#280C39#280C39

#280C39 is a very dark, moderate violet. Relative luminance 0.010; OKLCH L 22.7% C 0.085 H 309.8°. Best body text is #FFFFFF at 17.47:1 contrast (WCAG AA passes).

Color values

HEX	#280C39
RGB	rgb(40, 12, 57)
HSL	hsl(277, 65%, 14%)
HSV	hsv(277, 79%, 22%)
CMYK	cmyk(29.8%, 78.9%, 0%, 77.6%)
CIE-LAB	lab(9.07, 23.84, -23.11)
CIE-LCH	lch(9.07, 33.20, 315.89°)
OKLab	oklab(22.66% 0.0544 -0.0653)
OKLCH	oklch(22.66% 0.085 309.8)
XYZ	xyz(1.7449, 1.0095, 3.9730)
Luminance	0.0101 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#280C39 #1D390C

analogous

#110C39 #280C39 #390C33

triadic

#280C39 #39280C #0C3928

tetradic

#280C39 #39110C #1D390C #0C3339

square

#280C39 #39110C #1D390C #0C3339

split-complementary

#280C39 #33390C #0C3911

monochromatic

#120519 #120519 #280C39 #4B176C #6F219E

Accessibility & contrast

On white

17.47

#280C39 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#280C39 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #280C39

17.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##280C39	#FFFFFF	#000000	##FFFFFF
##280C39	1.00	17.47	1.20	17.47
#FFFFFF	17.47	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00183A

Deuteranopia (green-blind)

#051A38

Tritanopia (blue-blind)

#261621

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #280c39;
/* rgb */ color: rgb(40, 12, 57);
/* oklch */ color: oklch(22.7% 0.085 309.8);

Tailwind

colors: {
  custom: {
    50: '#644d70',
    500: '#280c39',
    950: '#000000',
  },
}

SCSS

$custom: #280c39;
$custom-light: #644d70;
$custom-dark: #000000;

JSON

{
  "hex": "#280c39",
  "rgb": {
    "r": 40,
    "g": 12,
    "b": 57
  },
  "hsl": {
    "h": 277.333,
    "s": 65.217,
    "l": 13.529
  },
  "oklch": {
    "l": 0.22659,
    "c": 0.08505,
    "h": 309.8
  },
  "luminance": 0.01009
}

Semantic roles & 50–950 ramp

primary

#280C39

secondary

#47752C

accent

#E8407F

background

#F6F4F6

surface

#EBE7EC

border

#C6C3C7

text

#050107

muted

#7A777A

Preview Lab

Preview with #280C39

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

Preview Lab → · Contrast checker → · Palette generator →