#903333#903333

#903333 is a mid, vivid red. Relative luminance 0.085; OKLCH L 45.5% C 0.126 H 23.6°. Best body text is #FFFFFF at 7.76:1 contrast (WCAG AA passes).

Color values

HEX	#903333
RGB	rgb(144, 51, 51)
HSL	hsl(0, 48%, 38%)
HSV	hsv(0, 65%, 56%)
CMYK	cmyk(0%, 64.6%, 64.6%, 43.5%)
CIE-LAB	lab(35.08, 39.31, 21.14)
CIE-LCH	lch(35.08, 44.64, 28.27°)
OKLab	oklab(45.55% 0.1158 0.0505)
OKLCH	oklch(45.55% 0.126 23.6)
XYZ	xyz(13.2843, 8.5378, 4.0798)
Luminance	0.0854 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#903333 #339090

analogous

#903361 #903333 #906133

triadic

#903333 #339033 #333390

tetradic

#903333 #619033 #339090 #613390

square

#903333 #619033 #339090 #613390

split-complementary

#903333 #339061 #336190

monochromatic

#361313 #632323 #903333 #BD4444 #CD7171

Accessibility & contrast

On white

7.76

#903333 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.71

#903333 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #903333

7.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##903333	#FFFFFF	#000000	##FFFFFF
##903333	1.00	7.76	2.71	7.76
#FFFFFF	7.76	1.00	21.00	1.00
#000000	2.71	21.00	1.00	21.00
##FFFFFF	7.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B4632

Deuteranopia (green-blind)

#625A31

Tritanopia (blue-blind)

#9E1F34

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #903333;
/* rgb */ color: rgb(144, 51, 51);
/* oklch */ color: oklch(45.5% 0.126 23.6);

Tailwind

colors: {
  custom: {
    50: '#b66f6a',
    500: '#903333',
    950: '#000000',
  },
}

SCSS

$custom: #903333;
$custom-light: #b66f6a;
$custom-dark: #000000;

JSON

{
  "hex": "#903333",
  "rgb": {
    "r": 144,
    "g": 51,
    "b": 51
  },
  "hsl": {
    "h": 0,
    "s": 47.692,
    "l": 38.235
  },
  "oklch": {
    "l": 0.45546,
    "c": 0.12636,
    "h": 23.6
  },
  "luminance": 0.08536
}

Semantic roles & 50–950 ramp

primary

#903333

secondary

#6AB5B5

accent

#D7D751

background

#FBF6F6

surface

#F7ECEB

border

#D0C7C6

text

#120806

muted

#817B7A

Preview Lab

Preview with #903333

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

Preview Lab → · Contrast checker → · Palette generator →