#330803#330803

#330803 is a very dark, moderate red. Relative luminance 0.009; OKLCH L 21.5% C 0.070 H 32.2°. Best body text is #FFFFFF at 17.85:1 contrast (WCAG AA passes).

Color values

HEX	#330803
RGB	rgb(51, 8, 3)
HSL	hsl(6, 89%, 11%)
HSV	hsv(6, 94%, 20%)
CMYK	cmyk(0%, 84.3%, 94.1%, 80%)
CIE-LAB	lab(7.99, 21.14, 11.20)
CIE-LCH	lch(7.99, 23.93, 27.92°)
OKLab	oklab(21.49% 0.0596 0.0375)
OKLCH	oklch(21.49% 0.07 32.2)
XYZ	xyz(1.4687, 0.8843, 0.1795)
Luminance	0.0088 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#330803 #032E33

analogous

#330316 #330803 #332003

triadic

#330803 #033308 #080333

tetradic

#330803 #163303 #032E33 #200333

square

#330803 #163303 #032E33 #200333

split-complementary

#330803 #033320 #031633

monochromatic

#1D0502 #1D0502 #330803 #6D1106 #A71A0A

Accessibility & contrast

On white

17.85

#330803 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#330803 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #330803

17.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##330803	#FFFFFF	#000000	##FFFFFF
##330803	1.00	17.85	1.18	17.85
#FFFFFF	17.85	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#151102

Deuteranopia (green-blind)

#1F1B02

Tritanopia (blue-blind)

#390007

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #330803;
/* rgb */ color: rgb(51, 8, 3);
/* oklch */ color: oklch(21.5% 0.070 32.2);

Tailwind

colors: {
  custom: {
    50: '#6e4b48',
    500: '#330803',
    950: '#000000',
  },
}

SCSS

$custom: #330803;
$custom-light: #6e4b48;
$custom-dark: #000000;

JSON

{
  "hex": "#330803",
  "rgb": {
    "r": 51,
    "g": 8,
    "b": 3
  },
  "hsl": {
    "h": 6.25,
    "s": 88.889,
    "l": 10.588
  },
  "oklch": {
    "l": 0.21488,
    "c": 0.07043,
    "h": 32.2
  },
  "luminance": 0.00884
}

Semantic roles & 50–950 ramp

primary

#330803

secondary

#1C6D76

accent

#E9FF29

background

#F7F4F4

surface

#EDE7E6

border

#C8C3C2

text

#080100

muted

#7B7777

Preview Lab

Preview with #330803

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

Preview Lab → · Contrast checker → · Palette generator →