#280C3E#280C3E

#280C3E is a very dark, moderate violet. Relative luminance 0.011; OKLCH L 23.1% C 0.091 H 306.0°. Best body text is #FFFFFF at 17.32:1 contrast (WCAG AA passes).

Color values

HEX	#280C3E
RGB	rgb(40, 12, 62)
HSL	hsl(274, 68%, 15%)
HSV	hsv(274, 81%, 24%)
CMYK	cmyk(35.5%, 80.6%, 0%, 75.7%)
CIE-LAB	lab(9.50, 25.22, -26.01)
CIE-LCH	lch(9.50, 36.23, 314.12°)
OKLab	oklab(23.1% 0.0537 -0.0739)
OKLCH	oklch(23.1% 0.091 306)
XYZ	xyz(1.8759, 1.0619, 4.6626)
Luminance	0.0106 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#280C3E #223E0C

analogous

#0F0C3E #280C3E #3E0C3B

triadic

#280C3E #3E280C #0C3E28

tetradic

#280C3E #3E0F0C #223E0C #0C3B3E

square

#280C3E #3E0F0C #223E0C #0C3B3E

split-complementary

#280C3E #3B3E0C #0C3E0F

monochromatic

#11051A #11051A #280C3E #491671 #6A20A5

Accessibility & contrast

On white

17.32

#280C3E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#280C3E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #280C3E

17.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##280C3E	#FFFFFF	#000000	##FFFFFF
##280C3E	1.00	17.32	1.21	17.32
#FFFFFF	17.32	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A3F

Deuteranopia (green-blind)

#001B3D

Tritanopia (blue-blind)

#241824

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #280c3e;
/* rgb */ color: rgb(40, 12, 62);
/* oklch */ color: oklch(23.1% 0.091 306.0);

Tailwind

colors: {
  custom: {
    50: '#654d74',
    500: '#280c3e',
    950: '#000000',
  },
}

SCSS

$custom: #280c3e;
$custom-light: #654d74;
$custom-dark: #000000;

JSON

{
  "hex": "#280c3e",
  "rgb": {
    "r": 40,
    "g": 12,
    "b": 62
  },
  "hsl": {
    "h": 273.6,
    "s": 67.568,
    "l": 14.51
  },
  "oklch": {
    "l": 0.23098,
    "c": 0.09131,
    "h": 306
  },
  "luminance": 0.01062
}

Semantic roles & 50–950 ramp

primary

#280C3E

secondary

#4E7A2C

accent

#EA3D8A

background

#F6F4F7

surface

#EBE7ED

border

#C6C3C8

text

#060108

muted

#7A777B

Preview Lab

Preview with #280C3E

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

Preview Lab → · Contrast checker → · Palette generator →