#33110B#33110B

#33110B is a very dark, muted red. Relative luminance 0.011; OKLCH L 23.1% C 0.057 H 31.9°. Best body text is #FFFFFF at 17.13:1 contrast (WCAG AA passes).

Color values

HEX	#33110B
RGB	rgb(51, 17, 11)
HSL	hsl(9, 65%, 12%)
HSV	hsv(9, 78%, 20%)
CMYK	cmyk(0%, 66.7%, 78.4%, 80%)
CIE-LAB	lab(10.02, 16.67, 10.86)
CIE-LCH	lch(10.02, 19.90, 33.09°)
OKLab	oklab(23.07% 0.0482 0.03)
OKLCH	oklch(23.07% 0.057 31.9)
XYZ	xyz(1.6262, 1.1291, 0.4488)
Luminance	0.0113 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33110B #0B2D33

analogous

#330B19 #33110B #33250B

triadic

#33110B #0B3311 #110B33

tetradic

#33110B #19330B #0B2D33 #250B33

square

#33110B #19330B #0B2D33 #250B33

split-complementary

#33110B #0B3325 #0B1933

monochromatic

#190805 #190805 #33110B #652216 #983321

Accessibility & contrast

On white

17.13

#33110B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#33110B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33110B

17.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33110B	#FFFFFF	#000000	##FFFFFF
##33110B	1.00	17.13	1.23	17.13
#FFFFFF	17.13	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A170A

Deuteranopia (green-blind)

#221E0A

Tritanopia (blue-blind)

#390A10

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #33110b;
/* rgb */ color: rgb(51, 17, 11);
/* oklch */ color: oklch(23.1% 0.057 31.9);

Tailwind

colors: {
  custom: {
    50: '#6e504b',
    500: '#33110b',
    950: '#000000',
  },
}

SCSS

$custom: #33110b;
$custom-light: #6e504b;
$custom-dark: #000000;

JSON

{
  "hex": "#33110b",
  "rgb": {
    "r": 51,
    "g": 17,
    "b": 11
  },
  "hsl": {
    "h": 9,
    "s": 64.516,
    "l": 12.157
  },
  "oklch": {
    "l": 0.23067,
    "c": 0.05676,
    "h": 31.9
  },
  "luminance": 0.01129
}

Semantic roles & 50–950 ramp

primary

#33110B

secondary

#2A6570

accent

#CEE840

background

#F6F4F4

surface

#ECE7E7

border

#C7C3C3

text

#070201

muted

#7A7877

Preview Lab

Preview with #33110B

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

Preview Lab → · Contrast checker → · Palette generator →