#280C45#280C45

#280C45 is a very dark, moderate violet. Relative luminance 0.011; OKLCH L 23.8% C 0.100 H 301.4°. Best body text is #FFFFFF at 17.09:1 contrast (WCAG AA passes).

Color values

HEX	#280C45
RGB	rgb(40, 12, 69)
HSL	hsl(269, 70%, 16%)
HSV	hsv(269, 83%, 27%)
CMYK	cmyk(42%, 82.6%, 0%, 72.9%)
CIE-LAB	lab(10.14, 27.21, -29.93)
CIE-LCH	lch(10.14, 40.45, 312.28°)
OKLab	oklab(23.75% 0.0521 -0.0854)
OKLCH	oklch(23.75% 0.1 301.4)
XYZ	xyz(2.0805, 1.1437, 5.7402)
Luminance	0.0114 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#280C45 #29450C

analogous

#0C0C45 #280C45 #440C45

triadic

#280C45 #45280C #0C4528

tetradic

#280C45 #450C0C #29450C #0C4544

square

#280C45 #450C0C #29450C #0C4544

split-complementary

#280C45 #45440C #0C450C

monochromatic

#0F051A #0F051A #280C45 #461579 #641EAD

Accessibility & contrast

On white

17.09

#280C45 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#280C45 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #280C45

17.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##280C45	#FFFFFF	#000000	##FFFFFF
##280C45	1.00	17.09	1.23	17.09
#FFFFFF	17.09	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001B47

Deuteranopia (green-blind)

#001B44

Tritanopia (blue-blind)

#221A27

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #280c45;
/* rgb */ color: rgb(40, 12, 69);
/* oklch */ color: oklch(23.8% 0.100 301.4);

Tailwind

colors: {
  custom: {
    50: '#654e79',
    500: '#280c45',
    950: '#000000',
  },
}

SCSS

$custom: #280c45;
$custom-light: #654e79;
$custom-dark: #000000;

JSON

{
  "hex": "#280c45",
  "rgb": {
    "r": 40,
    "g": 12,
    "b": 69
  },
  "hsl": {
    "h": 269.474,
    "s": 70.37,
    "l": 15.882
  },
  "oklch": {
    "l": 0.23751,
    "c": 0.10004,
    "h": 301.4
  },
  "luminance": 0.01144
}

Semantic roles & 50–950 ramp

primary

#280C45

secondary

#57812C

accent

#ED3B95

background

#F6F4F7

surface

#EBE7ED

border

#C6C3C8

text

#060109

muted

#7A777B

Preview Lab

Preview with #280C45

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

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