#280B49#280B49

#280B49 is a very dark, moderate violet. Relative luminance 0.012; OKLCH L 24.0% C 0.106 H 299.3°. Best body text is #FFFFFF at 17.02:1 contrast (WCAG AA passes).

Color values

HEX	#280B49
RGB	rgb(40, 11, 73)
HSL	hsl(268, 74%, 16%)
HSV	hsv(268, 85%, 29%)
CMYK	cmyk(45.2%, 84.9%, 0%, 71.4%)
CIE-LAB	lab(10.35, 28.87, -32.39)
CIE-LCH	lch(10.35, 43.39, 311.71°)
OKLab	oklab(24.02% 0.0521 -0.0926)
OKLCH	oklch(24.02% 0.106 299.3)
XYZ	xyz(2.1970, 1.1715, 6.4124)
Luminance	0.0117 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#280B49 #2C490B

analogous

#0B0D49 #280B49 #470B49

triadic

#280B49 #49280B #0B4928

tetradic

#280B49 #490B0D #2C490B #0B4947

square

#280B49 #490B0D #2C490B #0B4947

split-complementary

#280B49 #49470B #0D490B

monochromatic

#0F041B #0F041B #280B49 #45137E #621BB3

Accessibility & contrast

On white

17.02

#280B49 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#280B49 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #280B49

17.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##280B49	#FFFFFF	#000000	##FFFFFF
##280B49	1.00	17.02	1.23	17.02
#FFFFFF	17.02	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001C4B

Deuteranopia (green-blind)

#001C48

Tritanopia (blue-blind)

#201C2A

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #280b49;
/* rgb */ color: rgb(40, 11, 73);
/* oklch */ color: oklch(24.0% 0.106 299.3);

Tailwind

colors: {
  custom: {
    50: '#664d7c',
    500: '#280b49',
    950: '#000000',
  },
}

SCSS

$custom: #280b49;
$custom-light: #664d7c;
$custom-dark: #000000;

JSON

{
  "hex": "#280b49",
  "rgb": {
    "r": 40,
    "g": 11,
    "b": 73
  },
  "hsl": {
    "h": 268.065,
    "s": 73.81,
    "l": 16.471
  },
  "oklch": {
    "l": 0.24019,
    "c": 0.10623,
    "h": 299.3
  },
  "luminance": 0.01171
}

Semantic roles & 50–950 ramp

primary

#280B49

secondary

#5B852A

accent

#F0379A

background

#F6F4F7

surface

#EBE7EE

border

#C6C3C9

text

#060109

muted

#7A777B

Preview Lab

Preview with #280B49

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

Preview Lab → · Contrast checker → · Palette generator →