#5A188C#5A188C

#5A188C is a dark, vivid violet. Relative luminance 0.047; OKLCH L 38.4% C 0.176 H 304.8°. Best body text is #FFFFFF at 10.80:1 contrast (WCAG AA passes).

Color values

HEX	#5A188C
RGB	rgb(90, 24, 140)
HSL	hsl(274, 71%, 32%)
HSV	hsv(274, 83%, 55%)
CMYK	cmyk(35.7%, 82.9%, 0%, 45.1%)
CIE-LAB	lab(25.92, 49.50, -50.56)
CIE-LCH	lch(25.92, 70.75, 314.39°)
OKLab	oklab(38.41% 0.1002 -0.1441)
OKLCH	oklch(38.41% 0.176 304.8)
XYZ	xyz(9.2756, 4.7204, 25.2283)
Luminance	0.0472 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A188C #4A8C18

analogous

#20188C #5A188C #8C1884

triadic

#5A188C #8C5A18 #188C5A

tetradic

#5A188C #8C2018 #4A8C18 #18848C

square

#5A188C #8C2018 #4A8C18 #18848C

split-complementary

#5A188C #848C18 #188C20

monochromatic

#170624 #380F58 #5A188C #7C21C0 #9A40DE

Accessibility & contrast

On white

10.80

#5A188C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#5A188C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5A188C

10.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A188C	#FFFFFF	#000000	##FFFFFF
##5A188C	1.00	10.80	1.94	10.80
#FFFFFF	10.80	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C8F

Deuteranopia (green-blind)

#003D8A

Tritanopia (blue-blind)

#503853

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #5a188c;
/* rgb */ color: rgb(90, 24, 140);
/* oklch */ color: oklch(38.4% 0.176 304.8);

Tailwind

colors: {
  custom: {
    50: '#8e5eae',
    500: '#5a188c',
    950: '#000000',
  },
}

SCSS

$custom: #5a188c;
$custom-light: #8e5eae;
$custom-dark: #000000;

JSON

{
  "hex": "#5a188c",
  "rgb": {
    "r": 90,
    "g": 24,
    "b": 140
  },
  "hsl": {
    "h": 274.138,
    "s": 70.732,
    "l": 32.157
  },
  "oklch": {
    "l": 0.38406,
    "c": 0.17553,
    "h": 304.8
  },
  "luminance": 0.0472
}

Semantic roles & 50–950 ramp

primary

#5A188C

secondary

#77BF41

accent

#ED3A88

background

#F9F5FA

surface

#F1EAF4

border

#CBC6CE

text

#0D0510

muted

#7E797F

Preview Lab

Preview with #5A188C

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

Preview Lab → · Contrast checker → · Palette generator →