#290D3B#290D3B

#290D3B is a very dark, moderate violet. Relative luminance 0.011; OKLCH L 23.1% C 0.086 H 309.1°. Best body text is #FFFFFF at 17.28:1 contrast (WCAG AA passes).

Color values

HEX	#290D3B
RGB	rgb(41, 13, 59)
HSL	hsl(277, 64%, 14%)
HSV	hsv(277, 78%, 23%)
CMYK	cmyk(30.5%, 78%, 0%, 76.9%)
CIE-LAB	lab(9.60, 24.09, -23.69)
CIE-LCH	lch(9.60, 33.78, 315.48°)
OKLab	oklab(23.13% 0.0545 -0.067)
OKLCH	oklch(23.13% 0.086 309.1)
XYZ	xyz(1.8476, 1.0751, 4.2470)
Luminance	0.0107 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#290D3B #1F3B0D

analogous

#120D3B #290D3B #3B0D36

triadic

#290D3B #3B290D #0D3B29

tetradic

#290D3B #3B120D #1F3B0D #0D363B

square

#290D3B #3B120D #1F3B0D #0D363B

split-complementary

#290D3B #363B0D #0D3B12

monochromatic

#110619 #110619 #290D3B #4C186D #6F239F

Accessibility & contrast

On white

17.28

#290D3B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#290D3B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #290D3B

17.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##290D3B	#FFFFFF	#000000	##FFFFFF
##290D3B	1.00	17.28	1.21	17.28
#FFFFFF	17.28	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A3C

Deuteranopia (green-blind)

#051B3A

Tritanopia (blue-blind)

#261722

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #290d3b;
/* rgb */ color: rgb(41, 13, 59);
/* oklch */ color: oklch(23.1% 0.086 309.1);

Tailwind

colors: {
  custom: {
    50: '#654e71',
    500: '#290d3b',
    950: '#000000',
  },
}

SCSS

$custom: #290d3b;
$custom-light: #654e71;
$custom-dark: #000000;

JSON

{
  "hex": "#290d3b",
  "rgb": {
    "r": 41,
    "g": 13,
    "b": 59
  },
  "hsl": {
    "h": 276.522,
    "s": 63.889,
    "l": 14.118
  },
  "oklch": {
    "l": 0.23127,
    "c": 0.08635,
    "h": 309.1
  },
  "luminance": 0.01075
}

Semantic roles & 50–950 ramp

primary

#290D3B

secondary

#4A772D

accent

#E74182

background

#F6F4F6

surface

#EBE7EC

border

#C6C3C7

text

#060108

muted

#7A777B

Preview Lab

Preview with #290D3B

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

Preview Lab → · Contrast checker → · Palette generator →