#280C47#280C47

#280C47 is a very dark, moderate violet. Relative luminance 0.012; OKLCH L 23.9% C 0.103 H 300.2°. Best body text is #FFFFFF at 17.02:1 contrast (WCAG AA passes).

Color values

HEX	#280C47
RGB	rgb(40, 12, 71)
HSL	hsl(268, 71%, 16%)
HSV	hsv(268, 83%, 28%)
CMYK	cmyk(43.7%, 83.1%, 0%, 72.2%)
CIE-LAB	lab(10.33, 27.79, -31.02)
CIE-LCH	lch(10.33, 41.65, 311.85°)
OKLab	oklab(23.95% 0.0516 -0.0886)
OKLCH	oklch(23.95% 0.103 300.2)
XYZ	xyz(2.1436, 1.1690, 6.0727)
Luminance	0.0117 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#280C47 #2B470C

analogous

#0C0E47 #280C47 #460C47

triadic

#280C47 #47280C #0C4728

tetradic

#280C47 #470C0E #2B470C #0C4746

square

#280C47 #470C0E #2B470C #0C4746

split-complementary

#280C47 #47460C #0E470C

monochromatic

#0F041A #0F041A #280C47 #45157B #631EB0

Accessibility & contrast

On white

17.02

#280C47 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#280C47 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #280C47

17.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##280C47	#FFFFFF	#000000	##FFFFFF
##280C47	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)

#001C49

Deuteranopia (green-blind)

#001C46

Tritanopia (blue-blind)

#211B29

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #280c47;
/* rgb */ color: rgb(40, 12, 71);
/* oklch */ color: oklch(23.9% 0.103 300.2);

Tailwind

colors: {
  custom: {
    50: '#664e7b',
    500: '#280c47',
    950: '#000000',
  },
}

SCSS

$custom: #280c47;
$custom-light: #664e7b;
$custom-dark: #000000;

JSON

{
  "hex": "#280c47",
  "rgb": {
    "r": 40,
    "g": 12,
    "b": 71
  },
  "hsl": {
    "h": 268.475,
    "s": 71.084,
    "l": 16.275
  },
  "oklch": {
    "l": 0.23945,
    "c": 0.10253,
    "h": 300.2
  },
  "luminance": 0.01169
}

Semantic roles & 50–950 ramp

primary

#280C47

secondary

#5A832C

accent

#EE3A98

background

#F6F4F7

surface

#EBE7EE

border

#C6C3C9

text

#060209

muted

#7A787B

Preview Lab

Preview with #280C47

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

Preview Lab → · Contrast checker → · Palette generator →