#901A17#901A17

#901A17 is a dark, vivid red. Relative luminance 0.067; OKLCH L 42.5% C 0.154 H 27.8°. Best body text is #FFFFFF at 8.95:1 contrast (WCAG AA passes).

Color values

HEX	#901A17
RGB	rgb(144, 26, 23)
HSL	hsl(1, 72%, 33%)
HSV	hsv(1, 84%, 56%)
CMYK	cmyk(0%, 81.9%, 84%, 43.5%)
CIE-LAB	lab(31.19, 47.62, 33.67)
CIE-LCH	lch(31.19, 58.32, 35.26°)
OKLab	oklab(42.52% 0.136 0.0716)
OKLCH	oklch(42.52% 0.154 27.8)
XYZ	xyz(12.0271, 6.7319, 1.4766)
Luminance	0.0673 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#901A17 #178D90

analogous

#901750 #901A17 #905717

triadic

#901A17 #17901A #1A1790

tetradic

#901A17 #509017 #178D90 #571790

square

#901A17 #509017 #178D90 #571790

split-complementary

#901A17 #179057 #175090

monochromatic

#260706 #5B100F #901A17 #C5241F #E14541

Accessibility & contrast

On white

8.95

#901A17 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#901A17 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #901A17

8.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##901A17	#FFFFFF	#000000	##FFFFFF
##901A17	1.00	8.95	2.35	8.95
#FFFFFF	8.95	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#403915

Deuteranopia (green-blind)

#5D5311

Tritanopia (blue-blind)

#9F001B

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #901a17;
/* rgb */ color: rgb(144, 26, 23);
/* oklch */ color: oklch(42.5% 0.154 27.8);

Tailwind

colors: {
  custom: {
    50: '#ba6355',
    500: '#901a17',
    950: '#000000',
  },
}

SCSS

$custom: #901a17;
$custom-light: #ba6355;
$custom-dark: #000000;

JSON

{
  "hex": "#901a17",
  "rgb": {
    "r": 144,
    "g": 26,
    "b": 23
  },
  "hsl": {
    "h": 1.488,
    "s": 72.455,
    "l": 32.745
  },
  "oklch": {
    "l": 0.42518,
    "c": 0.1537,
    "h": 27.8
  },
  "luminance": 0.0673
}

Semantic roles & 50–950 ramp

primary

#901A17

secondary

#42BEC1

accent

#EBEF39

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130603

muted

#827A78

Preview Lab

Preview with #901A17

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

Preview Lab → · Contrast checker → · Palette generator →