#5A178A#5A178A

#5A178A is a dark, vivid violet. Relative luminance 0.046; OKLCH L 38.1% C 0.174 H 305.6°. Best body text is #FFFFFF at 10.91:1 contrast (WCAG AA passes).

Color values

HEX	#5A178A
RGB	rgb(90, 23, 138)
HSL	hsl(275, 71%, 32%)
HSV	hsv(275, 83%, 54%)
CMYK	cmyk(34.8%, 83.3%, 0%, 45.9%)
CIE-LAB	lab(25.63, 49.38, -49.79)
CIE-LCH	lch(25.63, 70.13, 314.76°)
OKLab	oklab(38.15% 0.1015 -0.1419)
OKLCH	oklch(38.15% 0.174 305.6)
XYZ	xyz(9.1093, 4.6215, 24.4520)
Luminance	0.0462 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.85

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A178A #478A17

analogous

#21178A #5A178A #8A1781

triadic

#5A178A #8A5A17 #178A5A

tetradic

#5A178A #8A2117 #478A17 #17818A

square

#5A178A #8A2117 #478A17 #17818A

split-complementary

#5A178A #818A17 #178A21

monochromatic

#160621 #380E56 #5A178A #7C20BE #9B3DDF

Accessibility & contrast

On white

10.91

#5A178A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#5A178A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5A178A

10.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A178A	#FFFFFF	#000000	##FFFFFF
##5A178A	1.00	10.91	1.92	10.91
#FFFFFF	10.91	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B8D

Deuteranopia (green-blind)

#003D88

Tritanopia (blue-blind)

#513652

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #5a178a;
/* rgb */ color: rgb(90, 23, 138);
/* oklch */ color: oklch(38.1% 0.174 305.6);

Tailwind

colors: {
  custom: {
    50: '#8e5ead',
    500: '#5a178a',
    950: '#000000',
  },
}

SCSS

$custom: #5a178a;
$custom-light: #8e5ead;
$custom-dark: #000000;

JSON

{
  "hex": "#5a178a",
  "rgb": {
    "r": 90,
    "g": 23,
    "b": 138
  },
  "hsl": {
    "h": 274.957,
    "s": 71.429,
    "l": 31.569
  },
  "oklch": {
    "l": 0.38147,
    "c": 0.17448,
    "h": 305.6
  },
  "luminance": 0.04621
}

Semantic roles & 50–950 ramp

primary

#5A178A

secondary

#74BE3F

accent

#EE3A85

background

#F9F5FA

surface

#F1E9F4

border

#CBC5CE

text

#0D0510

muted

#7E797F

Preview Lab

Preview with #5A178A

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

Preview Lab → · Contrast checker → · Palette generator →