#583D8E#583D8E

#583D8E is a dark, vivid violet. Relative luminance 0.074; OKLCH L 43.2% C 0.129 H 295.9°. Best body text is #FFFFFF at 8.49:1 contrast (WCAG AA passes).

Color values

HEX	#583D8E
RGB	rgb(88, 61, 142)
HSL	hsl(260, 40%, 40%)
HSV	hsv(260, 57%, 56%)
CMYK	cmyk(38%, 57%, 0%, 44.3%)
CIE-LAB	lab(32.62, 30.89, -40.96)
CIE-LCH	lch(32.62, 51.30, 307.03°)
OKLab	oklab(43.21% 0.0564 -0.1162)
OKLCH	oklch(43.21% 0.129 295.9)
XYZ	xyz(10.5745, 7.3650, 26.4504)
Luminance	0.0736 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#583D8E #738E3D

analogous

#3D4B8E #583D8E #803D8E

triadic

#583D8E #8E583D #3D8E58

tetradic

#583D8E #8E3D4B #738E3D #3D8E80

square

#583D8E #8E3D4B #738E3D #3D8E80

split-complementary

#583D8E #8E803D #4B8E3D

monochromatic

#231838 #3D2B63 #583D8E #7453B5 #967EC8

Accessibility & contrast

On white

8.49

#583D8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#583D8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583D8E

8.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583D8E	#FFFFFF	#000000	##FFFFFF
##583D8E	1.00	8.49	2.47	8.49
#FFFFFF	8.49	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#174D91

Deuteranopia (green-blind)

#204C8C

Tritanopia (blue-blind)

#4B4E5F

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #583d8e;
/* rgb */ color: rgb(88, 61, 142);
/* oklch */ color: oklch(43.2% 0.129 295.9);

Tailwind

colors: {
  custom: {
    50: '#8b73af',
    500: '#583d8e',
    950: '#000000',
  },
}

SCSS

$custom: #583d8e;
$custom-light: #8b73af;
$custom-dark: #000000;

JSON

{
  "hex": "#583d8e",
  "rgb": {
    "r": 88,
    "g": 61,
    "b": 142
  },
  "hsl": {
    "h": 260,
    "s": 39.901,
    "l": 39.804
  },
  "oklch": {
    "l": 0.43209,
    "c": 0.12915,
    "h": 295.9
  },
  "luminance": 0.07365
}

Semantic roles & 50–950 ramp

primary

#583D8E

secondary

#9DB175

accent

#D058A8

background

#F8F7FA

surface

#F0EDF5

border

#CBC8CF

text

#0C0810

muted

#7D7B7F

Preview Lab

Preview with #583D8E

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

Preview Lab → · Contrast checker → · Palette generator →