#280D3E#280D3E

#280D3E is a very dark, moderate violet. Relative luminance 0.011; OKLCH L 23.2% C 0.090 H 305.7°. Best body text is #FFFFFF at 17.25:1 contrast (WCAG AA passes).

Color values

HEX	#280D3E
RGB	rgb(40, 13, 62)
HSL	hsl(273, 65%, 15%)
HSV	hsv(273, 79%, 24%)
CMYK	cmyk(35.5%, 79%, 0%, 75.7%)
CIE-LAB	lab(9.69, 24.67, -25.69)
CIE-LCH	lch(9.69, 35.62, 313.83°)
OKLab	oklab(23.24% 0.0524 -0.0729)
OKLCH	oklch(23.24% 0.09 305.7)
XYZ	xyz(1.8883, 1.0868, 4.6668)
Luminance	0.0109 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#280D3E #233E0D

analogous

#100D3E #280D3E #3E0D3C

triadic

#280D3E #3E280D #0D3E28

tetradic

#280D3E #3E100D #233E0D #0D3C3E

square

#280D3E #3E100D #233E0D #0D3C3E

split-complementary

#280D3E #3C3E0D #0D3E10

monochromatic

#100519 #100519 #280D3E #491871 #6922A3

Accessibility & contrast

On white

17.25

#280D3E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#280D3E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #280D3E

17.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##280D3E	#FFFFFF	#000000	##FFFFFF
##280D3E	1.00	17.25	1.22	17.25
#FFFFFF	17.25	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A3F

Deuteranopia (green-blind)

#011B3D

Tritanopia (blue-blind)

#241824

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #280d3e;
/* rgb */ color: rgb(40, 13, 62);
/* oklch */ color: oklch(23.2% 0.090 305.7);

Tailwind

colors: {
  custom: {
    50: '#644e74',
    500: '#280d3e',
    950: '#000000',
  },
}

SCSS

$custom: #280d3e;
$custom-light: #644e74;
$custom-dark: #000000;

JSON

{
  "hex": "#280d3e",
  "rgb": {
    "r": 40,
    "g": 13,
    "b": 62
  },
  "hsl": {
    "h": 273.061,
    "s": 65.333,
    "l": 14.706
  },
  "oklch": {
    "l": 0.23239,
    "c": 0.08982,
    "h": 305.7
  },
  "luminance": 0.01087
}

Semantic roles & 50–950 ramp

primary

#280D3E

secondary

#507A2D

accent

#E8408B

background

#F6F4F7

surface

#EBE7ED

border

#C6C3C8

text

#060108

muted

#7A777B

Preview Lab

Preview with #280D3E

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

Preview Lab → · Contrast checker → · Palette generator →