#901F2F#901F2F

#901F2F is a dark, vivid red. Relative luminance 0.071; OKLCH L 43.3% C 0.148 H 18.7°. Best body text is #FFFFFF at 8.67:1 contrast (WCAG AA passes).

Color values

HEX	#901F2F
RGB	rgb(144, 31, 47)
HSL	hsl(352, 65%, 34%)
HSV	hsv(352, 78%, 56%)
CMYK	cmyk(0%, 78.5%, 67.4%, 43.5%)
CIE-LAB	lab(32.07, 47.11, 19.88)
CIE-LCH	lch(32.07, 51.13, 22.88°)
OKLab	oklab(43.28% 0.1398 0.0472)
OKLCH	oklch(43.28% 0.148 18.7)
XYZ	xyz(12.5060, 7.1164, 3.4039)
Luminance	0.0712 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#901F2F #1F9080

analogous

#901F68 #901F2F #90471F

triadic

#901F2F #2F901F #1F2F90

tetradic

#901F2F #68901F #1F9080 #471F90

square

#901F2F #68901F #1F9080 #471F90

split-complementary

#901F2F #1F9047 #1F6890

monochromatic

#2B090E #5E141F #901F2F #C22A3F #D95064

Accessibility & contrast

On white

8.67

#901F2F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#901F2F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #901F2F

8.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##901F2F	#FFFFFF	#000000	##FFFFFF
##901F2F	1.00	8.67	2.42	8.67
#FFFFFF	8.67	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#403C2F

Deuteranopia (green-blind)

#5C542C

Tritanopia (blue-blind)

#9E0026

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #901f2f;
/* rgb */ color: rgb(144, 31, 47);
/* oklch */ color: oklch(43.3% 0.148 18.7);

Tailwind

colors: {
  custom: {
    50: '#b86667',
    500: '#901f2f',
    950: '#000000',
  },
}

SCSS

$custom: #901f2f;
$custom-light: #b86667;
$custom-dark: #000000;

JSON

{
  "hex": "#901f2f",
  "rgb": {
    "r": 144,
    "g": 31,
    "b": 47
  },
  "hsl": {
    "h": 351.504,
    "s": 64.571,
    "l": 34.314
  },
  "oklch": {
    "l": 0.43278,
    "c": 0.14754,
    "h": 18.7
  },
  "luminance": 0.07115
}

Semantic roles & 50–950 ramp

primary

#901F2F

secondary

#4EBCAD

accent

#E8D040

background

#FCF6F6

surface

#F8EBEB

border

#D1C6C6

text

#130606

muted

#827A7A

Preview Lab

Preview with #901F2F

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

Preview Lab → · Contrast checker → · Palette generator →