#280A3C#280A3C

#280A3C is a very dark, moderate violet. Relative luminance 0.010; OKLCH L 22.7% C 0.092 H 308.0°. Best body text is #FFFFFF at 17.52:1 contrast (WCAG AA passes).

Color values

HEX	#280A3C
RGB	rgb(40, 10, 60)
HSL	hsl(276, 71%, 14%)
HSV	hsv(276, 83%, 24%)
CMYK	cmyk(33.3%, 83.3%, 0%, 76.5%)
CIE-LAB	lab(8.95, 25.73, -25.47)
CIE-LCH	lch(8.95, 36.21, 315.29°)
OKLab	oklab(22.65% 0.0565 -0.0723)
OKLCH	oklch(22.65% 0.092 308)
XYZ	xyz(1.7991, 0.9945, 4.3713)
Luminance	0.0099 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#280A3C #1E3C0A

analogous

#0F0A3C #280A3C #3C0A37

triadic

#280A3C #3C280A #0A3C28

tetradic

#280A3C #3C0F0A #1E3C0A #0A373C

square

#280A3C #3C0F0A #1E3C0A #0A373C

split-complementary

#280A3C #373C0A #0A3C0F

monochromatic

#11041A #11041A #280A3C #4B1370 #6E1BA5

Accessibility & contrast

On white

17.52

#280A3C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#280A3C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #280A3C

17.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##280A3C	#FFFFFF	#000000	##FFFFFF
##280A3C	1.00	17.52	1.20	17.52
#FFFFFF	17.52	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00183D

Deuteranopia (green-blind)

#001A3B

Tritanopia (blue-blind)

#251622

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #280a3c;
/* rgb */ color: rgb(40, 10, 60);
/* oklch */ color: oklch(22.7% 0.092 308.0);

Tailwind

colors: {
  custom: {
    50: '#654c72',
    500: '#280a3c',
    950: '#000000',
  },
}

SCSS

$custom: #280a3c;
$custom-light: #654c72;
$custom-dark: #000000;

JSON

{
  "hex": "#280a3c",
  "rgb": {
    "r": 40,
    "g": 10,
    "b": 60
  },
  "hsl": {
    "h": 276,
    "s": 71.429,
    "l": 13.725
  },
  "oklch": {
    "l": 0.22651,
    "c": 0.09173,
    "h": 308
  },
  "luminance": 0.00994
}

Semantic roles & 50–950 ramp

primary

#280A3C

secondary

#497928

accent

#EE3A82

background

#F6F4F6

surface

#EBE7EC

border

#C6C3C7

text

#060108

muted

#7A777B

Preview Lab

Preview with #280A3C

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

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