#901F15#901F15

#901F15 is a dark, vivid red. Relative luminance 0.070; OKLCH L 42.9% C 0.150 H 29.7°. Best body text is #FFFFFF at 8.78:1 contrast (WCAG AA passes).

Color values

HEX	#901F15
RGB	rgb(144, 31, 21)
HSL	hsl(5, 75%, 32%)
HSV	hsv(5, 85%, 56%)
CMYK	cmyk(0%, 78.5%, 85.4%, 43.5%)
CIE-LAB	lab(31.73, 46.00, 35.27)
CIE-LCH	lch(31.73, 57.96, 37.48°)
OKLab	oklab(42.91% 0.1305 0.0744)
OKLCH	oklch(42.91% 0.15 29.7)
XYZ	xyz(12.1284, 6.9654, 1.4152)
Luminance	0.0696 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#901F15 #158690

analogous

#901549 #901F15 #905D15

triadic

#901F15 #15901F #1F1590

tetradic

#901F15 #499015 #158690 #5D1590

square

#901F15 #499015 #158690 #5D1590

split-complementary

#901F15 #15905D #154990

monochromatic

#250805 #5B140D #901F15 #C52A1D #E34A3D

Accessibility & contrast

On white

8.78

#901F15 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#901F15 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #901F15

8.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##901F15	#FFFFFF	#000000	##FFFFFF
##901F15	1.00	8.78	2.39	8.78
#FFFFFF	8.78	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#433B12

Deuteranopia (green-blind)

#5E540E

Tritanopia (blue-blind)

#9F001E

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #901f15;
/* rgb */ color: rgb(144, 31, 21);
/* oklch */ color: oklch(42.9% 0.150 29.7);

Tailwind

colors: {
  custom: {
    50: '#ba6554',
    500: '#901f15',
    950: '#000000',
  },
}

SCSS

$custom: #901f15;
$custom-light: #ba6554;
$custom-dark: #000000;

JSON

{
  "hex": "#901f15",
  "rgb": {
    "r": 144,
    "g": 31,
    "b": 21
  },
  "hsl": {
    "h": 4.878,
    "s": 74.545,
    "l": 32.353
  },
  "oklch": {
    "l": 0.42914,
    "c": 0.15021,
    "h": 29.7
  },
  "luminance": 0.06963
}

Semantic roles & 50–950 ramp

primary

#901F15

secondary

#3EB8C2

accent

#E2F137

background

#FCF6F4

surface

#F8EBE7

border

#D1C6C3

text

#130603

muted

#827A78

Preview Lab

Preview with #901F15

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

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