#901431#901431

#901431 is a dark, vivid red. Relative luminance 0.067; OKLCH L 42.5% C 0.156 H 15.3°. Best body text is #FFFFFF at 9.01:1 contrast (WCAG AA passes).

Color values

HEX	#901431
RGB	rgb(144, 20, 49)
HSL	hsl(346, 76%, 32%)
HSV	hsv(346, 86%, 56%)
CMYK	cmyk(0%, 86.1%, 66%, 43.5%)
CIE-LAB	lab(31.00, 50.35, 17.20)
CIE-LCH	lch(31.00, 53.21, 18.86°)
OKLab	oklab(42.5% 0.1507 0.0413)
OKLCH	oklch(42.5% 0.156 15.3)
XYZ	xyz(12.3075, 6.6533, 3.5413)
Luminance	0.0665 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#901431 #149073

analogous

#90146F #901431 #903514

triadic

#901431 #319014 #143190

tetradic

#901431 #6F9014 #149073 #351490

square

#901431 #6F9014 #149073 #351490

split-complementary

#901431 #149035 #146F90

monochromatic

#25050C #5A0D1F #901431 #C61B43 #E43B62

Accessibility & contrast

On white

9.01

#901431 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#901431 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #901431

9.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##901431	#FFFFFF	#000000	##FFFFFF
##901431	1.00	9.01	2.33	9.01
#FFFFFF	9.01	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B3931

Deuteranopia (green-blind)

#5A522D

Tritanopia (blue-blind)

#9E0021

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #901431;
/* rgb */ color: rgb(144, 20, 49);
/* oklch */ color: oklch(42.5% 0.156 15.3);

Tailwind

colors: {
  custom: {
    50: '#b86268',
    500: '#901431',
    950: '#000000',
  },
}

SCSS

$custom: #901431;
$custom-light: #b86268;
$custom-dark: #000000;

JSON

{
  "hex": "#901431",
  "rgb": {
    "r": 144,
    "g": 20,
    "b": 49
  },
  "hsl": {
    "h": 345.968,
    "s": 75.61,
    "l": 32.157
  },
  "oklch": {
    "l": 0.42502,
    "c": 0.15623,
    "h": 15.3
  },
  "luminance": 0.06651
}

Semantic roles & 50–950 ramp

primary

#901431

secondary

#3DC3A4

accent

#F2C636

background

#FCF6F6

surface

#F8EBEB

border

#D1C6C6

text

#130606

muted

#827A7A

Preview Lab

Preview with #901431

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

Preview Lab → · Contrast checker → · Palette generator →