#290B28#290B28

#290B28 is a very dark, moderate purple. Relative luminance 0.009; OKLCH L 21.4% C 0.067 H 328.9°. Best body text is #FFFFFF at 17.91:1 contrast (WCAG AA passes).

Color values

HEX	#290B28
RGB	rgb(41, 11, 40)
HSL	hsl(302, 58%, 10%)
HSV	hsv(302, 73%, 16%)
CMYK	cmyk(0%, 73.2%, 2.4%, 83.9%)
CIE-LAB	lab(7.81, 20.45, -12.58)
CIE-LCH	lch(7.81, 24.01, 328.40°)
OKLab	oklab(21.38% 0.0575 -0.0346)
OKLCH	oklch(21.38% 0.067 328.9)
XYZ	xyz(1.4171, 0.8641, 2.0992)
Luminance	0.0086 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#290B28 #0B290C

analogous

#1B0B29 #290B28 #290B19

triadic

#290B28 #28290B #0B2829

tetradic

#290B28 #291B0B #0B290C #0B1929

square

#290B28 #291B0B #0B290C #0B1929

split-complementary

#290B28 #19290B #0B291B

monochromatic

#180618 #180618 #290B28 #591857 #8A2586

Accessibility & contrast

On white

17.91

#290B28 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#290B28 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #290B28

17.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##290B28	#FFFFFF	#000000	##FFFFFF
##290B28	1.00	17.91	1.17	17.91
#FFFFFF	17.91	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#081529

Deuteranopia (green-blind)

#121927

Tritanopia (blue-blind)

#2B0E18

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #290b28;
/* rgb */ color: rgb(41, 11, 40);
/* oklch */ color: oklch(21.4% 0.067 328.9);

Tailwind

colors: {
  custom: {
    50: '#644c62',
    500: '#290b28',
    950: '#000000',
  },
}

SCSS

$custom: #290b28;
$custom-light: #644c62;
$custom-dark: #000000;

JSON

{
  "hex": "#290b28",
  "rgb": {
    "r": 41,
    "g": 11,
    "b": 40
  },
  "hsl": {
    "h": 302,
    "s": 57.692,
    "l": 10.196
  },
  "oklch": {
    "l": 0.21381,
    "c": 0.06708,
    "h": 328.9
  },
  "luminance": 0.00864
}

Semantic roles & 50–950 ramp

primary

#290B28

secondary

#2B652D

accent

#E14C47

background

#F6F4F5

surface

#EBE7EA

border

#C6C3C6

text

#050105

muted

#7A7779

Preview Lab

Preview with #290B28

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

Preview Lab → · Contrast checker → · Palette generator →