#280B38#280B38

#280B38 is a very dark, moderate violet. Relative luminance 0.010; OKLCH L 22.4% C 0.085 H 310.9°. Best body text is #FFFFFF at 17.57:1 contrast (WCAG AA passes).

Color values

HEX	#280B38
RGB	rgb(40, 11, 56)
HSL	hsl(279, 67%, 13%)
HSV	hsv(279, 80%, 22%)
CMYK	cmyk(28.6%, 80.4%, 0%, 78%)
CIE-LAB	lab(8.79, 24.12, -22.84)
CIE-LCH	lch(8.79, 33.22, 316.56°)
OKLab	oklab(22.43% 0.0559 -0.0645)
OKLCH	oklch(22.43% 0.085 310.9)
XYZ	xyz(1.7084, 0.9760, 3.8390)
Luminance	0.0098 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#280B38 #1B380B

analogous

#110B38 #280B38 #380B31

triadic

#280B38 #38280B #0B3828

tetradic

#280B38 #38110B #1B380B #0B3138

square

#280B38 #38110B #1B380B #0B3138

split-complementary

#280B38 #31380B #0B3811

monochromatic

#12051A #12051A #280B38 #4D156B #711F9E

Accessibility & contrast

On white

17.57

#280B38 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#280B38 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #280B38

17.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##280B38	#FFFFFF	#000000	##FFFFFF
##280B38	1.00	17.57	1.20	17.57
#FFFFFF	17.57	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001839

Deuteranopia (green-blind)

#051A37

Tritanopia (blue-blind)

#261520

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #280b38;
/* rgb */ color: rgb(40, 11, 56);
/* oklch */ color: oklch(22.4% 0.085 310.9);

Tailwind

colors: {
  custom: {
    50: '#644c6f',
    500: '#280b38',
    950: '#000000',
  },
}

SCSS

$custom: #280b38;
$custom-light: #644c6f;
$custom-dark: #000000;

JSON

{
  "hex": "#280b38",
  "rgb": {
    "r": 40,
    "g": 11,
    "b": 56
  },
  "hsl": {
    "h": 278.667,
    "s": 67.164,
    "l": 13.137
  },
  "oklch": {
    "l": 0.22432,
    "c": 0.08538,
    "h": 310.9
  },
  "luminance": 0.00976
}

Semantic roles & 50–950 ramp

primary

#280B38

secondary

#45752A

accent

#EA3E7B

background

#F6F4F6

surface

#EBE7EC

border

#C6C3C7

text

#050107

muted

#7A777A

Preview Lab

Preview with #280B38

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

Preview Lab → · Contrast checker → · Palette generator →