#280D39#280D39

#280D39 is a very dark, moderate violet. Relative luminance 0.010; OKLCH L 22.8% C 0.083 H 309.5°. Best body text is #FFFFFF at 17.40:1 contrast (WCAG AA passes).

Color values

HEX	#280D39
RGB	rgb(40, 13, 57)
HSL	hsl(277, 63%, 14%)
HSV	hsv(277, 77%, 22%)
CMYK	cmyk(29.8%, 77.2%, 0%, 77.6%)
CIE-LAB	lab(9.27, 23.27, -22.78)
CIE-LCH	lch(9.27, 32.57, 315.61°)
OKLab	oklab(22.81% 0.0531 -0.0644)
OKLCH	oklch(22.81% 0.083 309.5)
XYZ	xyz(1.7574, 1.0344, 3.9772)
Luminance	0.0103 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#280D39 #1E390D

analogous

#120D39 #280D39 #390D34

triadic

#280D39 #39280D #0D3928

tetradic

#280D39 #39120D #1E390D #0D3439

square

#280D39 #39120D #1E390D #0D3439

split-complementary

#280D39 #34390D #0D3912

monochromatic

#110619 #110619 #280D39 #4B186B #6E249D

Accessibility & contrast

On white

17.40

#280D39 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#280D39 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #280D39

17.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##280D39	#FFFFFF	#000000	##FFFFFF
##280D39	1.00	17.40	1.21	17.40
#FFFFFF	17.40	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00193A

Deuteranopia (green-blind)

#061A38

Tritanopia (blue-blind)

#261621

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #280d39;
/* rgb */ color: rgb(40, 13, 57);
/* oklch */ color: oklch(22.8% 0.083 309.5);

Tailwind

colors: {
  custom: {
    50: '#644e70',
    500: '#280d39',
    950: '#000000',
  },
}

SCSS

$custom: #280d39;
$custom-light: #644e70;
$custom-dark: #000000;

JSON

{
  "hex": "#280d39",
  "rgb": {
    "r": 40,
    "g": 13,
    "b": 57
  },
  "hsl": {
    "h": 276.818,
    "s": 62.857,
    "l": 13.725
  },
  "oklch": {
    "l": 0.22806,
    "c": 0.08344,
    "h": 309.5
  },
  "luminance": 0.01034
}

Semantic roles & 50–950 ramp

primary

#280D39

secondary

#49742D

accent

#E64281

background

#F6F4F6

surface

#EBE7EC

border

#C6C3C7

text

#050107

muted

#7A777A

Preview Lab

Preview with #280D39

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

Preview Lab → · Contrast checker → · Palette generator →