#33100C#33100C

#33100C is a very dark, muted red. Relative luminance 0.011; OKLCH L 22.9% C 0.058 H 28.9°. Best body text is #FFFFFF at 17.21:1 contrast (WCAG AA passes).

Color values

HEX	#33100C
RGB	rgb(51, 16, 12)
HSL	hsl(6, 62%, 12%)
HSV	hsv(6, 76%, 20%)
CMYK	cmyk(0%, 68.6%, 76.5%, 80%)
CIE-LAB	lab(9.81, 17.36, 10.11)
CIE-LCH	lch(9.81, 20.09, 30.22°)
OKLab	oklab(22.91% 0.0506 0.0279)
OKLCH	oklch(22.91% 0.058 28.9)
XYZ	xyz(1.6170, 1.1011, 0.4751)
Luminance	0.0110 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33100C #0C2F33

analogous

#330C1C #33100C #33240C

triadic

#33100C #0C3310 #100C33

tetradic

#33100C #1C330C #0C2F33 #240C33

square

#33100C #1C330C #0C2F33 #240C33

split-complementary

#33100C #0C3324 #0C1C33

monochromatic

#190806 #190806 #33100C #652018 #962F23

Accessibility & contrast

On white

17.21

#33100C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#33100C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33100C

17.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33100C	#FFFFFF	#000000	##FFFFFF
##33100C	1.00	17.21	1.22	17.21
#FFFFFF	17.21	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#19160B

Deuteranopia (green-blind)

#221E0B

Tritanopia (blue-blind)

#39090F

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #33100c;
/* rgb */ color: rgb(51, 16, 12);
/* oklch */ color: oklch(22.9% 0.058 28.9);

Tailwind

colors: {
  custom: {
    50: '#6e4f4c',
    500: '#33100c',
    950: '#000000',
  },
}

SCSS

$custom: #33100c;
$custom-light: #6e4f4c;
$custom-dark: #000000;

JSON

{
  "hex": "#33100c",
  "rgb": {
    "r": 51,
    "g": 16,
    "b": 12
  },
  "hsl": {
    "h": 6.154,
    "s": 61.905,
    "l": 12.353
  },
  "oklch": {
    "l": 0.2291,
    "c": 0.05778,
    "h": 28.9
  },
  "luminance": 0.01101
}

Semantic roles & 50–950 ramp

primary

#33100C

secondary

#2C686F

accent

#D4E543

background

#F6F4F4

surface

#ECE7E7

border

#C7C3C3

text

#070201

muted

#7A7877

Preview Lab

Preview with #33100C

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

Preview Lab → · Contrast checker → · Palette generator →