#311110#311110

#311110 is a very dark, muted red. Relative luminance 0.011; OKLCH L 22.8% C 0.053 H 23.9°. Best body text is #FFFFFF at 17.24:1 contrast (WCAG AA passes).

Color values

HEX	#311110
RGB	rgb(49, 17, 16)
HSL	hsl(2, 51%, 13%)
HSV	hsv(2, 67%, 19%)
CMYK	cmyk(0%, 65.3%, 67.3%, 80.8%)
CIE-LAB	lab(9.73, 16.17, 7.93)
CIE-LCH	lch(9.73, 18.01, 26.12°)
OKLab	oklab(22.8% 0.048 0.0213)
OKLCH	oklch(22.8% 0.053 23.9)
XYZ	xyz(1.5607, 1.0915, 0.6186)
Luminance	0.0109 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311110 #103031

analogous

#31101F #311110 #312110

triadic

#311110 #103111 #111031

tetradic

#311110 #1F3110 #103031 #211031

square

#311110 #1F3110 #103031 #211031

split-complementary

#311110 #103121 #101F31

monochromatic

#170808 #170808 #311110 #5F211F #8D312E

Accessibility & contrast

On white

17.24

#311110 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#311110 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311110

17.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311110	#FFFFFF	#000000	##FFFFFF
##311110	1.00	17.24	1.22	17.24
#FFFFFF	17.24	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#191710

Deuteranopia (green-blind)

#211D0F

Tritanopia (blue-blind)

#360C11

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #311110;
/* rgb */ color: rgb(49, 17, 16);
/* oklch */ color: oklch(22.8% 0.053 23.9);

Tailwind

colors: {
  custom: {
    50: '#6c504e',
    500: '#311110',
    950: '#000000',
  },
}

SCSS

$custom: #311110;
$custom-light: #6c504e;
$custom-dark: #000000;

JSON

{
  "hex": "#311110",
  "rgb": {
    "r": 49,
    "g": 17,
    "b": 16
  },
  "hsl": {
    "h": 1.818,
    "s": 50.769,
    "l": 12.745
  },
  "oklch": {
    "l": 0.22802,
    "c": 0.05251,
    "h": 23.9
  },
  "luminance": 0.01091
}

Semantic roles & 50–950 ramp

primary

#311110

secondary

#33696A

accent

#D6DA4E

background

#F6F4F4

surface

#EBE7E7

border

#C6C3C3

text

#070201

muted

#7A7877

Preview Lab

Preview with #311110

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

Preview Lab → · Contrast checker → · Palette generator →