#901F1A#901F1A

#901F1A is a dark, vivid red. Relative luminance 0.070; OKLCH L 43.0% C 0.150 H 28.0°. Best body text is #FFFFFF at 8.76:1 contrast (WCAG AA passes).

Color values

HEX	#901F1A
RGB	rgb(144, 31, 26)
HSL	hsl(3, 69%, 33%)
HSV	hsv(3, 82%, 56%)
CMYK	cmyk(0%, 78.5%, 81.9%, 43.5%)
CIE-LAB	lab(31.77, 46.15, 32.54)
CIE-LCH	lch(31.77, 56.47, 35.18°)
OKLab	oklab(42.96% 0.132 0.0703)
OKLCH	oklch(42.96% 0.15 28)
XYZ	xyz(12.1795, 6.9858, 1.6842)
Luminance	0.0698 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#901F1A #1A8B90

analogous

#901A50 #901F1A #905A1A

triadic

#901F1A #1A901F #1F1A90

tetradic

#901F1A #50901A #1A8B90 #5A1A90

square

#901F1A #50901A #1A8B90 #5A1A90

split-complementary

#901F1A #1A905A #1A5090

monochromatic

#280907 #5C1411 #901F1A #C42A23 #DE4D47

Accessibility & contrast

On white

8.76

#901F1A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#901F1A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #901F1A

8.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##901F1A	#FFFFFF	#000000	##FFFFFF
##901F1A	1.00	8.76	2.40	8.76
#FFFFFF	8.76	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423B18

Deuteranopia (green-blind)

#5E5415

Tritanopia (blue-blind)

#9F001F

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #901f1a;
/* rgb */ color: rgb(144, 31, 26);
/* oklch */ color: oklch(43.0% 0.150 28.0);

Tailwind

colors: {
  custom: {
    50: '#b96557',
    500: '#901f1a',
    950: '#000000',
  },
}

SCSS

$custom: #901f1a;
$custom-light: #b96557;
$custom-dark: #000000;

JSON

{
  "hex": "#901f1a",
  "rgb": {
    "r": 144,
    "g": 31,
    "b": 26
  },
  "hsl": {
    "h": 2.542,
    "s": 69.412,
    "l": 33.333
  },
  "oklch": {
    "l": 0.42963,
    "c": 0.14953,
    "h": 28
  },
  "luminance": 0.06984
}

Semantic roles & 50–950 ramp

primary

#901F1A

secondary

#47BABF

accent

#E5EC3C

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130603

muted

#827A78

Preview Lab

Preview with #901F1A

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

Preview Lab → · Contrast checker → · Palette generator →