#311C19#311C19

#311C19 is a dark, muted red. Relative luminance 0.016; OKLCH L 25.3% C 0.034 H 28.5°. Best body text is #FFFFFF at 16.02:1 contrast (WCAG AA passes).

Color values

HEX	#311C19
RGB	rgb(49, 28, 25)
HSL	hsl(8, 32%, 15%)
HSV	hsv(8, 49%, 19%)
CMYK	cmyk(0%, 42.9%, 49%, 80.8%)
CIE-LAB	lab(12.95, 9.91, 6.39)
CIE-LCH	lch(12.95, 11.79, 32.82°)
OKLab	oklab(25.33% 0.0299 0.0163)
OKLCH	oklch(25.33% 0.034 28.5)
XYZ	xyz(1.8574, 1.5538, 1.1216)
Luminance	0.0155 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311C19 #192E31

analogous

#311922 #311C19 #312819

triadic

#311C19 #19311C #1C1931

tetradic

#311C19 #223119 #192E31 #281931

square

#311C19 #223119 #192E31 #281931

split-complementary

#311C19 #193128 #192231

monochromatic

#140C0A #140C0A #311C19 #5A332E #824A42

Accessibility & contrast

On white

16.02

#311C19 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#311C19 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311C19

16.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311C19	#FFFFFF	#000000	##FFFFFF
##311C19	1.00	16.02	1.31	16.02
#FFFFFF	16.02	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	16.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#211F19

Deuteranopia (green-blind)

#262319

Tritanopia (blue-blind)

#35191B

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #311c19;
/* rgb */ color: rgb(49, 28, 25);
/* oklch */ color: oklch(25.3% 0.034 28.5);

Tailwind

colors: {
  custom: {
    50: '#6a5855',
    500: '#311c19',
    950: '#000000',
  },
}

SCSS

$custom: #311c19;
$custom-light: #6a5855;
$custom-dark: #000000;

JSON

{
  "hex": "#311c19",
  "rgb": {
    "r": 49,
    "g": 28,
    "b": 25
  },
  "hsl": {
    "h": 7.5,
    "s": 32.432,
    "l": 14.51
  },
  "oklch": {
    "l": 0.25329,
    "c": 0.03402,
    "h": 28.5
  },
  "luminance": 0.01554
}

Semantic roles & 50–950 ramp

primary

#311C19

secondary

#406166

accent

#BBC95F

background

#F6F5F4

surface

#EBE9E7

border

#C6C5C3

text

#060303

muted

#7A7878

Preview Lab

Preview with #311C19

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

Preview Lab → · Contrast checker → · Palette generator →