#28118E#28118E

#28118E is a dark, vivid violet. Relative luminance 0.028; OKLCH L 32.5% C 0.183 H 277.2°. Best body text is #FFFFFF at 13.45:1 contrast (WCAG AA passes).

Color values

HEX	#28118E
RGB	rgb(40, 17, 142)
HSL	hsl(251, 79%, 31%)
HSV	hsv(251, 88%, 56%)
CMYK	cmyk(71.8%, 88%, 0%, 44.3%)
CIE-LAB	lab(19.24, 46.69, -63.02)
CIE-LCH	lch(19.24, 78.43, 306.54°)
OKLab	oklab(32.51% 0.0231 -0.182)
OKLCH	oklch(32.51% 0.183 277.2)
XYZ	xyz(5.9564, 2.8045, 25.8134)
Luminance	0.0280 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28118E #778E11

analogous

#11388E #28118E #66118E

triadic

#28118E #8E2811 #118E28

tetradic

#28118E #8E1138 #778E11 #118E66

square

#28118E #8E1138 #778E11 #118E66

split-complementary

#28118E #8E6611 #388E11

monochromatic

#090421 #190A57 #28118E #3718C5 #5433E7

Accessibility & contrast

On white

13.45

#28118E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#28118E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28118E

13.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28118E	#FFFFFF	#000000	##FFFFFF
##28118E	1.00	13.45	1.56	13.45
#FFFFFF	13.45	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003391

Deuteranopia (green-blind)

#00298C

Tritanopia (blue-blind)

#003B53

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #28118e;
/* rgb */ color: rgb(40, 17, 142);
/* oklch */ color: oklch(32.5% 0.183 277.2);

Tailwind

colors: {
  custom: {
    50: '#7456b0',
    500: '#28118e',
    950: '#000000',
  },
}

SCSS

$custom: #28118e;
$custom-light: #7456b0;
$custom-dark: #000000;

JSON

{
  "hex": "#28118e",
  "rgb": {
    "r": 40,
    "g": 17,
    "b": 142
  },
  "hsl": {
    "h": 251.04,
    "s": 78.616,
    "l": 31.176
  },
  "oklch": {
    "l": 0.32512,
    "c": 0.18348,
    "h": 277.2
  },
  "luminance": 0.02805
}

Semantic roles & 50–950 ramp

primary

#28118E

secondary

#A9C238

accent

#F533D1

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0311

muted

#7C7880

Preview Lab

Preview with #28118E

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

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