#581D7F#581D7F

#581D7F is a dark, vivid violet. Relative luminance 0.045; OKLCH L 37.5% C 0.157 H 307.8°. Best body text is #FFFFFF at 11.07:1 contrast (WCAG AA passes).

Color values

HEX	#581D7F
RGB	rgb(88, 29, 127)
HSL	hsl(276, 63%, 31%)
HSV	hsv(276, 77%, 50%)
CMYK	cmyk(30.7%, 77.2%, 0%, 50.2%)
CIE-LAB	lab(25.22, 44.11, -43.57)
CIE-LCH	lch(25.22, 62.00, 315.35°)
OKLab	oklab(37.51% 0.0961 -0.1237)
OKLCH	oklch(37.51% 0.157 307.8)
XYZ	xyz(8.2938, 4.4859, 20.5035)
Luminance	0.0449 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 4.64

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581D7F #447F1D

analogous

#271D7F #581D7F #7F1D75

triadic

#581D7F #7F581D #1D7F58

tetradic

#581D7F #7F271D #447F1D #1D757F

square

#581D7F #7F271D #447F1D #1D757F

split-complementary

#581D7F #757F1D #1D7F27

monochromatic

#13061B #35124D #581D7F #7B28B1 #9A42D4

Accessibility & contrast

On white

11.07

#581D7F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#581D7F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581D7F

11.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581D7F	#FFFFFF	#000000	##FFFFFF
##581D7F	1.00	11.07	1.90	11.07
#FFFFFF	11.07	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A82

Deuteranopia (green-blind)

#003C7D

Tritanopia (blue-blind)

#52354D

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #581d7f;
/* rgb */ color: rgb(88, 29, 127);
/* oklch */ color: oklch(37.5% 0.157 307.8);

Tailwind

colors: {
  custom: {
    50: '#8b60a5',
    500: '#581d7f',
    950: '#000000',
  },
}

SCSS

$custom: #581d7f;
$custom-light: #8b60a5;
$custom-dark: #000000;

JSON

{
  "hex": "#581d7f",
  "rgb": {
    "r": 88,
    "g": 29,
    "b": 127
  },
  "hsl": {
    "h": 276.122,
    "s": 62.821,
    "l": 30.588
  },
  "oklch": {
    "l": 0.3751,
    "c": 0.15668,
    "h": 307.8
  },
  "luminance": 0.04486
}

Semantic roles & 50–950 ramp

primary

#581D7F

secondary

#71B245

accent

#E64283

background

#F8F5FA

surface

#F0EAF4

border

#CBC6CE

text

#0C050F

muted

#7D797F

Preview Lab

Preview with #581D7F

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

Preview Lab → · Contrast checker → · Palette generator →