#280840#280840

#280840 is a very dark, moderate violet. Relative luminance 0.010; OKLCH L 22.8% C 0.099 H 305.7°. Best body text is #FFFFFF at 17.51:1 contrast (WCAG AA passes).

Color values

HEX	#280840
RGB	rgb(40, 8, 64)
HSL	hsl(274, 78%, 14%)
HSV	hsv(274, 88%, 25%)
CMYK	cmyk(37.5%, 87.5%, 0%, 74.9%)
CIE-LAB	lab(8.95, 27.85, -28.33)
CIE-LCH	lch(8.95, 39.72, 314.51°)
OKLab	oklab(22.77% 0.0579 -0.0806)
OKLCH	oklch(22.77% 0.099 305.7)
XYZ	xyz(1.8871, 0.9950, 4.9421)
Luminance	0.0100 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#280840 #204008

analogous

#0C0840 #280840 #40083C

triadic

#280840 #402808 #084028

tetradic

#280840 #400C08 #204008 #083C40

square

#280840 #400C08 #204008 #083C40

split-complementary

#280840 #3C4008 #08400C

monochromatic

#11031B #11031B #280840 #4A0F76 #6C16AD

Accessibility & contrast

On white

17.51

#280840 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#280840 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #280840

17.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##280840	#FFFFFF	#000000	##FFFFFF
##280840	1.00	17.51	1.20	17.51
#FFFFFF	17.51	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001942

Deuteranopia (green-blind)

#00193F

Tritanopia (blue-blind)

#241624

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #280840;
/* rgb */ color: rgb(40, 8, 64);
/* oklch */ color: oklch(22.8% 0.099 305.7);

Tailwind

colors: {
  custom: {
    50: '#654b75',
    500: '#280840',
    950: '#000000',
  },
}

SCSS

$custom: #280840;
$custom-light: #654b75;
$custom-dark: #000000;

JSON

{
  "hex": "#280840",
  "rgb": {
    "r": 40,
    "g": 8,
    "b": 64
  },
  "hsl": {
    "h": 274.286,
    "s": 77.778,
    "l": 14.118
  },
  "oklch": {
    "l": 0.22769,
    "c": 0.09926,
    "h": 305.7
  },
  "luminance": 0.00995
}

Semantic roles & 50–950 ramp

primary

#280840

secondary

#4C7E25

accent

#F43486

background

#F6F4F7

surface

#EBE7ED

border

#C6C3C8

text

#060108

muted

#7A777B

Preview Lab

Preview with #280840

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

Preview Lab → · Contrast checker → · Palette generator →