#28138A#28138A

#28138A is a dark, vivid violet. Relative luminance 0.028; OKLCH L 32.2% C 0.177 H 277.7°. Best body text is #FFFFFF at 13.54:1 contrast (WCAG AA passes).

Color values

HEX	#28138A
RGB	rgb(40, 19, 138)
HSL	hsl(251, 76%, 31%)
HSV	hsv(251, 86%, 54%)
CMYK	cmyk(71%, 86.2%, 0%, 45.9%)
CIE-LAB	lab(19.02, 44.70, -60.89)
CIE-LCH	lch(19.02, 75.53, 306.28°)
OKLab	oklab(32.22% 0.0238 -0.1759)
OKLCH	oklch(32.22% 0.177 277.7)
XYZ	xyz(5.6939, 2.7513, 24.2708)
Luminance	0.0275 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28138A #758A13

analogous

#13398A #28138A #63138A

triadic

#28138A #8A2813 #138A28

tetradic

#28138A #8A1339 #758A13 #138A63

square

#28138A #8A1339 #758A13 #138A63

split-complementary

#28138A #8A6313 #398A13

monochromatic

#09041E #180C54 #28138A #381AC0 #5334E3

Accessibility & contrast

On white

13.54

#28138A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#28138A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28138A

13.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28138A	#FFFFFF	#000000	##FFFFFF
##28138A	1.00	13.54	1.55	13.54
#FFFFFF	13.54	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00338D

Deuteranopia (green-blind)

#002988

Tritanopia (blue-blind)

#003A51

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #28138a;
/* rgb */ color: rgb(40, 19, 138);
/* oklch */ color: oklch(32.2% 0.177 277.7);

Tailwind

colors: {
  custom: {
    50: '#7356ad',
    500: '#28138a',
    950: '#000000',
  },
}

SCSS

$custom: #28138a;
$custom-light: #7356ad;
$custom-dark: #000000;

JSON

{
  "hex": "#28138a",
  "rgb": {
    "r": 40,
    "g": 19,
    "b": 138
  },
  "hsl": {
    "h": 250.588,
    "s": 75.796,
    "l": 30.784
  },
  "oklch": {
    "l": 0.32216,
    "c": 0.17747,
    "h": 277.7
  },
  "luminance": 0.02752
}

Semantic roles & 50–950 ramp

primary

#28138A

secondary

#A7BE3A

accent

#F235D1

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#090310

muted

#7B787F

Preview Lab

Preview with #28138A

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

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