#583E8B#583E8B

#583E8B is a dark, vivid violet. Relative luminance 0.074; OKLCH L 43.2% C 0.123 H 296.4°. Best body text is #FFFFFF at 8.48:1 contrast (WCAG AA passes).

Color values

HEX	#583E8B
RGB	rgb(88, 62, 139)
HSL	hsl(260, 38%, 39%)
HSV	hsv(260, 55%, 55%)
CMYK	cmyk(36.7%, 55.4%, 0%, 45.5%)
CIE-LAB	lab(32.67, 29.43, -39.05)
CIE-LCH	lch(32.67, 48.90, 307.01°)
OKLab	oklab(43.18% 0.055 -0.1106)
OKLCH	oklch(43.18% 0.123 296.4)
XYZ	xyz(10.4061, 7.3839, 25.2981)
Luminance	0.0738 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#583E8B #718B3E

analogous

#3E4B8B #583E8B #7F3E8B

triadic

#583E8B #8B583E #3E8B58

tetradic

#583E8B #8B3E4B #718B3E #3E8B7F

square

#583E8B #8B3E4B #718B3E #3E8B7F

split-complementary

#583E8B #8B7F3E #4B8B3E

monochromatic

#221836 #3D2B61 #583E8B #7454B3 #967EC5

Accessibility & contrast

On white

8.48

#583E8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#583E8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583E8B

8.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583E8B	#FFFFFF	#000000	##FFFFFF
##583E8B	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)

#1E4D8E

Deuteranopia (green-blind)

#254C89

Tritanopia (blue-blind)

#4C4E5E

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #583e8b;
/* rgb */ color: rgb(88, 62, 139);
/* oklch */ color: oklch(43.2% 0.123 296.4);

Tailwind

colors: {
  custom: {
    50: '#8a74ad',
    500: '#583e8b',
    950: '#000000',
  },
}

SCSS

$custom: #583e8b;
$custom-light: #8a74ad;
$custom-dark: #000000;

JSON

{
  "hex": "#583e8b",
  "rgb": {
    "r": 88,
    "g": 62,
    "b": 139
  },
  "hsl": {
    "h": 260.26,
    "s": 38.308,
    "l": 39.412
  },
  "oklch": {
    "l": 0.43177,
    "c": 0.12348,
    "h": 296.4
  },
  "luminance": 0.07384
}

Semantic roles & 50–950 ramp

primary

#583E8B

secondary

#9CB075

accent

#CE5AA7

background

#F8F7FA

surface

#F0EDF4

border

#CBC8CE

text

#0C0810

muted

#7D7B7F

Preview Lab

Preview with #583E8B

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

Preview Lab → · Contrast checker → · Palette generator →