#28185A#28185A

#28185A is a dark, moderate violet. Relative luminance 0.018; OKLCH L 27.6% C 0.112 H 287.9°. Best body text is #FFFFFF at 15.34:1 contrast (WCAG AA passes).

Color values

HEX	#28185A
RGB	rgb(40, 24, 90)
HSL	hsl(255, 58%, 22%)
HSV	hsv(255, 73%, 35%)
CMYK	cmyk(55.6%, 73.3%, 0%, 64.7%)
CIE-LAB	lab(14.64, 26.77, -37.01)
CIE-LCH	lch(14.64, 45.68, 305.88°)
OKLab	oklab(27.57% 0.0343 -0.1062)
OKLCH	oklch(27.57% 0.112 287.9)
XYZ	xyz(3.0466, 1.8424, 9.8660)
Luminance	0.0184 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28185A #4A5A18

analogous

#18295A #28185A #49185A

triadic

#28185A #5A2818 #185A28

tetradic

#28185A #5A1829 #4A5A18 #185A49

square

#28185A #5A1829 #4A5A18 #185A49

split-complementary

#28185A #5A4918 #295A18

monochromatic

#0B0618 #130B2A #28185A #3D258A #5332BB

Accessibility & contrast

On white

15.34

#28185A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#28185A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28185A

15.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28185A	#FFFFFF	#000000	##FFFFFF
##28185A	1.00	15.34	1.37	15.34
#FFFFFF	15.34	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00265C

Deuteranopia (green-blind)

#002359

Tritanopia (blue-blind)

#152936

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #28185a;
/* rgb */ color: rgb(40, 24, 90);
/* oklch */ color: oklch(27.6% 0.112 287.9);

Tailwind

colors: {
  custom: {
    50: '#685689',
    500: '#28185a',
    950: '#000000',
  },
}

SCSS

$custom: #28185a;
$custom-light: #685689;
$custom-dark: #000000;

JSON

{
  "hex": "#28185a",
  "rgb": {
    "r": 40,
    "g": 24,
    "b": 90
  },
  "hsl": {
    "h": 254.545,
    "s": 57.895,
    "l": 22.353
  },
  "oklch": {
    "l": 0.27574,
    "c": 0.11164,
    "h": 287.9
  },
  "luminance": 0.01843
}

Semantic roles & 50–950 ramp

primary

#28185A

secondary

#7C913D

accent

#E147BC

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#06030C

muted

#7A787D

Preview Lab

Preview with #28185A

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

Preview Lab → · Contrast checker → · Palette generator →