#280B42#280B42

#280B42 is a very dark, moderate violet. Relative luminance 0.011; OKLCH L 23.3% C 0.098 H 303.6°. Best body text is #FFFFFF at 17.26:1 contrast (WCAG AA passes).

Color values

HEX	#280B42
RGB	rgb(40, 11, 66)
HSL	hsl(272, 71%, 15%)
HSV	hsv(272, 83%, 26%)
CMYK	cmyk(39.4%, 83.3%, 0%, 74.1%)
CIE-LAB	lab(9.67, 26.88, -28.57)
CIE-LCH	lch(9.67, 39.23, 313.25°)
OKLab	oklab(23.34% 0.054 -0.0814)
OKLCH	oklch(23.34% 0.098 303.6)
XYZ	xyz(1.9779, 1.0838, 5.2582)
Luminance	0.0108 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#280B42 #25420B

analogous

#0C0B42 #280B42 #420B41

triadic

#280B42 #42280B #0B4228

tetradic

#280B42 #420C0B #25420B #0B4142

square

#280B42 #420C0B #25420B #0B4142

split-complementary

#280B42 #41420B #0B420C

monochromatic

#10041A #10041A #280B42 #481476 #681CAB

Accessibility & contrast

On white

17.26

#280B42 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#280B42 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #280B42

17.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##280B42	#FFFFFF	#000000	##FFFFFF
##280B42	1.00	17.26	1.22	17.26
#FFFFFF	17.26	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A44

Deuteranopia (green-blind)

#001B41

Tritanopia (blue-blind)

#231926

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #280b42;
/* rgb */ color: rgb(40, 11, 66);
/* oklch */ color: oklch(23.3% 0.098 303.6);

Tailwind

colors: {
  custom: {
    50: '#654d77',
    500: '#280b42',
    950: '#000000',
  },
}

SCSS

$custom: #280b42;
$custom-light: #654d77;
$custom-dark: #000000;

JSON

{
  "hex": "#280b42",
  "rgb": {
    "r": 40,
    "g": 11,
    "b": 66
  },
  "hsl": {
    "h": 271.636,
    "s": 71.429,
    "l": 15.098
  },
  "oklch": {
    "l": 0.23336,
    "c": 0.09767,
    "h": 303.6
  },
  "luminance": 0.01084
}

Semantic roles & 50–950 ramp

primary

#280B42

secondary

#527F2A

accent

#EE3A8F

background

#F6F4F7

surface

#EBE7ED

border

#C6C3C8

text

#060108

muted

#7A777B

Preview Lab

Preview with #280B42

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

Preview Lab → · Contrast checker → · Palette generator →