#581F8F#581F8F

#581F8F is a dark, vivid violet. Relative luminance 0.050; OKLCH L 39.1% C 0.171 H 301.9°. Best body text is #FFFFFF at 10.46:1 contrast (WCAG AA passes).

Color values

HEX	#581F8F
RGB	rgb(88, 31, 143)
HSL	hsl(271, 64%, 34%)
HSV	hsv(271, 78%, 56%)
CMYK	cmyk(38.5%, 78.3%, 0%, 43.9%)
CIE-LAB	lab(26.84, 47.14, -50.93)
CIE-LCH	lch(26.84, 69.40, 312.79°)
OKLab	oklab(39.07% 0.0905 -0.1454)
OKLCH	oklch(39.07% 0.171 301.9)
XYZ	xyz(9.4712, 5.0378, 26.4547)
Luminance	0.0504 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581F8F #568F1F

analogous

#201F8F #581F8F #8F1F8E

triadic

#581F8F #8F581F #1F8F58

tetradic

#581F8F #8F201F #568F1F #1F8E8F

square

#581F8F #8F201F #568F1F #1F8E8F

split-complementary

#581F8F #8E8F1F #1F8F20

monochromatic

#1A092A #39145D #581F8F #772AC1 #954FD9

Accessibility & contrast

On white

10.46

#581F8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#581F8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581F8F

10.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581F8F	#FFFFFF	#000000	##FFFFFF
##581F8F	1.00	10.46	2.01	10.46
#FFFFFF	10.46	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F92

Deuteranopia (green-blind)

#003F8D

Tritanopia (blue-blind)

#4C3C56

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #581f8f;
/* rgb */ color: rgb(88, 31, 143);
/* oklch */ color: oklch(39.1% 0.171 301.9);

Tailwind

colors: {
  custom: {
    50: '#8d61b1',
    500: '#581f8f',
    950: '#000000',
  },
}

SCSS

$custom: #581f8f;
$custom-light: #8d61b1;
$custom-dark: #000000;

JSON

{
  "hex": "#581f8f",
  "rgb": {
    "r": 88,
    "g": 31,
    "b": 143
  },
  "hsl": {
    "h": 270.536,
    "s": 64.368,
    "l": 34.118
  },
  "oklch": {
    "l": 0.39068,
    "c": 0.17124,
    "h": 301.9
  },
  "luminance": 0.05038
}

Semantic roles & 50–950 ramp

primary

#581F8F

secondary

#84BC4E

accent

#E74092

background

#F9F6FB

surface

#F1EBF6

border

#CBC6D0

text

#0D0511

muted

#7E7A80

Preview Lab

Preview with #581F8F

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

Preview Lab → · Contrast checker → · Palette generator →