#28155D#28155D

#28155D is a dark, moderate violet. Relative luminance 0.018; OKLCH L 27.4% C 0.120 H 287.8°. Best body text is #FFFFFF at 15.49:1 contrast (WCAG AA passes).

Color values

HEX	#28155D
RGB	rgb(40, 21, 93)
HSL	hsl(256, 63%, 22%)
HSV	hsv(256, 77%, 36%)
CMYK	cmyk(57%, 77.4%, 0%, 63.5%)
CIE-LAB	lab(14.27, 29.58, -39.61)
CIE-LCH	lch(14.27, 49.44, 306.75°)
OKLab	oklab(27.41% 0.0367 -0.1139)
OKLCH	oklch(27.41% 0.12 287.8)
XYZ	xyz(3.1184, 1.7776, 10.5326)
Luminance	0.0178 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28155D #4A5D15

analogous

#15265D #28155D #4C155D

triadic

#28155D #5D2815 #155D28

tetradic

#28155D #5D1526 #4A5D15 #155D4C

square

#28155D #5D1526 #4A5D15 #155D4C

split-complementary

#28155D #5D4C15 #265D15

monochromatic

#0B0619 #130A2B #28155D #3D208F #532CC1

Accessibility & contrast

On white

15.49

#28155D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#28155D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28155D

15.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28155D	#FFFFFF	#000000	##FFFFFF
##28155D	1.00	15.49	1.36	15.49
#FFFFFF	15.49	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00265F

Deuteranopia (green-blind)

#00225C

Tritanopia (blue-blind)

#132837

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #28155d;
/* rgb */ color: rgb(40, 21, 93);
/* oklch */ color: oklch(27.4% 0.120 287.8);

Tailwind

colors: {
  custom: {
    50: '#69548c',
    500: '#28155d',
    950: '#000000',
  },
}

SCSS

$custom: #28155d;
$custom-light: #69548c;
$custom-dark: #000000;

JSON

{
  "hex": "#28155d",
  "rgb": {
    "r": 40,
    "g": 21,
    "b": 93
  },
  "hsl": {
    "h": 255.833,
    "s": 63.158,
    "l": 22.353
  },
  "oklch": {
    "l": 0.27405,
    "c": 0.11963,
    "h": 287.8
  },
  "luminance": 0.01778
}

Semantic roles & 50–950 ramp

primary

#28155D

secondary

#7C9439

accent

#E642BB

background

#F6F4F8

surface

#EBE8F0

border

#C6C4CB

text

#07030C

muted

#7A787D

Preview Lab

Preview with #28155D

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

Preview Lab → · Contrast checker → · Palette generator →