#280E51#280E51

#280E51 is a dark, moderate violet. Relative luminance 0.014; OKLCH L 25.2% C 0.113 H 294.5°. Best body text is #FFFFFF at 16.51:1 contrast (WCAG AA passes).

Color values

HEX	#280E51
RGB	rgb(40, 14, 81)
HSL	hsl(263, 71%, 19%)
HSV	hsv(263, 83%, 32%)
CMYK	cmyk(50.6%, 82.7%, 0%, 68.2%)
CIE-LAB	lab(11.68, 29.71, -35.73)
CIE-LCH	lch(11.68, 46.47, 309.74°)
OKLab	oklab(25.21% 0.0467 -0.1024)
OKLCH	oklch(25.21% 0.113 294.5)
XYZ	xyz(2.5169, 1.3592, 7.9127)
Luminance	0.0136 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#280E51 #37510E

analogous

#0E1551 #280E51 #490E51

triadic

#280E51 #51280E #0E5128

tetradic

#280E51 #510E15 #37510E #0E5149

square

#280E51 #510E15 #37510E #0E5149

split-complementary

#280E51 #51490E #15510E

monochromatic

#0D051A #0E051D #280E51 #421785 #5C20B9

Accessibility & contrast

On white

16.51

#280E51 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#280E51 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #280E51

16.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##280E51	#FFFFFF	#000000	##FFFFFF
##280E51	1.00	16.51	1.27	16.51
#FFFFFF	16.51	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001F53

Deuteranopia (green-blind)

#001E50

Tritanopia (blue-blind)

#1C202F

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #280e51;
/* rgb */ color: rgb(40, 14, 81);
/* oklch */ color: oklch(25.2% 0.113 294.5);

Tailwind

colors: {
  custom: {
    50: '#675083',
    500: '#280e51',
    950: '#000000',
  },
}

SCSS

$custom: #280e51;
$custom-light: #675083;
$custom-dark: #000000;

JSON

{
  "hex": "#280e51",
  "rgb": {
    "r": 40,
    "g": 14,
    "b": 81
  },
  "hsl": {
    "h": 263.284,
    "s": 70.526,
    "l": 18.627
  },
  "oklch": {
    "l": 0.25205,
    "c": 0.11257,
    "h": 294.5
  },
  "luminance": 0.01359
}

Semantic roles & 50–950 ramp

primary

#280E51

secondary

#688C2F

accent

#ED3AA8

background

#F6F4F8

surface

#EBE7EF

border

#C6C3CA

text

#06020A

muted

#7A787C

Preview Lab

Preview with #280E51

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

Preview Lab → · Contrast checker → · Palette generator →