#290B3A#290B3A

#290B3A is a very dark, moderate violet. Relative luminance 0.010; OKLCH L 22.8% C 0.088 H 310.5°. Best body text is #FFFFFF at 17.45:1 contrast (WCAG AA passes).

Color values

HEX	#290B3A
RGB	rgb(41, 11, 58)
HSL	hsl(278, 68%, 14%)
HSV	hsv(278, 81%, 23%)
CMYK	cmyk(29.3%, 81%, 0%, 77.3%)
CIE-LAB	lab(9.13, 24.91, -23.73)
CIE-LCH	lch(9.13, 34.41, 316.39°)
OKLab	oklab(22.76% 0.0572 -0.0671)
OKLCH	oklch(22.76% 0.088 310.5)
XYZ	xyz(1.7977, 1.0163, 4.1036)
Luminance	0.0102 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#290B3A #1C3A0B

analogous

#110B3A #290B3A #3A0B33

triadic

#290B3A #3A290B #0B3A29

tetradic

#290B3A #3A110B #1C3A0B #0B333A

square

#290B3A #3A110B #1C3A0B #0B333A

split-complementary

#290B3A #333A0B #0B3A11

monochromatic

#12051A #12051A #290B3A #4D156D #721FA1

Accessibility & contrast

On white

17.45

#290B3A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#290B3A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #290B3A

17.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##290B3A	#FFFFFF	#000000	##FFFFFF
##290B3A	1.00	17.45	1.20	17.45
#FFFFFF	17.45	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00183B

Deuteranopia (green-blind)

#051A39

Tritanopia (blue-blind)

#271521

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #290b3a;
/* rgb */ color: rgb(41, 11, 58);
/* oklch */ color: oklch(22.8% 0.088 310.5);

Tailwind

colors: {
  custom: {
    50: '#654d70',
    500: '#290b3a',
    950: '#000000',
  },
}

SCSS

$custom: #290b3a;
$custom-light: #654d70;
$custom-dark: #000000;

JSON

{
  "hex": "#290b3a",
  "rgb": {
    "r": 41,
    "g": 11,
    "b": 58
  },
  "hsl": {
    "h": 278.298,
    "s": 68.116,
    "l": 13.529
  },
  "oklch": {
    "l": 0.22761,
    "c": 0.08822,
    "h": 310.5
  },
  "luminance": 0.01016
}

Semantic roles & 50–950 ramp

primary

#290B3A

secondary

#46772A

accent

#EB3D7C

background

#F6F4F6

surface

#EBE7EC

border

#C6C3C7

text

#060107

muted

#7A777A

Preview Lab

Preview with #290B3A

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

Preview Lab → · Contrast checker → · Palette generator →