#901A2F#901A2F

#901A2F is a dark, vivid red. Relative luminance 0.069; OKLCH L 42.9% C 0.152 H 17.5°. Best body text is #FFFFFF at 8.84:1 contrast (WCAG AA passes).

Color values

HEX	#901A2F
RGB	rgb(144, 26, 47)
HSL	hsl(349, 69%, 33%)
HSV	hsv(349, 82%, 56%)
CMYK	cmyk(0%, 81.9%, 67.4%, 43.5%)
CIE-LAB	lab(31.52, 48.66, 19.18)
CIE-LCH	lch(31.52, 52.30, 21.51°)
OKLab	oklab(42.87% 0.1448 0.0456)
OKLCH	oklch(42.87% 0.152 17.5)
XYZ	xyz(12.3855, 6.8752, 3.3637)
Luminance	0.0687 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#901A2F #1A907B

analogous

#901A6A #901A2F #90401A

triadic

#901A2F #2F901A #1A2F90

tetradic

#901A2F #6A901A #1A907B #401A90

square

#901A2F #6A901A #1A907B #401A90

split-complementary

#901A2F #1A9040 #1A6A90

monochromatic

#28070D #5C111E #901A2F #C42340 #DE4762

Accessibility & contrast

On white

8.84

#901A2F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#901A2F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #901A2F

8.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##901A2F	#FFFFFF	#000000	##FFFFFF
##901A2F	1.00	8.84	2.37	8.84
#FFFFFF	8.84	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E3A2F

Deuteranopia (green-blind)

#5B532C

Tritanopia (blue-blind)

#9E0023

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #901a2f;
/* rgb */ color: rgb(144, 26, 47);
/* oklch */ color: oklch(42.9% 0.152 17.5);

Tailwind

colors: {
  custom: {
    50: '#b86467',
    500: '#901a2f',
    950: '#000000',
  },
}

SCSS

$custom: #901a2f;
$custom-light: #b86467;
$custom-dark: #000000;

JSON

{
  "hex": "#901a2f",
  "rgb": {
    "r": 144,
    "g": 26,
    "b": 47
  },
  "hsl": {
    "h": 349.322,
    "s": 69.412,
    "l": 33.333
  },
  "oklch": {
    "l": 0.42871,
    "c": 0.15177,
    "h": 17.5
  },
  "luminance": 0.06873
}

Semantic roles & 50–950 ramp

primary

#901A2F

secondary

#47BFAA

accent

#ECCD3C

background

#FCF6F6

surface

#F8EBEB

border

#D1C6C6

text

#130606

muted

#827A7A

Preview Lab

Preview with #901A2F

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

Preview Lab → · Contrast checker → · Palette generator →