#661A16#661A16

#661A16 is a dark, moderate red. Relative luminance 0.036; OKLCH L 34.4% C 0.109 H 27.5°. Best body text is #FFFFFF at 12.18:1 contrast (WCAG AA passes).

Color values

HEX	#661A16
RGB	rgb(102, 26, 22)
HSL	hsl(3, 65%, 24%)
HSV	hsv(3, 78%, 40%)
CMYK	cmyk(0%, 74.5%, 78.4%, 60%)
CIE-LAB	lab(22.38, 33.59, 22.39)
CIE-LCH	lch(22.38, 40.37, 33.69°)
OKLab	oklab(34.38% 0.0969 0.0504)
OKLCH	oklch(34.38% 0.109 27.5)
XYZ	xyz(5.9944, 3.6224, 1.1425)
Luminance	0.0362 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661A16 #166266

analogous

#66163A #661A16 #664216

triadic

#661A16 #16661A #1A1666

tetradic

#661A16 #3A6616 #166266 #421666

square

#661A16 #3A6616 #166266 #421666

split-complementary

#661A16 #166642 #163A66

monochromatic

#190605 #340D0B #661A16 #982721 #CB342C

Accessibility & contrast

On white

12.18

#661A16 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#661A16 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661A16

12.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661A16	#FFFFFF	#000000	##FFFFFF
##661A16	1.00	12.18	1.72	12.18
#FFFFFF	12.18	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#302B15

Deuteranopia (green-blind)

#433C13

Tritanopia (blue-blind)

#71011A

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #661a16;
/* rgb */ color: rgb(102, 26, 22);
/* oklch */ color: oklch(34.4% 0.109 27.5);

Tailwind

colors: {
  custom: {
    50: '#985c53',
    500: '#661a16',
    950: '#000000',
  },
}

SCSS

$custom: #661a16;
$custom-light: #985c53;
$custom-dark: #000000;

JSON

{
  "hex": "#661a16",
  "rgb": {
    "r": 102,
    "g": 26,
    "b": 22
  },
  "hsl": {
    "h": 3,
    "s": 64.516,
    "l": 24.314
  },
  "oklch": {
    "l": 0.34378,
    "c": 0.1092,
    "h": 27.5
  },
  "luminance": 0.03621
}

Semantic roles & 50–950 ramp

primary

#661A16

secondary

#3B989D

accent

#DFE840

background

#FAF5F4

surface

#F3E9E7

border

#CDC5C3

text

#0F0402

muted

#7F7978

Preview Lab

Preview with #661A16

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

Preview Lab → · Contrast checker → · Palette generator →