#901D2C#901D2C

#901D2C is a dark, vivid red. Relative luminance 0.070; OKLCH L 43.1% C 0.149 H 19.7°. Best body text is #FFFFFF at 8.76:1 contrast (WCAG AA passes).

Color values

HEX	#901D2C
RGB	rgb(144, 29, 44)
HSL	hsl(352, 66%, 34%)
HSV	hsv(352, 80%, 56%)
CMYK	cmyk(0%, 79.9%, 69.4%, 43.5%)
CIE-LAB	lab(31.79, 47.59, 21.46)
CIE-LCH	lch(31.79, 52.20, 24.27°)
OKLab	oklab(43.05% 0.1406 0.0503)
OKLCH	oklch(43.05% 0.149 19.7)
XYZ	xyz(12.3970, 6.9918, 3.0792)
Luminance	0.0699 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#901D2C #1D9081

analogous

#901D66 #901D2C #90481D

triadic

#901D2C #2C901D #1D2C90

tetradic

#901D2C #66901D #1D9081 #481D90

square

#901D2C #66901D #1D9081 #481D90

split-complementary

#901D2C #1D9048 #1D6690

monochromatic

#2A080D #5D131C #901D2C #C3273C #DB4C5F

Accessibility & contrast

On white

8.76

#901D2C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#901D2C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #901D2C

8.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##901D2C	#FFFFFF	#000000	##FFFFFF
##901D2C	1.00	8.76	2.40	8.76
#FFFFFF	8.76	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3B2C

Deuteranopia (green-blind)

#5C5328

Tritanopia (blue-blind)

#9F0024

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #901d2c;
/* rgb */ color: rgb(144, 29, 44);
/* oklch */ color: oklch(43.1% 0.149 19.7);

Tailwind

colors: {
  custom: {
    50: '#b86565',
    500: '#901d2c',
    950: '#000000',
  },
}

SCSS

$custom: #901d2c;
$custom-light: #b86565;
$custom-dark: #000000;

JSON

{
  "hex": "#901d2c",
  "rgb": {
    "r": 144,
    "g": 29,
    "b": 44
  },
  "hsl": {
    "h": 352.174,
    "s": 66.474,
    "l": 33.922
  },
  "oklch": {
    "l": 0.43052,
    "c": 0.14937,
    "h": 19.7
  },
  "luminance": 0.0699
}

Semantic roles & 50–950 ramp

primary

#901D2C

secondary

#4BBDAF

accent

#E9D33E

background

#FCF6F6

surface

#F8EBEB

border

#D1C6C6

text

#130605

muted

#827A7A

Preview Lab

Preview with #901D2C

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

Preview Lab → · Contrast checker → · Palette generator →