#583C8B#583C8B

#583C8B is a dark, vivid violet. Relative luminance 0.072; OKLCH L 42.8% C 0.127 H 297.1°. Best body text is #FFFFFF at 8.63:1 contrast (WCAG AA passes).

Color values

HEX	#583C8B
RGB	rgb(88, 60, 139)
HSL	hsl(261, 40%, 39%)
HSV	hsv(261, 57%, 55%)
CMYK	cmyk(36.7%, 56.8%, 0%, 45.5%)
CIE-LAB	lab(32.19, 30.65, -39.81)
CIE-LCH	lch(32.19, 50.24, 307.60°)
OKLab	oklab(42.83% 0.0577 -0.1128)
OKLCH	oklch(42.83% 0.127 297.1)
XYZ	xyz(10.2994, 7.1704, 25.2625)
Luminance	0.0717 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#583C8B #6F8B3C

analogous

#3C488B #583C8B #803C8B

triadic

#583C8B #8B583C #3C8B58

tetradic

#583C8B #8B3C48 #6F8B3C #3C8B80

square

#583C8B #8B3C48 #6F8B3C #3C8B80

split-complementary

#583C8B #8B803C #488B3C

monochromatic

#221736 #3D2A60 #583C8B #7451B4 #967BC6

Accessibility & contrast

On white

8.63

#583C8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#583C8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583C8B

8.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583C8B	#FFFFFF	#000000	##FFFFFF
##583C8B	1.00	8.63	2.43	8.63
#FFFFFF	8.63	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#194C8E

Deuteranopia (green-blind)

#224B89

Tritanopia (blue-blind)

#4C4C5D

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #583c8b;
/* rgb */ color: rgb(88, 60, 139);
/* oklch */ color: oklch(42.8% 0.127 297.1);

Tailwind

colors: {
  custom: {
    50: '#8a73ad',
    500: '#583c8b',
    950: '#000000',
  },
}

SCSS

$custom: #583c8b;
$custom-light: #8a73ad;
$custom-dark: #000000;

JSON

{
  "hex": "#583c8b",
  "rgb": {
    "r": 88,
    "g": 60,
    "b": 139
  },
  "hsl": {
    "h": 261.266,
    "s": 39.698,
    "l": 39.02
  },
  "oklch": {
    "l": 0.42827,
    "c": 0.12669,
    "h": 297.1
  },
  "luminance": 0.07171
}

Semantic roles & 50–950 ramp

primary

#583C8B

secondary

#9AB073

accent

#D058A5

background

#F8F7FA

surface

#F0EDF4

border

#CBC8CE

text

#0C0810

muted

#7D7B7F

Preview Lab

Preview with #583C8B

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

Preview Lab → · Contrast checker → · Palette generator →