#280A3E#280A3E

#280A3E is a very dark, moderate violet. Relative luminance 0.010; OKLCH L 22.8% C 0.094 H 306.6°. Best body text is #FFFFFF at 17.45:1 contrast (WCAG AA passes).

Color values

HEX	#280A3E
RGB	rgb(40, 10, 62)
HSL	hsl(275, 72%, 14%)
HSV	hsv(275, 84%, 24%)
CMYK	cmyk(35.5%, 83.9%, 0%, 75.7%)
CIE-LAB	lab(9.12, 26.27, -26.62)
CIE-LCH	lch(9.12, 37.40, 314.63°)
OKLab	oklab(22.83% 0.0561 -0.0756)
OKLCH	oklch(22.83% 0.094 306.6)
XYZ	xyz(1.8529, 1.0160, 4.6550)
Luminance	0.0102 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#280A3E #203E0A

analogous

#0E0A3E #280A3E #3E0A3A

triadic

#280A3E #3E280A #0A3E28

tetradic

#280A3E #3E0E0A #203E0A #0A3A3E

square

#280A3E #3E0E0A #203E0A #0A3A3E

split-complementary

#280A3E #3A3E0A #0A3E0E

monochromatic

#11041A #11041A #280A3E #4A1373 #6C1BA7

Accessibility & contrast

On white

17.45

#280A3E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#280A3E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #280A3E

17.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##280A3E	#FFFFFF	#000000	##FFFFFF
##280A3E	1.00	17.45	1.20	17.45
#FFFFFF	17.45	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00193F

Deuteranopia (green-blind)

#001A3D

Tritanopia (blue-blind)

#241623

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #280a3e;
/* rgb */ color: rgb(40, 10, 62);
/* oklch */ color: oklch(22.8% 0.094 306.6);

Tailwind

colors: {
  custom: {
    50: '#654c74',
    500: '#280a3e',
    950: '#000000',
  },
}

SCSS

$custom: #280a3e;
$custom-light: #654c74;
$custom-dark: #000000;

JSON

{
  "hex": "#280a3e",
  "rgb": {
    "r": 40,
    "g": 10,
    "b": 62
  },
  "hsl": {
    "h": 274.615,
    "s": 72.222,
    "l": 14.118
  },
  "oklch": {
    "l": 0.22834,
    "c": 0.09415,
    "h": 306.6
  },
  "luminance": 0.01016
}

Semantic roles & 50–950 ramp

primary

#280A3E

secondary

#4C7B28

accent

#EF3986

background

#F6F4F7

surface

#EBE7ED

border

#C6C3C8

text

#060108

muted

#7A777B

Preview Lab

Preview with #280A3E

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

Preview Lab → · Contrast checker → · Palette generator →