#33030D#33030D

#33030D is a very dark, moderate red. Relative luminance 0.008; OKLCH L 21.0% C 0.076 H 14.2°. Best body text is #FFFFFF at 18.11:1 contrast (WCAG AA passes).

Color values

HEX	#33030D
RGB	rgb(51, 3, 13)
HSL	hsl(348, 89%, 11%)
HSV	hsv(348, 94%, 20%)
CMYK	cmyk(0%, 94.1%, 74.5%, 80%)
CIE-LAB	lab(7.21, 24.55, 5.89)
CIE-LCH	lch(7.21, 25.25, 13.49°)
OKLab	oklab(20.96% 0.0741 0.0187)
OKLCH	oklch(20.96% 0.076 14.2)
XYZ	xyz(1.4706, 0.7982, 0.4573)
Luminance	0.0080 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33030D #033329

analogous

#330325 #33030D #331103

triadic

#33030D #0D3303 #030D33

tetradic

#33030D #253303 #033329 #110333

square

#33030D #253303 #033329 #110333

split-complementary

#33030D #033311 #032533

monochromatic

#1D0207 #1D0207 #33030D #6D061C #A70A2A

Accessibility & contrast

On white

18.11

#33030D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#33030D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33030D

18.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33030D	#FFFFFF	#000000	##FFFFFF
##33030D	1.00	18.11	1.16	18.11
#FFFFFF	18.11	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#100F0D

Deuteranopia (green-blind)

#1D1A0C

Tritanopia (blue-blind)

#390007

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #33030d;
/* rgb */ color: rgb(51, 3, 13);
/* oklch */ color: oklch(21.0% 0.076 14.2);

Tailwind

colors: {
  custom: {
    50: '#6f484c',
    500: '#33030d',
    950: '#000000',
  },
}

SCSS

$custom: #33030d;
$custom-light: #6f484c;
$custom-dark: #000000;

JSON

{
  "hex": "#33030d",
  "rgb": {
    "r": 51,
    "g": 3,
    "b": 13
  },
  "hsl": {
    "h": 347.5,
    "s": 88.889,
    "l": 10.588
  },
  "oklch": {
    "l": 0.20957,
    "c": 0.07639,
    "h": 14.2
  },
  "luminance": 0.00798
}

Semantic roles & 50–950 ramp

primary

#33030D

secondary

#1C7663

accent

#FFD229

background

#F7F4F4

surface

#EDE6E7

border

#C8C2C3

text

#080101

muted

#7B7777

Preview Lab

Preview with #33030D

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

Preview Lab → · Contrast checker → · Palette generator →