#901528#901528

#901528 is a dark, vivid red. Relative luminance 0.066; OKLCH L 42.4% C 0.156 H 19.9°. Best body text is #FFFFFF at 9.04:1 contrast (WCAG AA passes).

Color values

HEX	#901528
RGB	rgb(144, 21, 40)
HSL	hsl(351, 75%, 32%)
HSV	hsv(351, 85%, 56%)
CMYK	cmyk(0%, 85.4%, 72.2%, 43.5%)
CIE-LAB	lab(30.93, 49.63, 22.99)
CIE-LCH	lch(30.93, 54.69, 24.85°)
OKLab	oklab(42.39% 0.1463 0.0531)
OKLCH	oklch(42.39% 0.156 19.9)
XYZ	xyz(12.1542, 6.6208, 2.6450)
Luminance	0.0662 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#901528 #15907D

analogous

#901565 #901528 #904015

triadic

#901528 #289015 #152890

tetradic

#901528 #659015 #15907D #401590

square

#901528 #659015 #15907D #401590

split-complementary

#901528 #159040 #156590

monochromatic

#25050A #5B0D19 #901528 #C51D37 #E33D56

Accessibility & contrast

On white

9.04

#901528 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#901528 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #901528

9.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##901528	#FFFFFF	#000000	##FFFFFF
##901528	1.00	9.04	2.32	9.04
#FFFFFF	9.04	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D3828

Deuteranopia (green-blind)

#5B5224

Tritanopia (blue-blind)

#9F001E

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #901528;
/* rgb */ color: rgb(144, 21, 40);
/* oklch */ color: oklch(42.4% 0.156 19.9);

Tailwind

colors: {
  custom: {
    50: '#b96261',
    500: '#901528',
    950: '#000000',
  },
}

SCSS

$custom: #901528;
$custom-light: #b96261;
$custom-dark: #000000;

JSON

{
  "hex": "#901528",
  "rgb": {
    "r": 144,
    "g": 21,
    "b": 40
  },
  "hsl": {
    "h": 350.732,
    "s": 74.545,
    "l": 32.353
  },
  "oklch": {
    "l": 0.42393,
    "c": 0.15558,
    "h": 19.9
  },
  "luminance": 0.06619
}

Semantic roles & 50–950 ramp

primary

#901528

secondary

#3EC2AE

accent

#F1D437

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130605

muted

#827A79

Preview Lab

Preview with #901528

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

Preview Lab → · Contrast checker → · Palette generator →