#290A3F#290A3F

#290A3F is a very dark, moderate violet. Relative luminance 0.010; OKLCH L 23.1% C 0.096 H 307.0°. Best body text is #FFFFFF at 17.36:1 contrast (WCAG AA passes).

Color values

HEX	#290A3F
RGB	rgb(41, 10, 63)
HSL	hsl(275, 73%, 14%)
HSV	hsv(275, 84%, 25%)
CMYK	cmyk(34.9%, 84.1%, 0%, 75.3%)
CIE-LAB	lab(9.38, 26.78, -26.91)
CIE-LCH	lch(9.38, 37.96, 314.86°)
OKLab	oklab(23.08% 0.0575 -0.0764)
OKLCH	oklch(23.08% 0.096 307)
XYZ	xyz(1.9200, 1.0474, 4.8027)
Luminance	0.0105 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#290A3F #203F0A

analogous

#0E0A3F #290A3F #3F0A3B

triadic

#290A3F #3F290A #0A3F29

tetradic

#290A3F #3F0E0A #203F0A #0A3B3F

square

#290A3F #3F0E0A #203F0A #0A3B3F

split-complementary

#290A3F #3B3F0A #0A3F0E

monochromatic

#11041A #11041A #290A3F #4B1274 #6E1BA9

Accessibility & contrast

On white

17.36

#290A3F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#290A3F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #290A3F

17.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##290A3F	#FFFFFF	#000000	##FFFFFF
##290A3F	1.00	17.36	1.21	17.36
#FFFFFF	17.36	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001940

Deuteranopia (green-blind)

#001A3E

Tritanopia (blue-blind)

#251724

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #290a3f;
/* rgb */ color: rgb(41, 10, 63);
/* oklch */ color: oklch(23.1% 0.096 307.0);

Tailwind

colors: {
  custom: {
    50: '#664c74',
    500: '#290a3f',
    950: '#000000',
  },
}

SCSS

$custom: #290a3f;
$custom-light: #664c74;
$custom-dark: #000000;

JSON

{
  "hex": "#290a3f",
  "rgb": {
    "r": 41,
    "g": 10,
    "b": 63
  },
  "hsl": {
    "h": 275.094,
    "s": 72.603,
    "l": 14.314
  },
  "oklch": {
    "l": 0.23079,
    "c": 0.09565,
    "h": 307
  },
  "luminance": 0.01047
}

Semantic roles & 50–950 ramp

primary

#290A3F

secondary

#4B7C29

accent

#EF3884

background

#F6F4F7

surface

#EBE7ED

border

#C6C3C8

text

#060108

muted

#7A777B

Preview Lab

Preview with #290A3F

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

Preview Lab → · Contrast checker → · Palette generator →