#28148B#28148B

#28148B is a dark, vivid violet. Relative luminance 0.028; OKLCH L 32.4% C 0.178 H 277.4°. Best body text is #FFFFFF at 13.43:1 contrast (WCAG AA passes).

Color values

HEX	#28148B
RGB	rgb(40, 20, 139)
HSL	hsl(250, 75%, 31%)
HSV	hsv(250, 86%, 55%)
CMYK	cmyk(71.2%, 85.6%, 0%, 45.5%)
CIE-LAB	lab(19.29, 44.57, -61.07)
CIE-LCH	lch(19.29, 75.60, 306.12°)
OKLab	oklab(32.44% 0.0231 -0.1764)
OKLCH	oklch(32.44% 0.178 277.4)
XYZ	xyz(5.7839, 2.8150, 24.6596)
Luminance	0.0282 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28148B #778B14

analogous

#143B8B #28148B #63148B

triadic

#28148B #8B2814 #148B28

tetradic

#28148B #8B143B #778B14 #148B63

square

#28148B #8B143B #778B14 #148B63

split-complementary

#28148B #8B6314 #3B8B14

monochromatic

#090520 #190C55 #28148B #371CC1 #5437E2

Accessibility & contrast

On white

13.43

#28148B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#28148B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28148B

13.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28148B	#FFFFFF	#000000	##FFFFFF
##28148B	1.00	13.43	1.56	13.43
#FFFFFF	13.43	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00338E

Deuteranopia (green-blind)

#002A89

Tritanopia (blue-blind)

#003A52

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #28148b;
/* rgb */ color: rgb(40, 20, 139);
/* oklch */ color: oklch(32.4% 0.178 277.4);

Tailwind

colors: {
  custom: {
    50: '#7357ae',
    500: '#28148b',
    950: '#000000',
  },
}

SCSS

$custom: #28148b;
$custom-light: #7357ae;
$custom-dark: #000000;

JSON

{
  "hex": "#28148b",
  "rgb": {
    "r": 40,
    "g": 20,
    "b": 139
  },
  "hsl": {
    "h": 250.084,
    "s": 74.843,
    "l": 31.176
  },
  "oklch": {
    "l": 0.32435,
    "c": 0.17792,
    "h": 277.4
  },
  "luminance": 0.02816
}

Semantic roles & 50–950 ramp

primary

#28148B

secondary

#A9BF3C

accent

#F136D2

background

#F7F5FA

surface

#EEE9F5

border

#C9C5CF

text

#090310

muted

#7B787F

Preview Lab

Preview with #28148B

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

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