#583F87#583F87

#583F87 is a dark, moderate violet. Relative luminance 0.074; OKLCH L 43.1% C 0.116 H 297.3°. Best body text is #FFFFFF at 8.48:1 contrast (WCAG AA passes).

Color values

HEX	#583F87
RGB	rgb(88, 63, 135)
HSL	hsl(261, 36%, 39%)
HSV	hsv(261, 53%, 53%)
CMYK	cmyk(34.8%, 53.3%, 0%, 47.1%)
CIE-LAB	lab(32.65, 27.69, -36.60)
CIE-LCH	lch(32.65, 45.89, 307.11°)
OKLab	oklab(43.09% 0.0534 -0.1034)
OKLCH	oklch(43.09% 0.116 297.3)
XYZ	xyz(10.1741, 7.3789, 23.8052)
Luminance	0.0738 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#583F87 #6E873F

analogous

#3F4A87 #583F87 #7C3F87

triadic

#583F87 #87583F #3F8758

tetradic

#583F87 #873F4A #6E873F #3F877C

square

#583F87 #873F4A #6E873F #3F877C

split-complementary

#583F87 #877C3F #4A873F

monochromatic

#221834 #3D2C5D #583F87 #7454AF #967EC3

Accessibility & contrast

On white

8.48

#583F87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#583F87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583F87

8.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583F87	#FFFFFF	#000000	##FFFFFF
##583F87	1.00	8.48	2.48	8.48
#FFFFFF	8.48	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#244D89

Deuteranopia (green-blind)

#2A4C85

Tritanopia (blue-blind)

#4E4D5D

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #583f87;
/* rgb */ color: rgb(88, 63, 135);
/* oklch */ color: oklch(43.1% 0.116 297.3);

Tailwind

colors: {
  custom: {
    50: '#8a75aa',
    500: '#583f87',
    950: '#000000',
  },
}

SCSS

$custom: #583f87;
$custom-light: #8a75aa;
$custom-dark: #000000;

JSON

{
  "hex": "#583f87",
  "rgb": {
    "r": 88,
    "g": 63,
    "b": 135
  },
  "hsl": {
    "h": 260.833,
    "s": 36.364,
    "l": 38.824
  },
  "oklch": {
    "l": 0.43088,
    "c": 0.11634,
    "h": 297.3
  },
  "luminance": 0.07379
}

Semantic roles & 50–950 ramp

primary

#583F87

secondary

#99AD75

accent

#CC5BA5

background

#F8F7FA

surface

#F0EDF4

border

#CBC8CE

text

#0C0810

muted

#7D7B7F

Preview Lab

Preview with #583F87

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

Preview Lab → · Contrast checker → · Palette generator →