#330703#330703

#330703 is a very dark, moderate red. Relative luminance 0.009; OKLCH L 21.3% C 0.072 H 31.2°. Best body text is #FFFFFF at 17.91:1 contrast (WCAG AA passes).

Color values

HEX	#330703
RGB	rgb(51, 7, 3)
HSL	hsl(5, 89%, 11%)
HSV	hsv(5, 94%, 20%)
CMYK	cmyk(0%, 86.3%, 94.1%, 80%)
CIE-LAB	lab(7.79, 21.68, 10.92)
CIE-LCH	lch(7.79, 24.27, 26.73°)
OKLab	oklab(21.34% 0.0613 0.0371)
OKLCH	oklch(21.34% 0.072 31.2)
XYZ	xyz(1.4578, 0.8626, 0.1759)
Luminance	0.0086 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#330703 #032F33

analogous

#330317 #330703 #331F03

triadic

#330703 #033307 #070333

tetradic

#330703 #173303 #032F33 #1F0333

square

#330703 #173303 #032F33 #1F0333

split-complementary

#330703 #03331F #031733

monochromatic

#1D0402 #1D0402 #330703 #6D0F06 #A7170A

Accessibility & contrast

On white

17.91

#330703 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#330703 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #330703

17.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##330703	#FFFFFF	#000000	##FFFFFF
##330703	1.00	17.91	1.17	17.91
#FFFFFF	17.91	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#141102

Deuteranopia (green-blind)

#1F1B02

Tritanopia (blue-blind)

#390006

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #330703;
/* rgb */ color: rgb(51, 7, 3);
/* oklch */ color: oklch(21.3% 0.072 31.2);

Tailwind

colors: {
  custom: {
    50: '#6f4a48',
    500: '#330703',
    950: '#000000',
  },
}

SCSS

$custom: #330703;
$custom-light: #6f4a48;
$custom-dark: #000000;

JSON

{
  "hex": "#330703",
  "rgb": {
    "r": 51,
    "g": 7,
    "b": 3
  },
  "hsl": {
    "h": 5,
    "s": 88.889,
    "l": 10.588
  },
  "oklch": {
    "l": 0.2134,
    "c": 0.07166,
    "h": 31.2
  },
  "luminance": 0.00862
}

Semantic roles & 50–950 ramp

primary

#330703

secondary

#1C6F76

accent

#EDFF29

background

#F7F4F4

surface

#EDE7E6

border

#C8C3C2

text

#080100

muted

#7B7777

Preview Lab

Preview with #330703

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

Preview Lab → · Contrast checker → · Palette generator →