#330D0D#330D0D

#330D0D is a very dark, moderate red. Relative luminance 0.010; OKLCH L 22.4% C 0.062 H 23.5°. Best body text is #FFFFFF at 17.44:1 contrast (WCAG AA passes).

Color values

HEX	#330D0D
RGB	rgb(51, 13, 13)
HSL	hsl(0, 59%, 13%)
HSV	hsv(0, 75%, 20%)
CMYK	cmyk(0%, 74.5%, 74.5%, 80%)
CIE-LAB	lab(9.16, 19.19, 8.73)
CIE-LCH	lch(9.16, 21.09, 24.45°)
OKLab	oklab(22.43% 0.0566 0.0246)
OKLCH	oklch(22.43% 0.062 23.5)
XYZ	xyz(1.5820, 1.0209, 0.4944)
Luminance	0.0102 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#330D0D #0D3333

analogous

#330D20 #330D0D #33200D

triadic

#330D0D #0D330D #0D0D33

tetradic

#330D0D #20330D #0D3333 #200D33

square

#330D0D #20330D #0D3333 #200D33

split-complementary

#330D0D #0D3320 #0D2033

monochromatic

#180606 #180606 #330D0D #641919 #952626

Accessibility & contrast

On white

17.44

#330D0D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#330D0D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #330D0D

17.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##330D0D	#FFFFFF	#000000	##FFFFFF
##330D0D	1.00	17.44	1.20	17.44
#FFFFFF	17.44	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#17150D

Deuteranopia (green-blind)

#201D0C

Tritanopia (blue-blind)

#39060D

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #330d0d;
/* rgb */ color: rgb(51, 13, 13);
/* oklch */ color: oklch(22.4% 0.062 23.5);

Tailwind

colors: {
  custom: {
    50: '#6e4e4c',
    500: '#330d0d',
    950: '#000000',
  },
}

SCSS

$custom: #330d0d;
$custom-light: #6e4e4c;
$custom-dark: #000000;

JSON

{
  "hex": "#330d0d",
  "rgb": {
    "r": 51,
    "g": 13,
    "b": 13
  },
  "hsl": {
    "h": 0,
    "s": 59.375,
    "l": 12.549
  },
  "oklch": {
    "l": 0.22432,
    "c": 0.06169,
    "h": 23.5
  },
  "luminance": 0.01021
}

Semantic roles & 50–950 ramp

primary

#330D0D

secondary

#2E6E6E

accent

#E3E345

background

#F6F4F4

surface

#ECE7E7

border

#C7C3C3

text

#070101

muted

#7A7777

Preview Lab

Preview with #330D0D

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

Preview Lab → · Contrast checker → · Palette generator →