#901F1C#901F1C

#901F1C is a dark, vivid red. Relative luminance 0.070; OKLCH L 43.0% C 0.149 H 27.3°. Best body text is #FFFFFF at 8.76:1 contrast (WCAG AA passes).

Color values

HEX	#901F1C
RGB	rgb(144, 31, 28)
HSL	hsl(2, 67%, 34%)
HSV	hsv(2, 81%, 56%)
CMYK	cmyk(0%, 78.5%, 80.6%, 43.5%)
CIE-LAB	lab(31.80, 46.22, 31.40)
CIE-LCH	lch(31.80, 55.88, 34.19°)
OKLab	oklab(42.99% 0.1326 0.0685)
OKLCH	oklch(42.99% 0.149 27.3)
XYZ	xyz(12.2027, 6.9950, 1.8060)
Luminance	0.0699 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#901F1C #1C8D90

analogous

#901C53 #901F1C #90591C

triadic

#901F1C #1C901F #1F1C90

tetradic

#901F1C #53901C #1C8D90 #591C90

square

#901F1C #53901C #1C8D90 #591C90

split-complementary

#901F1C #1C9059 #1C5390

monochromatic

#2A0908 #5D1412 #901F1C #C32A26 #DC4E4A

Accessibility & contrast

On white

8.76

#901F1C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#901F1C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #901F1C

8.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##901F1C	#FFFFFF	#000000	##FFFFFF
##901F1C	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)

#423B1A

Deuteranopia (green-blind)

#5E5417

Tritanopia (blue-blind)

#9F0020

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #901f1c;
/* rgb */ color: rgb(144, 31, 28);
/* oklch */ color: oklch(43.0% 0.149 27.3);

Tailwind

colors: {
  custom: {
    50: '#b96559',
    500: '#901f1c',
    950: '#000000',
  },
}

SCSS

$custom: #901f1c;
$custom-light: #b96559;
$custom-dark: #000000;

JSON

{
  "hex": "#901f1c",
  "rgb": {
    "r": 144,
    "g": 31,
    "b": 28
  },
  "hsl": {
    "h": 1.552,
    "s": 67.442,
    "l": 33.725
  },
  "oklch": {
    "l": 0.42986,
    "c": 0.14926,
    "h": 27.3
  },
  "luminance": 0.06993
}

Semantic roles & 50–950 ramp

primary

#901F1C

secondary

#4ABBBE

accent

#E6EA3D

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130603

muted

#827A78

Preview Lab

Preview with #901F1C

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

Preview Lab → · Contrast checker → · Palette generator →