#280B44#280B44

#280B44 is a very dark, moderate violet. Relative luminance 0.011; OKLCH L 23.5% C 0.100 H 302.3°. Best body text is #FFFFFF at 17.19:1 contrast (WCAG AA passes).

Color values

HEX	#280B44
RGB	rgb(40, 11, 68)
HSL	hsl(271, 72%, 15%)
HSV	hsv(271, 84%, 27%)
CMYK	cmyk(41.2%, 83.8%, 0%, 73.3%)
CIE-LAB	lab(9.86, 27.44, -29.68)
CIE-LCH	lch(9.86, 40.42, 312.76°)
OKLab	oklab(23.53% 0.0535 -0.0846)
OKLCH	oklch(23.53% 0.1 302.3)
XYZ	xyz(2.0379, 1.1078, 5.5742)
Luminance	0.0111 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#280B44 #27440B

analogous

#0B0B44 #280B44 #440B43

triadic

#280B44 #44280B #0B4428

tetradic

#280B44 #440B0B #27440B #0B4344

square

#280B44 #440B0B #27440B #0B4344

split-complementary

#280B44 #43440B #0B440B

monochromatic

#0F041A #0F041A #280B44 #471479 #661CAD

Accessibility & contrast

On white

17.19

#280B44 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#280B44 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #280B44

17.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##280B44	#FFFFFF	#000000	##FFFFFF
##280B44	1.00	17.19	1.22	17.19
#FFFFFF	17.19	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001B46

Deuteranopia (green-blind)

#001B43

Tritanopia (blue-blind)

#221927

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #280b44;
/* rgb */ color: rgb(40, 11, 68);
/* oklch */ color: oklch(23.5% 0.100 302.3);

Tailwind

colors: {
  custom: {
    50: '#654d78',
    500: '#280b44',
    950: '#000000',
  },
}

SCSS

$custom: #280b44;
$custom-light: #654d78;
$custom-dark: #000000;

JSON

{
  "hex": "#280b44",
  "rgb": {
    "r": 40,
    "g": 11,
    "b": 68
  },
  "hsl": {
    "h": 270.526,
    "s": 72.152,
    "l": 15.49
  },
  "oklch": {
    "l": 0.23527,
    "c": 0.10013,
    "h": 302.3
  },
  "luminance": 0.01108
}

Semantic roles & 50–950 ramp

primary

#280B44

secondary

#55812A

accent

#EF3992

background

#F6F4F7

surface

#EBE7ED

border

#C6C3C8

text

#060109

muted

#7A777B

Preview Lab

Preview with #280B44

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

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