#901F34#901F34

#901F34 is a dark, vivid red. Relative luminance 0.072; OKLCH L 43.4% C 0.148 H 16.0°. Best body text is #FFFFFF at 8.64:1 contrast (WCAG AA passes).

Color values

HEX	#901F34
RGB	rgb(144, 31, 52)
HSL	hsl(349, 65%, 34%)
HSV	hsv(349, 78%, 56%)
CMYK	cmyk(0%, 78.5%, 63.9%, 43.5%)
CIE-LAB	lab(32.17, 47.42, 16.75)
CIE-LCH	lch(32.17, 50.29, 19.45°)
OKLab	oklab(43.38% 0.1418 0.0406)
OKLCH	oklch(43.38% 0.148 16)
XYZ	xyz(12.6127, 7.1591, 3.9659)
Luminance	0.0716 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#901F34 #1F907B

analogous

#901F6C #901F34 #90431F

triadic

#901F34 #34901F #1F3490

tetradic

#901F34 #6C901F #1F907B #431F90

square

#901F34 #6C901F #1F907B #431F90

split-complementary

#901F34 #1F9043 #1F6C90

monochromatic

#2B0910 #5E1422 #901F34 #C22A46 #D9506A

Accessibility & contrast

On white

8.64

#901F34 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#901F34 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #901F34

8.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##901F34	#FFFFFF	#000000	##FFFFFF
##901F34	1.00	8.64	2.43	8.64
#FFFFFF	8.64	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3D34

Deuteranopia (green-blind)

#5C5431

Tritanopia (blue-blind)

#9E0028

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #901f34;
/* rgb */ color: rgb(144, 31, 52);
/* oklch */ color: oklch(43.4% 0.148 16.0);

Tailwind

colors: {
  custom: {
    50: '#b7666b',
    500: '#901f34',
    950: '#000000',
  },
}

SCSS

$custom: #901f34;
$custom-light: #b7666b;
$custom-dark: #000000;

JSON

{
  "hex": "#901f34",
  "rgb": {
    "r": 144,
    "g": 31,
    "b": 52
  },
  "hsl": {
    "h": 348.85,
    "s": 64.571,
    "l": 34.314
  },
  "oklch": {
    "l": 0.4338,
    "c": 0.14753,
    "h": 16
  },
  "luminance": 0.07157
}

Semantic roles & 50–950 ramp

primary

#901F34

secondary

#4EBCA8

accent

#E8C840

background

#FCF6F6

surface

#F8EBEB

border

#D1C6C6

text

#130606

muted

#827A7A

Preview Lab

Preview with #901F34

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

Preview Lab → · Contrast checker → · Palette generator →