#581787#581787

#581787 is a dark, vivid violet. Relative luminance 0.044; OKLCH L 37.6% C 0.171 H 305.5°. Best body text is #FFFFFF at 11.13:1 contrast (WCAG AA passes).

Color values

HEX	#581787
RGB	rgb(88, 23, 135)
HSL	hsl(275, 71%, 31%)
HSV	hsv(275, 83%, 53%)
CMYK	cmyk(34.8%, 83%, 0%, 47.1%)
CIE-LAB	lab(25.07, 48.35, -48.85)
CIE-LCH	lch(25.07, 68.73, 314.71°)
OKLab	oklab(37.61% 0.0994 -0.1392)
OKLCH	oklch(37.61% 0.171 305.5)
XYZ	xyz(8.7031, 4.4368, 23.3149)
Luminance	0.0444 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.56

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581787 #468717

analogous

#201787 #581787 #87177E

triadic

#581787 #875817 #178758

tetradic

#581787 #872017 #468717 #177E87

square

#581787 #872017 #468717 #177E87

split-complementary

#581787 #7E8717 #178720

monochromatic

#14051E #360E53 #581787 #7A20BB #993BDE

Accessibility & contrast

On white

11.13

#581787 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#581787 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581787

11.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581787	#FFFFFF	#000000	##FFFFFF
##581787	1.00	11.13	1.89	11.13
#FFFFFF	11.13	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A8A

Deuteranopia (green-blind)

#003C85

Tritanopia (blue-blind)

#4F3550

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #581787;
/* rgb */ color: rgb(88, 23, 135);
/* oklch */ color: oklch(37.6% 0.171 305.5);

Tailwind

colors: {
  custom: {
    50: '#8c5dab',
    500: '#581787',
    950: '#000000',
  },
}

SCSS

$custom: #581787;
$custom-light: #8c5dab;
$custom-dark: #000000;

JSON

{
  "hex": "#581787",
  "rgb": {
    "r": 88,
    "g": 23,
    "b": 135
  },
  "hsl": {
    "h": 274.821,
    "s": 70.886,
    "l": 30.98
  },
  "oklch": {
    "l": 0.37613,
    "c": 0.17106,
    "h": 305.5
  },
  "luminance": 0.04437
}

Semantic roles & 50–950 ramp

primary

#581787

secondary

#73BB3F

accent

#EE3A85

background

#F9F5FA

surface

#F1E9F4

border

#CBC5CE

text

#0D0510

muted

#7E797F

Preview Lab

Preview with #581787

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

Preview Lab → · Contrast checker → · Palette generator →