#28137D#28137D

#28137D is a dark, vivid violet. Relative luminance 0.024; OKLCH L 30.7% C 0.162 H 280.0°. Best body text is #FFFFFF at 14.19:1 contrast (WCAG AA passes).

Color values

HEX	#28137D
RGB	rgb(40, 19, 125)
HSL	hsl(252, 74%, 28%)
HSV	hsv(252, 85%, 49%)
CMYK	cmyk(68%, 84.8%, 0%, 51%)
CIE-LAB	lab(17.45, 40.76, -55.27)
CIE-LCH	lch(17.45, 68.67, 306.40°)
OKLab	oklab(30.68% 0.0282 -0.1596)
OKLCH	oklch(30.68% 0.162 280)
XYZ	xyz(4.8084, 2.3971, 19.6074)
Luminance	0.0240 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28137D #687D13

analogous

#13337D #28137D #5D137D

triadic

#28137D #7D2813 #137D28

tetradic

#28137D #7D1333 #687D13 #137D5D

square

#28137D #7D1333 #687D13 #137D5D

split-complementary

#28137D #7D5D13 #337D13

monochromatic

#09041B #170B48 #28137D #391BB2 #4F2CDF

Accessibility & contrast

On white

14.19

#28137D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#28137D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28137D

14.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28137D	#FFFFFF	#000000	##FFFFFF
##28137D	1.00	14.19	1.48	14.19
#FFFFFF	14.19	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F80

Deuteranopia (green-blind)

#00277B

Tritanopia (blue-blind)

#003449

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #28137d;
/* rgb */ color: rgb(40, 19, 125);
/* oklch */ color: oklch(30.7% 0.162 280.0);

Tailwind

colors: {
  custom: {
    50: '#7055a4',
    500: '#28137d',
    950: '#000000',
  },
}

SCSS

$custom: #28137d;
$custom-light: #7055a4;
$custom-dark: #000000;

JSON

{
  "hex": "#28137d",
  "rgb": {
    "r": 40,
    "g": 19,
    "b": 125
  },
  "hsl": {
    "h": 251.887,
    "s": 73.611,
    "l": 28.235
  },
  "oklch": {
    "l": 0.30677,
    "c": 0.16204,
    "h": 280
  },
  "luminance": 0.02398
}

Semantic roles & 50–950 ramp

primary

#28137D

secondary

#9BB339

accent

#F038CC

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#09030F

muted

#7B787F

Preview Lab

Preview with #28137D

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

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