#280D3A#280D3A

#280D3A is a very dark, moderate violet. Relative luminance 0.010; OKLCH L 22.9% C 0.085 H 308.7°. Best body text is #FFFFFF at 17.37:1 contrast (WCAG AA passes).

Color values

HEX	#280D3A
RGB	rgb(40, 13, 58)
HSL	hsl(276, 63%, 14%)
HSV	hsv(276, 78%, 23%)
CMYK	cmyk(31%, 77.6%, 0%, 77.3%)
CIE-LAB	lab(9.36, 23.55, -23.37)
CIE-LCH	lch(9.36, 33.18, 315.22°)
OKLab	oklab(22.89% 0.053 -0.0661)
OKLCH	oklch(22.89% 0.085 308.7)
XYZ	xyz(1.7826, 1.0445, 4.1099)
Luminance	0.0104 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#280D3A #1F3A0D

analogous

#120D3A #280D3A #3A0D36

triadic

#280D3A #3A280D #0D3A28

tetradic

#280D3A #3A120D #1F3A0D #0D363A

square

#280D3A #3A120D #1F3A0D #0D363A

split-complementary

#280D3A #363A0D #0D3A12

monochromatic

#110619 #110619 #280D3A #4A186C #6D239E

Accessibility & contrast

On white

17.37

#280D3A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#280D3A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #280D3A

17.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##280D3A	#FFFFFF	#000000	##FFFFFF
##280D3A	1.00	17.37	1.21	17.37
#FFFFFF	17.37	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00193B

Deuteranopia (green-blind)

#051B39

Tritanopia (blue-blind)

#251722

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #280d3a;
/* rgb */ color: rgb(40, 13, 58);
/* oklch */ color: oklch(22.9% 0.085 308.7);

Tailwind

colors: {
  custom: {
    50: '#644e70',
    500: '#280d3a',
    950: '#000000',
  },
}

SCSS

$custom: #280d3a;
$custom-light: #644e70;
$custom-dark: #000000;

JSON

{
  "hex": "#280d3a",
  "rgb": {
    "r": 40,
    "g": 13,
    "b": 58
  },
  "hsl": {
    "h": 276,
    "s": 63.38,
    "l": 13.922
  },
  "oklch": {
    "l": 0.22891,
    "c": 0.08471,
    "h": 308.7
  },
  "luminance": 0.01044
}

Semantic roles & 50–950 ramp

primary

#280D3A

secondary

#4A762D

accent

#E64183

background

#F6F4F6

surface

#EBE7EC

border

#C6C3C7

text

#050107

muted

#7A777A

Preview Lab

Preview with #280D3A

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

Preview Lab → · Contrast checker → · Palette generator →