#903017#903017

#903017 is a dark, vivid red. Relative luminance 0.081; OKLCH L 44.8% C 0.135 H 35.3°. Best body text is #FFFFFF at 8.01:1 contrast (WCAG AA passes).

Color values

HEX	#903017
RGB	rgb(144, 48, 23)
HSL	hsl(12, 72%, 33%)
HSV	hsv(12, 84%, 56%)
CMYK	cmyk(0%, 66.7%, 84%, 43.5%)
CIE-LAB	lab(34.20, 39.32, 36.52)
CIE-LCH	lch(34.20, 53.66, 42.88°)
OKLab	oklab(44.77% 0.1101 0.0779)
OKLCH	oklch(44.77% 0.135 35.3)
XYZ	xyz(12.7147, 8.1069, 1.7057)
Luminance	0.0810 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#903017 #177790

analogous

#90173A #903017 #906D17

triadic

#903017 #179030 #301790

tetradic

#903017 #3A9017 #177790 #6D1790

square

#903017 #3A9017 #177790 #6D1790

split-complementary

#903017 #17906D #173A90

monochromatic

#260D06 #5B1E0F #903017 #C5421F #E16241

Accessibility & contrast

On white

8.01

#903017 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#903017 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #903017

8.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##903017	#FFFFFF	#000000	##FFFFFF
##903017	1.00	8.01	2.62	8.01
#FFFFFF	8.01	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C4313

Deuteranopia (green-blind)

#635812

Tritanopia (blue-blind)

#9F142B

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #903017;
/* rgb */ color: rgb(144, 48, 23);
/* oklch */ color: oklch(44.8% 0.135 35.3);

Tailwind

colors: {
  custom: {
    50: '#b96d56',
    500: '#903017',
    950: '#000000',
  },
}

SCSS

$custom: #903017;
$custom-light: #b96d56;
$custom-dark: #000000;

JSON

{
  "hex": "#903017",
  "rgb": {
    "r": 144,
    "g": 48,
    "b": 23
  },
  "hsl": {
    "h": 12.397,
    "s": 72.455,
    "l": 32.745
  },
  "oklch": {
    "l": 0.44774,
    "c": 0.13492,
    "h": 35.3
  },
  "luminance": 0.08105
}

Semantic roles & 50–950 ramp

primary

#903017

secondary

#42A7C1

accent

#C9EF39

background

#FCF6F5

surface

#F8ECE9

border

#D1C7C5

text

#130703

muted

#827A78

Preview Lab

Preview with #903017

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

Preview Lab → · Contrast checker → · Palette generator →