#662018#662018

#662018 is a dark, moderate red. Relative luminance 0.039; OKLCH L 35.2% C 0.102 H 29.6°. Best body text is #FFFFFF at 11.77:1 contrast (WCAG AA passes).

Color values

HEX	#662018
RGB	rgb(102, 32, 24)
HSL	hsl(6, 62%, 25%)
HSV	hsv(6, 76%, 40%)
CMYK	cmyk(0%, 68.6%, 76.5%, 60%)
CIE-LAB	lab(23.42, 30.94, 22.29)
CIE-LCH	lch(23.42, 38.13, 35.77°)
OKLab	oklab(35.17% 0.0891 0.0506)
OKLCH	oklch(35.17% 0.102 29.6)
XYZ	xyz(6.1615, 3.9246, 1.2971)
Luminance	0.0392 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#662018 #185E66

analogous

#661837 #662018 #664718

triadic

#662018 #186620 #201866

tetradic

#662018 #376618 #185E66 #471866

square

#662018 #376618 #185E66 #471866

split-complementary

#662018 #186647 #183766

monochromatic

#190806 #34100C #662018 #983024 #C93F2F

Accessibility & contrast

On white

11.77

#662018 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#662018 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #662018

11.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##662018	#FFFFFF	#000000	##FFFFFF
##662018	1.00	11.77	1.78	11.77
#FFFFFF	11.77	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#332E17

Deuteranopia (green-blind)

#453D16

Tritanopia (blue-blind)

#710E1F

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #662018;
/* rgb */ color: rgb(102, 32, 24);
/* oklch */ color: oklch(35.2% 0.102 29.6);

Tailwind

colors: {
  custom: {
    50: '#985f55',
    500: '#662018',
    950: '#000000',
  },
}

SCSS

$custom: #662018;
$custom-light: #985f55;
$custom-dark: #000000;

JSON

{
  "hex": "#662018",
  "rgb": {
    "r": 102,
    "g": 32,
    "b": 24
  },
  "hsl": {
    "h": 6.154,
    "s": 61.905,
    "l": 24.706
  },
  "oklch": {
    "l": 0.35166,
    "c": 0.10244,
    "h": 29.6
  },
  "luminance": 0.03924
}

Semantic roles & 50–950 ramp

primary

#662018

secondary

#3E929C

accent

#D4E543

background

#F9F5F4

surface

#F2E9E8

border

#CCC5C4

text

#0F0503

muted

#7E7978

Preview Lab

Preview with #662018

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

Preview Lab → · Contrast checker → · Palette generator →