at 12.75:1 contrast (WCAG AA passes).

Color values

HEX	#661011
RGB	rgb(102, 16, 17)
HSL	hsl(359, 73%, 23%)
HSV	hsv(359, 84%, 40%)
CMYK	cmyk(0%, 84.3%, 83.3%, 60%)
CIE-LAB	lab(20.97, 37.13, 23.98)
CIE-LCH	lch(20.97, 44.19, 32.85°)
OKLab	oklab(33.31% 0.1069 0.0525)
OKLCH	oklch(33.31% 0.119 26.1)
XYZ	xyz(5.7667, 3.2368, 0.8513)
Luminance	0.0324 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661011 #106665

analogous

#66103C #661011 #663A10

triadic

#661011 #116610 #101166

tetradic

#661011 #3C6610 #106665 #3A1066

square

#661011 #3C6610 #106665 #3A1066

split-complementary

#661011 #10663A #103C66

monochromatic

#1A0404 #310808 #661011 #9B181A #D02123

Accessibility & contrast

On white

12.75

#661011 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#661011 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661011

12.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661011	#FFFFFF	#000000	##FFFFFF
##661011	1.00	12.75	1.65	12.75
#FFFFFF	12.75	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B2710

Deuteranopia (green-blind)

#40390D

Tritanopia (blue-blind)

#710012

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #661011;
/* rgb */ color: rgb(102, 16, 17);
/* oklch */ color: oklch(33.3% 0.119 26.1);

Tailwind

colors: {
  custom: {
    50: '#99584f',
    500: '#661011',
    950: '#000000',
  },
}

SCSS

$custom: #661011;
$custom-light: #99584f;
$custom-dark: #000000;

JSON

{
  "hex": "#661011",
  "rgb": {
    "r": 102,
    "g": 16,
    "b": 17
  },
  "hsl": {
    "h": 359.302,
    "s": 72.881,
    "l": 23.137
  },
  "oklch": {
    "l": 0.33305,
    "c": 0.11906,
    "h": 26.1
  },
  "luminance": 0.03236
}

Semantic roles & 50–950 ramp

primary

#661011

secondary

#339E9D

accent

#F0ED38

background

#FAF5F4

surface

#F4E9E7

border

#CEC5C3

text

#0F0402

muted

#7F7978

Preview Lab

Preview with #661011

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

Preview Lab → · Contrast checker → · Palette generator →