#583B90#583B90

#583B90 is a dark, vivid violet. Relative luminance 0.072; OKLCH L 43.0% C 0.135 H 296.0°. Best body text is #FFFFFF at 8.60:1 contrast (WCAG AA passes).

Color values

HEX	#583B90
RGB	rgb(88, 59, 144)
HSL	hsl(260, 42%, 40%)
HSV	hsv(260, 59%, 56%)
CMYK	cmyk(38.9%, 59%, 0%, 43.5%)
CIE-LAB	lab(32.29, 32.67, -42.72)
CIE-LCH	lch(32.29, 53.78, 307.41°)
OKLab	oklab(43.01% 0.0591 -0.1213)
OKLCH	oklch(43.01% 0.135 296)
XYZ	xyz(10.6212, 7.2161, 27.2134)
Luminance	0.0722 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#583B90 #73903B

analogous

#3B4890 #583B90 #833B90

triadic

#583B90 #90583B #3B9058

tetradic

#583B90 #903B48 #73903B #3B9083

square

#583B90 #903B48 #73903B #3B9083

split-complementary

#583B90 #90833B #48903B

monochromatic

#231739 #3D2965 #583B90 #7451B8 #967CC9

Accessibility & contrast

On white

8.60

#583B90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#583B90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583B90

8.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583B90	#FFFFFF	#000000	##FFFFFF
##583B90	1.00	8.60	2.44	8.60
#FFFFFF	8.60	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C4C93

Deuteranopia (green-blind)

#194B8E

Tritanopia (blue-blind)

#4A4D5F

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #583b90;
/* rgb */ color: rgb(88, 59, 144);
/* oklch */ color: oklch(43.0% 0.135 296.0);

Tailwind

colors: {
  custom: {
    50: '#8b72b1',
    500: '#583b90',
    950: '#000000',
  },
}

SCSS

$custom: #583b90;
$custom-light: #8b72b1;
$custom-dark: #000000;

JSON

{
  "hex": "#583b90",
  "rgb": {
    "r": 88,
    "g": 59,
    "b": 144
  },
  "hsl": {
    "h": 260.471,
    "s": 41.872,
    "l": 39.804
  },
  "oklch": {
    "l": 0.4301,
    "c": 0.13495,
    "h": 296
  },
  "luminance": 0.07216
}

Semantic roles & 50–950 ramp

primary

#583B90

secondary

#9DB374

accent

#D256A8

background

#F8F6FB

surface

#F0ECF6

border

#CBC7D0

text

#0C0811

muted

#7D7B80

Preview Lab

Preview with #583B90

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

Preview Lab → · Contrast checker → · Palette generator →