#581F78#581F78

#581F78 is a dark, vivid violet. Relative luminance 0.044; OKLCH L 37.2% C 0.147 H 310.4°. Best body text is #FFFFFF at 11.16:1 contrast (WCAG AA passes).

Color values

HEX	#581F78
RGB	rgb(88, 31, 120)
HSL	hsl(278, 59%, 30%)
HSV	hsv(278, 74%, 47%)
CMYK	cmyk(26.7%, 74.2%, 0%, 52.9%)
CIE-LAB	lab(24.99, 41.58, -39.51)
CIE-LCH	lch(24.99, 57.36, 316.46°)
OKLab	oklab(37.18% 0.0953 -0.1118)
OKLCH	oklch(37.18% 0.147 310.4)
XYZ	xyz(7.9040, 4.4109, 18.2007)
Luminance	0.0441 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581F78 #3F781F

analogous

#2C1F78 #581F78 #781F6C

triadic

#581F78 #78581F #1F7858

tetradic

#581F78 #782C1F #3F781F #1F6C78

square

#581F78 #782C1F #3F781F #1F6C78

split-complementary

#581F78 #6C781F #1F782C

monochromatic

#120618 #341247 #581F78 #7C2CA9 #9C43CE

Accessibility & contrast

On white

11.16

#581F78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#581F78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581F78

11.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581F78	#FFFFFF	#000000	##FFFFFF
##581F78	1.00	11.16	1.88	11.16
#FFFFFF	11.16	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00397B

Deuteranopia (green-blind)

#0F3C76

Tritanopia (blue-blind)

#543349

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #581f78;
/* rgb */ color: rgb(88, 31, 120);
/* oklch */ color: oklch(37.2% 0.147 310.4);

Tailwind

colors: {
  custom: {
    50: '#8b60a0',
    500: '#581f78',
    950: '#000000',
  },
}

SCSS

$custom: #581f78;
$custom-light: #8b60a0;
$custom-dark: #000000;

JSON

{
  "hex": "#581f78",
  "rgb": {
    "r": 88,
    "g": 31,
    "b": 120
  },
  "hsl": {
    "h": 278.427,
    "s": 58.94,
    "l": 29.608
  },
  "oklch": {
    "l": 0.37176,
    "c": 0.14689,
    "h": 310.4
  },
  "luminance": 0.04411
}

Semantic roles & 50–950 ramp

primary

#581F78

secondary

#6BAB47

accent

#E2467E

background

#F8F5F9

surface

#F0EAF2

border

#CBC6CC

text

#0C050F

muted

#7D797E

Preview Lab

Preview with #581F78

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

Preview Lab → · Contrast checker → · Palette generator →