#280540#280540

#280540 is a very dark, moderate violet. Relative luminance 0.009; OKLCH L 22.4% C 0.103 H 306.4°. Best body text is #FFFFFF at 17.71:1 contrast (WCAG AA passes).

Color values

HEX	#280540
RGB	rgb(40, 5, 64)
HSL	hsl(276, 86%, 14%)
HSV	hsv(276, 92%, 25%)
CMYK	cmyk(37.5%, 92.2%, 0%, 74.9%)
CIE-LAB	lab(8.39, 29.47, -29.23)
CIE-LCH	lch(8.39, 41.51, 315.23°)
OKLab	oklab(22.38% 0.0615 -0.0833)
OKLCH	oklch(22.38% 0.104 306.4)
XYZ	xyz(1.8546, 0.9298, 4.9313)
Luminance	0.0093 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#280540 #1D4005

analogous

#0A0540 #280540 #40053A

triadic

#280540 #402805 #054028

tetradic

#280540 #400A05 #1D4005 #053A40

square

#280540 #400A05 #1D4005 #053A40

split-complementary

#280540 #3A4005 #05400A

monochromatic

#12021C #12021C #280540 #4B0979 #6F0EB2

Accessibility & contrast

On white

17.71

#280540 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#280540 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #280540

17.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##280540	#FFFFFF	#000000	##FFFFFF
##280540	1.00	17.71	1.19	17.71
#FFFFFF	17.71	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001742

Deuteranopia (green-blind)

#00183F

Tritanopia (blue-blind)

#241523

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #280540;
/* rgb */ color: rgb(40, 5, 64);
/* oklch */ color: oklch(22.4% 0.103 306.4);

Tailwind

colors: {
  custom: {
    50: '#654a75',
    500: '#280540',
    950: '#000000',
  },
}

SCSS

$custom: #280540;
$custom-light: #654a75;
$custom-dark: #000000;

JSON

{
  "hex": "#280540",
  "rgb": {
    "r": 40,
    "g": 5,
    "b": 64
  },
  "hsl": {
    "h": 275.593,
    "s": 85.507,
    "l": 13.529
  },
  "oklch": {
    "l": 0.22381,
    "c": 0.1035,
    "h": 306.4
  },
  "luminance": 0.0093
}

Semantic roles & 50–950 ramp

primary

#280540

secondary

#478120

accent

#FC2C81

background

#F6F4F7

surface

#EBE7ED

border

#C6C3C8

text

#060108

muted

#7A777B

Preview Lab

Preview with #280540

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

Preview Lab → · Contrast checker → · Palette generator →