#5A188E#5A188E

#5A188E is a dark, vivid violet. Relative luminance 0.048; OKLCH L 38.6% C 0.177 H 304.1°. Best body text is #FFFFFF at 10.74:1 contrast (WCAG AA passes).

Color values

HEX	#5A188E
RGB	rgb(90, 24, 142)
HSL	hsl(274, 71%, 33%)
HSV	hsv(274, 83%, 56%)
CMYK	cmyk(36.6%, 83.1%, 0%, 44.3%)
CIE-LAB	lab(26.10, 49.97, -51.52)
CIE-LCH	lch(26.10, 71.77, 314.13°)
OKLab	oklab(38.58% 0.0996 -0.147)
OKLCH	oklch(38.58% 0.178 304.1)
XYZ	xyz(9.4244, 4.7799, 26.0121)
Luminance	0.0478 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A188E #4C8E18

analogous

#1F188E #5A188E #8E1887

triadic

#5A188E #8E5A18 #188E5A

tetradic

#5A188E #8E1F18 #4C8E18 #18878E

square

#5A188E #8E1F18 #4C8E18 #18878E

split-complementary

#5A188E #878E18 #188E1F

monochromatic

#180625 #390F5A #5A188E #7B21C2 #9A41DF

Accessibility & contrast

On white

10.74

#5A188E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#5A188E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5A188E

10.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A188E	#FFFFFF	#000000	##FFFFFF
##5A188E	1.00	10.74	1.96	10.74
#FFFFFF	10.74	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C91

Deuteranopia (green-blind)

#003E8C

Tritanopia (blue-blind)

#503954

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #5a188e;
/* rgb */ color: rgb(90, 24, 142);
/* oklch */ color: oklch(38.6% 0.177 304.1);

Tailwind

colors: {
  custom: {
    50: '#8e5eb0',
    500: '#5a188e',
    950: '#000000',
  },
}

SCSS

$custom: #5a188e;
$custom-light: #8e5eb0;
$custom-dark: #000000;

JSON

{
  "hex": "#5a188e",
  "rgb": {
    "r": 90,
    "g": 24,
    "b": 142
  },
  "hsl": {
    "h": 273.559,
    "s": 71.084,
    "l": 32.549
  },
  "oklch": {
    "l": 0.38583,
    "c": 0.1775,
    "h": 304.1
  },
  "luminance": 0.0478
}

Semantic roles & 50–950 ramp

primary

#5A188E

secondary

#79C042

accent

#EE3A89

background

#F9F5FA

surface

#F1EAF5

border

#CBC6CF

text

#0D0511

muted

#7E7980

Preview Lab

Preview with #5A188E

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

Preview Lab → · Contrast checker → · Palette generator →