#901618#901618

#901618 is a dark, vivid red. Relative luminance 0.066; OKLCH L 42.2% C 0.156 H 26.6°. Best body text is #FFFFFF at 9.08:1 contrast (WCAG AA passes).

Color values

HEX	#901618
RGB	rgb(144, 22, 24)
HSL	hsl(359, 73%, 33%)
HSV	hsv(359, 85%, 56%)
CMYK	cmyk(0%, 84.7%, 83.3%, 43.5%)
CIE-LAB	lab(30.81, 48.75, 32.73)
CIE-LCH	lch(30.81, 58.72, 33.88°)
OKLab	oklab(42.24% 0.1398 0.0699)
OKLCH	oklch(42.24% 0.156 26.6)
XYZ	xyz(11.9549, 6.5710, 1.5029)
Luminance	0.0657 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#901618 #16908E

analogous

#901655 #901618 #905116

triadic

#901618 #189016 #161890

tetradic

#901618 #559016 #16908E #511690

square

#901618 #559016 #16908E #511690

split-complementary

#901618 #169051 #165590

monochromatic

#260606 #5B0E0F #901618 #C51E21 #E23F41

Accessibility & contrast

On white

9.08

#901618 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#901618 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #901618

9.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##901618	#FFFFFF	#000000	##FFFFFF
##901618	1.00	9.08	2.31	9.08
#FFFFFF	9.08	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3816

Deuteranopia (green-blind)

#5C5212

Tritanopia (blue-blind)

#9F0019

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #901618;
/* rgb */ color: rgb(144, 22, 24);
/* oklch */ color: oklch(42.2% 0.156 26.6);

Tailwind

colors: {
  custom: {
    50: '#ba6256',
    500: '#901618',
    950: '#000000',
  },
}

SCSS

$custom: #901618;
$custom-light: #ba6256;
$custom-dark: #000000;

JSON

{
  "hex": "#901618",
  "rgb": {
    "r": 144,
    "g": 22,
    "b": 24
  },
  "hsl": {
    "h": 359.016,
    "s": 73.494,
    "l": 32.549
  },
  "oklch": {
    "l": 0.4224,
    "c": 0.15628,
    "h": 26.6
  },
  "luminance": 0.06569
}

Semantic roles & 50–950 ramp

primary

#901618

secondary

#40C2C0

accent

#F0ED38

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130603

muted

#827A78

Preview Lab

Preview with #901618

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

Preview Lab → · Contrast checker → · Palette generator →