#290B3F#290B3F

#290B3F is a very dark, moderate violet. Relative luminance 0.011; OKLCH L 23.2% C 0.094 H 306.7°. Best body text is #FFFFFF at 17.30:1 contrast (WCAG AA passes).

Color values

HEX	#290B3F
RGB	rgb(41, 11, 63)
HSL	hsl(275, 70%, 15%)
HSV	hsv(275, 83%, 25%)
CMYK	cmyk(34.9%, 82.5%, 0%, 75.3%)
CIE-LAB	lab(9.56, 26.27, -26.62)
CIE-LCH	lch(9.56, 37.39, 314.62°)
OKLab	oklab(23.21% 0.0563 -0.0756)
OKLCH	oklch(23.21% 0.094 306.7)
XYZ	xyz(1.9311, 1.0697, 4.8064)
Luminance	0.0107 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#290B3F #213F0B

analogous

#0F0B3F #290B3F #3F0B3B

triadic

#290B3F #3F290B #0B3F29

tetradic

#290B3F #3F0F0B #213F0B #0B3B3F

square

#290B3F #3F0F0B #213F0B #0B3B3F

split-complementary

#290B3F #3B3F0B #0B3F0F

monochromatic

#11051A #11051A #290B3F #4B1473 #6D1DA7

Accessibility & contrast

On white

17.30

#290B3F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#290B3F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #290B3F

17.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##290B3F	#FFFFFF	#000000	##FFFFFF
##290B3F	1.00	17.30	1.21	17.30
#FFFFFF	17.30	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A40

Deuteranopia (green-blind)

#001B3E

Tritanopia (blue-blind)

#251724

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #290b3f;
/* rgb */ color: rgb(41, 11, 63);
/* oklch */ color: oklch(23.2% 0.094 306.7);

Tailwind

colors: {
  custom: {
    50: '#664d74',
    500: '#290b3f',
    950: '#000000',
  },
}

SCSS

$custom: #290b3f;
$custom-light: #664d74;
$custom-dark: #000000;

JSON

{
  "hex": "#290b3f",
  "rgb": {
    "r": 41,
    "g": 11,
    "b": 63
  },
  "hsl": {
    "h": 274.615,
    "s": 70.27,
    "l": 14.51
  },
  "oklch": {
    "l": 0.23205,
    "c": 0.09428,
    "h": 306.7
  },
  "luminance": 0.0107
}

Semantic roles & 50–950 ramp

primary

#290B3F

secondary

#4D7C2A

accent

#ED3B86

background

#F6F4F7

surface

#EBE7ED

border

#C6C3C8

text

#060108

muted

#7A777B

Preview Lab

Preview with #290B3F

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

Preview Lab → · Contrast checker → · Palette generator →