#28166B#28166B

#28166B is a dark, vivid violet. Relative luminance 0.021; OKLCH L 29.0% C 0.137 H 283.6°. Best body text is #FFFFFF at 14.82:1 contrast (WCAG AA passes).

Color values

HEX	#28166B
RGB	rgb(40, 22, 107)
HSL	hsl(253, 66%, 25%)
HSV	hsv(253, 79%, 42%)
CMYK	cmyk(62.6%, 79.4%, 0%, 58%)
CIE-LAB	lab(15.93, 33.55, -46.15)
CIE-LCH	lch(15.93, 57.06, 306.02°)
OKLab	oklab(29.02% 0.0321 -0.133)
OKLCH	oklch(29.02% 0.137 283.6)
XYZ	xyz(3.8150, 2.0862, 14.1087)
Luminance	0.0209 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28166B #596B16

analogous

#162E6B #28166B #52166B

triadic

#28166B #6B2816 #166B28

tetradic

#28166B #6B162E #596B16 #166B52

square

#28166B #6B162E #596B16 #166B52

split-complementary

#28166B #6B5216 #2E6B16

monochromatic

#090519 #150C38 #28166B #3B209E #4E2BD1

Accessibility & contrast

On white

14.82

#28166B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#28166B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28166B

14.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28166B	#FFFFFF	#000000	##FFFFFF
##28166B	1.00	14.82	1.42	14.82
#FFFFFF	14.82	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A6D

Deuteranopia (green-blind)

#002569

Tritanopia (blue-blind)

#002E3F

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #28166b;
/* rgb */ color: rgb(40, 22, 107);
/* oklch */ color: oklch(29.0% 0.137 283.6);

Tailwind

colors: {
  custom: {
    50: '#6b5696',
    500: '#28166b',
    950: '#000000',
  },
}

SCSS

$custom: #28166b;
$custom-light: #6b5696;
$custom-dark: #000000;

JSON

{
  "hex": "#28166b",
  "rgb": {
    "r": 40,
    "g": 22,
    "b": 107
  },
  "hsl": {
    "h": 252.706,
    "s": 65.891,
    "l": 25.294
  },
  "oklch": {
    "l": 0.29018,
    "c": 0.13682,
    "h": 283.6
  },
  "luminance": 0.02086
}

Semantic roles & 50–950 ramp

primary

#28166B

secondary

#8CA13B

accent

#E93FC5

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07030D

muted

#7A787E

Preview Lab

Preview with #28166B

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

Preview Lab → · Contrast checker → · Palette generator →