#280440#280440

#280440 is a very dark, moderate violet. Relative luminance 0.009; OKLCH L 22.2% C 0.105 H 306.7°. Best body text is #FFFFFF at 17.77:1 contrast (WCAG AA passes).

Color values

HEX	#280440
RGB	rgb(40, 4, 64)
HSL	hsl(276, 88%, 13%)
HSV	hsv(276, 94%, 25%)
CMYK	cmyk(37.5%, 93.8%, 0%, 74.9%)
CIE-LAB	lab(8.20, 30.03, -29.55)
CIE-LCH	lch(8.20, 42.13, 315.46°)
OKLab	oklab(22.25% 0.0627 -0.0842)
OKLCH	oklch(22.25% 0.105 306.7)
XYZ	xyz(1.8437, 0.9081, 4.9277)
Luminance	0.0091 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#280440 #1C4004

analogous

#0A0440 #280440 #40043A

triadic

#280440 #402804 #044028

tetradic

#280440 #400A04 #1C4004 #043A40

square

#280440 #400A04 #1C4004 #043A40

split-complementary

#280440 #3A4004 #04400A

monochromatic

#12021D #12021D #280440 #4C087A #700BB3

Accessibility & contrast

On white

17.77

#280440 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#280440 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #280440

17.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##280440	#FFFFFF	#000000	##FFFFFF
##280440	1.00	17.77	1.18	17.77
#FFFFFF	17.77	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001742

Deuteranopia (green-blind)

#00183F

Tritanopia (blue-blind)

#241423

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #280440;
/* rgb */ color: rgb(40, 4, 64);
/* oklch */ color: oklch(22.2% 0.105 306.7);

Tailwind

colors: {
  custom: {
    50: '#664975',
    500: '#280440',
    950: '#000000',
  },
}

SCSS

$custom: #280440;
$custom-light: #664975;
$custom-dark: #000000;

JSON

{
  "hex": "#280440",
  "rgb": {
    "r": 40,
    "g": 4,
    "b": 64
  },
  "hsl": {
    "h": 276,
    "s": 88.235,
    "l": 13.333
  },
  "oklch": {
    "l": 0.22248,
    "c": 0.10496,
    "h": 306.7
  },
  "luminance": 0.00908
}

Semantic roles & 50–950 ramp

primary

#280440

secondary

#46811F

accent

#FE297F

background

#F6F4F7

surface

#EBE7ED

border

#C6C3C8

text

#060108

muted

#7A777B

Preview Lab

Preview with #280440

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

Preview Lab → · Contrast checker → · Palette generator →