#5A188B#5A188B

#5A188B is a dark, vivid violet. Relative luminance 0.047; OKLCH L 38.3% C 0.175 H 305.1°. Best body text is #FFFFFF at 10.83:1 contrast (WCAG AA passes).

Color values

HEX	#5A188B
RGB	rgb(90, 24, 139)
HSL	hsl(274, 71%, 32%)
HSV	hsv(274, 83%, 55%)
CMYK	cmyk(35.3%, 82.7%, 0%, 45.5%)
CIE-LAB	lab(25.84, 49.26, -50.08)
CIE-LCH	lch(25.84, 70.25, 314.53°)
OKLab	oklab(38.32% 0.1005 -0.1427)
OKLCH	oklch(38.32% 0.175 305.1)
XYZ	xyz(9.2022, 4.6911, 24.8418)
Luminance	0.0469 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.97

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A188B #498B18

analogous

#21188B #5A188B #8B1883

triadic

#5A188B #8B5A18 #188B5A

tetradic

#5A188B #8B2118 #498B18 #18838B

square

#5A188B #8B2118 #498B18 #18838B

split-complementary

#5A188B #838B18 #188B21

monochromatic

#160623 #380F57 #5A188B #7C21BF #9A3FDE

Accessibility & contrast

On white

10.83

#5A188B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#5A188B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5A188B

10.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A188B	#FFFFFF	#000000	##FFFFFF
##5A188B	1.00	10.83	1.94	10.83
#FFFFFF	10.83	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C8E

Deuteranopia (green-blind)

#003D89

Tritanopia (blue-blind)

#513752

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #5a188b;
/* rgb */ color: rgb(90, 24, 139);
/* oklch */ color: oklch(38.3% 0.175 305.1);

Tailwind

colors: {
  custom: {
    50: '#8e5eae',
    500: '#5a188b',
    950: '#000000',
  },
}

SCSS

$custom: #5a188b;
$custom-light: #8e5eae;
$custom-dark: #000000;

JSON

{
  "hex": "#5a188b",
  "rgb": {
    "r": 90,
    "g": 24,
    "b": 139
  },
  "hsl": {
    "h": 274.435,
    "s": 70.552,
    "l": 31.961
  },
  "oklch": {
    "l": 0.38319,
    "c": 0.17454,
    "h": 305.1
  },
  "luminance": 0.04691
}

Semantic roles & 50–950 ramp

primary

#5A188B

secondary

#76BE40

accent

#ED3A87

background

#F9F5FA

surface

#F1EAF4

border

#CBC6CE

text

#0D0510

muted

#7E797F

Preview Lab

Preview with #5A188B

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

Preview Lab → · Contrast checker → · Palette generator →