#28186F#28186F

#28186F is a dark, vivid violet. Relative luminance 0.023; OKLCH L 29.7% C 0.140 H 282.2°. Best body text is #FFFFFF at 14.48:1 contrast (WCAG AA passes).

Color values

HEX	#28186F
RGB	rgb(40, 24, 111)
HSL	hsl(251, 64%, 26%)
HSV	hsv(251, 78%, 44%)
CMYK	cmyk(64%, 78.4%, 0%, 56.5%)
CIE-LAB	lab(16.76, 33.73, -47.40)
CIE-LCH	lch(16.76, 58.18, 305.44°)
OKLab	oklab(29.73% 0.0295 -0.1367)
OKLCH	oklch(29.73% 0.14 282.2)
XYZ	xyz(4.0701, 2.2518, 15.2560)
Luminance	0.0225 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28186F #5F6F18

analogous

#18346F #28186F #54186F

triadic

#28186F #6F2818 #186F28

tetradic

#28186F #6F1834 #5F6F18 #186F54

square

#28186F #6F1834 #5F6F18 #186F54

split-complementary

#28186F #6F5418 #346F18

monochromatic

#090519 #160D3D #28186F #3A23A1 #4D2FD2

Accessibility & contrast

On white

14.48

#28186F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#28186F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28186F

14.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28186F	#FFFFFF	#000000	##FFFFFF
##28186F	1.00	14.48	1.45	14.48
#FFFFFF	14.48	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C72

Deuteranopia (green-blind)

#00266D

Tritanopia (blue-blind)

#003142

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #28186f;
/* rgb */ color: rgb(40, 24, 111);
/* oklch */ color: oklch(29.7% 0.140 282.2);

Tailwind

colors: {
  custom: {
    50: '#6c5799',
    500: '#28186f',
    950: '#000000',
  },
}

SCSS

$custom: #28186f;
$custom-light: #6c5799;
$custom-dark: #000000;

JSON

{
  "hex": "#28186f",
  "rgb": {
    "r": 40,
    "g": 24,
    "b": 111
  },
  "hsl": {
    "h": 251.034,
    "s": 64.444,
    "l": 26.471
  },
  "oklch": {
    "l": 0.29727,
    "c": 0.13982,
    "h": 282.2
  },
  "luminance": 0.02252
}

Semantic roles & 50–950 ramp

primary

#28186F

secondary

#92A53E

accent

#E740C9

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#08030E

muted

#7A787E

Preview Lab

Preview with #28186F

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

Preview Lab → · Contrast checker → · Palette generator →