#290A3B#290A3B

#290A3B is a very dark, moderate violet. Relative luminance 0.010; OKLCH L 22.7% C 0.091 H 309.9°. Best body text is #FFFFFF at 17.49:1 contrast (WCAG AA passes).

Color values

HEX	#290A3B
RGB	rgb(41, 10, 59)
HSL	hsl(278, 71%, 14%)
HSV	hsv(278, 83%, 23%)
CMYK	cmyk(30.5%, 83.1%, 0%, 76.9%)
CIE-LAB	lab(9.03, 25.70, -24.61)
CIE-LCH	lch(9.03, 35.59, 316.24°)
OKLab	oklab(22.72% 0.0583 -0.0697)
OKLCH	oklch(22.72% 0.091 309.9)
XYZ	xyz(1.8123, 1.0043, 4.2352)
Luminance	0.0100 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#290A3B #1C3B0A

analogous

#100A3B #290A3B #3B0A34

triadic

#290A3B #3B290A #0A3B29

tetradic

#290A3B #3B100A #1C3B0A #0A343B

square

#290A3B #3B100A #1C3B0A #0A343B

split-complementary

#290A3B #343B0A #0A3B10

monochromatic

#12041A #12041A #290A3B #4D136F #721CA4

Accessibility & contrast

On white

17.49

#290A3B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#290A3B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #290A3B

17.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##290A3B	#FFFFFF	#000000	##FFFFFF
##290A3B	1.00	17.49	1.20	17.49
#FFFFFF	17.49	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00183C

Deuteranopia (green-blind)

#031A3A

Tritanopia (blue-blind)

#261521

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #290a3b;
/* rgb */ color: rgb(41, 10, 59);
/* oklch */ color: oklch(22.7% 0.091 309.9);

Tailwind

colors: {
  custom: {
    50: '#654c71',
    500: '#290a3b',
    950: '#000000',
  },
}

SCSS

$custom: #290a3b;
$custom-light: #654c71;
$custom-dark: #000000;

JSON

{
  "hex": "#290a3b",
  "rgb": {
    "r": 41,
    "g": 10,
    "b": 59
  },
  "hsl": {
    "h": 277.959,
    "s": 71.014,
    "l": 13.529
  },
  "oklch": {
    "l": 0.22717,
    "c": 0.09089,
    "h": 309.9
  },
  "luminance": 0.01004
}

Semantic roles & 50–950 ramp

primary

#290A3B

secondary

#467828

accent

#EE3A7C

background

#F6F4F6

surface

#EBE7EC

border

#C6C3C7

text

#060108

muted

#7A777B

Preview Lab

Preview with #290A3B

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

Preview Lab → · Contrast checker → · Palette generator →