#290B56#290B56

#290B56 is a dark, vivid violet. Relative luminance 0.014; OKLCH L 25.5% C 0.122 H 293.8°. Best body text is #FFFFFF at 16.45:1 contrast (WCAG AA passes).

Color values

HEX	#290B56
RGB	rgb(41, 11, 86)
HSL	hsl(264, 77%, 19%)
HSV	hsv(264, 87%, 34%)
CMYK	cmyk(52.3%, 87.2%, 0%, 66.3%)
CIE-LAB	lab(11.84, 32.81, -38.88)
CIE-LCH	lch(11.84, 50.87, 310.16°)
OKLab	oklab(25.51% 0.0493 -0.1116)
OKLCH	oklch(25.51% 0.122 293.8)
XYZ	xyz(2.7134, 1.3826, 8.9262)
Luminance	0.0138 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#290B56 #38560B

analogous

#0B1356 #290B56 #4F0B56

triadic

#290B56 #56290B #0B5629

tetradic

#290B56 #560B13 #38560B #0B564F

square

#290B56 #560B13 #38560B #0B564F

split-complementary

#290B56 #564F0B #13560B

monochromatic

#0D031B #0F0420 #290B56 #43128C #5D19C3

Accessibility & contrast

On white

16.45

#290B56 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#290B56 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #290B56

16.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##290B56	#FFFFFF	#000000	##FFFFFF
##290B56	1.00	16.45	1.28	16.45
#FFFFFF	16.45	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002058

Deuteranopia (green-blind)

#001E55

Tritanopia (blue-blind)

#1B2131

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #290b56;
/* rgb */ color: rgb(41, 11, 86);
/* oklch */ color: oklch(25.5% 0.122 293.8);

Tailwind

colors: {
  custom: {
    50: '#694f86',
    500: '#290b56',
    950: '#000000',
  },
}

SCSS

$custom: #290b56;
$custom-light: #694f86;
$custom-dark: #000000;

JSON

{
  "hex": "#290b56",
  "rgb": {
    "r": 41,
    "g": 11,
    "b": 86
  },
  "hsl": {
    "h": 264,
    "s": 77.32,
    "l": 19.02
  },
  "oklch": {
    "l": 0.25506,
    "c": 0.12201,
    "h": 293.8
  },
  "luminance": 0.01383
}

Semantic roles & 50–950 ramp

primary

#290B56

secondary

#69912B

accent

#F434A7

background

#F6F4F8

surface

#EBE7EF

border

#C6C3CA

text

#07020B

muted

#7A787C

Preview Lab

Preview with #290B56

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

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