#901B32#901B32

#901B32 is a dark, vivid red. Relative luminance 0.069; OKLCH L 43.0% C 0.151 H 16.1°. Best body text is #FFFFFF at 8.79:1 contrast (WCAG AA passes).

Color values

HEX	#901B32
RGB	rgb(144, 27, 50)
HSL	hsl(348, 68%, 34%)
HSV	hsv(348, 81%, 56%)
CMYK	cmyk(0%, 81.3%, 65.3%, 43.5%)
CIE-LAB	lab(31.68, 48.54, 17.42)
CIE-LCH	lch(31.68, 51.58, 19.75°)
OKLab	oklab(43.01% 0.145 0.0419)
OKLCH	oklch(43.01% 0.151 16.1)
XYZ	xyz(12.4706, 6.9453, 3.7009)
Luminance	0.0694 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#901B32 #1B9079

analogous

#901B6C #901B32 #903E1B

triadic

#901B32 #32901B #1B3290

tetradic

#901B32 #6C901B #1B9079 #3E1B90

square

#901B32 #6C901B #1B9079 #3E1B90

split-complementary

#901B32 #1B903E #1B6C90

monochromatic

#29080E #5C1120 #901B32 #C42544 #DD4966

Accessibility & contrast

On white

8.79

#901B32 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#901B32 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #901B32

8.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##901B32	#FFFFFF	#000000	##FFFFFF
##901B32	1.00	8.79	2.39	8.79
#FFFFFF	8.79	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E3B32

Deuteranopia (green-blind)

#5B532F

Tritanopia (blue-blind)

#9E0025

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #901b32;
/* rgb */ color: rgb(144, 27, 50);
/* oklch */ color: oklch(43.0% 0.151 16.1);

Tailwind

colors: {
  custom: {
    50: '#b86469',
    500: '#901b32',
    950: '#000000',
  },
}

SCSS

$custom: #901b32;
$custom-light: #b86469;
$custom-dark: #000000;

JSON

{
  "hex": "#901b32",
  "rgb": {
    "r": 144,
    "g": 27,
    "b": 50
  },
  "hsl": {
    "h": 348.205,
    "s": 68.421,
    "l": 33.529
  },
  "oklch": {
    "l": 0.43009,
    "c": 0.15098,
    "h": 16.1
  },
  "luminance": 0.06943
}

Semantic roles & 50–950 ramp

primary

#901B32

secondary

#48BFA7

accent

#EBC93D

background

#FCF6F6

surface

#F8EBEB

border

#D1C6C6

text

#130606

muted

#827A7A

Preview Lab

Preview with #901B32

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

Preview Lab → · Contrast checker → · Palette generator →