#901A19#901A19

#901A19 is a dark, vivid red. Relative luminance 0.067; OKLCH L 42.5% C 0.153 H 27.1°. Best body text is #FFFFFF at 8.95:1 contrast (WCAG AA passes).

Color values

HEX	#901A19
RGB	rgb(144, 26, 25)
HSL	hsl(1, 70%, 33%)
HSV	hsv(1, 83%, 56%)
CMYK	cmyk(0%, 81.9%, 82.6%, 43.5%)
CIE-LAB	lab(31.21, 47.68, 32.55)
CIE-LCH	lch(31.21, 57.73, 34.32°)
OKLab	oklab(42.54% 0.1366 0.0699)
OKLCH	oklch(42.54% 0.153 27.1)
XYZ	xyz(12.0479, 6.7402, 1.5861)
Luminance	0.0674 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#901A19 #198F90

analogous

#901953 #901A19 #905519

triadic

#901A19 #19901A #1A1990

tetradic

#901A19 #539019 #198F90 #551990

square

#901A19 #539019 #198F90 #551990

split-complementary

#901A19 #199055 #195390

monochromatic

#280707 #5C1110 #901A19 #C42322 #DF4645

Accessibility & contrast

On white

8.95

#901A19 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#901A19 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #901A19

8.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##901A19	#FFFFFF	#000000	##FFFFFF
##901A19	1.00	8.95	2.35	8.95
#FFFFFF	8.95	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#403917

Deuteranopia (green-blind)

#5D5313

Tritanopia (blue-blind)

#9F001C

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #901a19;
/* rgb */ color: rgb(144, 26, 25);
/* oklch */ color: oklch(42.5% 0.153 27.1);

Tailwind

colors: {
  custom: {
    50: '#b96356',
    500: '#901a19',
    950: '#000000',
  },
}

SCSS

$custom: #901a19;
$custom-light: #b96356;
$custom-dark: #000000;

JSON

{
  "hex": "#901a19",
  "rgb": {
    "r": 144,
    "g": 26,
    "b": 25
  },
  "hsl": {
    "h": 0.504,
    "s": 70.414,
    "l": 33.137
  },
  "oklch": {
    "l": 0.42539,
    "c": 0.15345,
    "h": 27.1
  },
  "luminance": 0.06738
}

Semantic roles & 50–950 ramp

primary

#901A19

secondary

#45BFC0

accent

#ECED3B

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130603

muted

#827A78

Preview Lab

Preview with #901A19

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

Preview Lab → · Contrast checker → · Palette generator →