#901E31#901E31

#901E31 is a dark, vivid red. Relative luminance 0.071; OKLCH L 43.2% C 0.148 H 17.3°. Best body text is #FFFFFF at 8.69:1 contrast (WCAG AA passes).

Color values

HEX	#901E31
RGB	rgb(144, 30, 49)
HSL	hsl(350, 66%, 34%)
HSV	hsv(350, 79%, 56%)
CMYK	cmyk(0%, 79.2%, 66%, 43.5%)
CIE-LAB	lab(31.99, 47.55, 18.48)
CIE-LCH	lch(31.99, 51.02, 21.23°)
OKLab	oklab(43.23% 0.1417 0.0443)
OKLCH	oklch(43.23% 0.148 17.3)
XYZ	xyz(12.5216, 7.0815, 3.6127)
Luminance	0.0708 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#901E31 #1E907D

analogous

#901E6A #901E31 #90441E

triadic

#901E31 #31901E #1E3190

tetradic

#901E31 #6A901E #1E907D #441E90

square

#901E31 #6A901E #1E907D #441E90

split-complementary

#901E31 #1E9044 #1E6A90

monochromatic

#2B090F #5D1320 #901E31 #C32942 #DA4E66

Accessibility & contrast

On white

8.69

#901E31 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#901E31 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #901E31

8.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##901E31	#FFFFFF	#000000	##FFFFFF
##901E31	1.00	8.69	2.42	8.69
#FFFFFF	8.69	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3C31

Deuteranopia (green-blind)

#5C542E

Tritanopia (blue-blind)

#9E0026

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #901e31;
/* rgb */ color: rgb(144, 30, 49);
/* oklch */ color: oklch(43.2% 0.148 17.3);

Tailwind

colors: {
  custom: {
    50: '#b86568',
    500: '#901e31',
    950: '#000000',
  },
}

SCSS

$custom: #901e31;
$custom-light: #b86568;
$custom-dark: #000000;

JSON

{
  "hex": "#901e31",
  "rgb": {
    "r": 144,
    "g": 30,
    "b": 49
  },
  "hsl": {
    "h": 350,
    "s": 65.517,
    "l": 34.118
  },
  "oklch": {
    "l": 0.43232,
    "c": 0.1484,
    "h": 17.3
  },
  "luminance": 0.0708
}

Semantic roles & 50–950 ramp

primary

#901E31

secondary

#4DBDAA

accent

#E8CC3F

background

#FCF6F6

surface

#F8EBEB

border

#D1C6C6

text

#130606

muted

#827A7A

Preview Lab

Preview with #901E31

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

Preview Lab → · Contrast checker → · Palette generator →