#583DAB#583DAB

#583DAB is a mid, vivid violet. Relative luminance 0.084; OKLCH L 45.4% C 0.167 H 289.3°. Best body text is #FFFFFF at 7.86:1 contrast (WCAG AA passes).

Color values

HEX	#583DAB
RGB	rgb(88, 61, 171)
HSL	hsl(255, 47%, 45%)
HSV	hsv(255, 64%, 67%)
CMYK	cmyk(48.5%, 64.3%, 0%, 32.9%)
CIE-LAB	lab(34.71, 39.33, -55.15)
CIE-LCH	lch(34.71, 67.74, 305.50°)
OKLab	oklab(45.39% 0.0553 -0.1579)
OKLCH	oklch(45.39% 0.167 289.3)
XYZ	xyz(13.0418, 8.3519, 39.4451)
Luminance	0.0835 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.75

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#583DAB #90AB3D

analogous

#3D59AB #583DAB #8F3DAB

triadic

#583DAB #AB583D #3DAB58

tetradic

#583DAB #AB3D59 #90AB3D #3DAB8F

square

#583DAB #AB3D59 #90AB3D #3DAB8F

split-complementary

#583DAB #AB8F3D #59AB3D

monochromatic

#2A1D51 #412D7E #583DAB #785FC6 #9E8CD6

Accessibility & contrast

On white

7.86

#583DAB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#583DAB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583DAB

7.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583DAB	#FFFFFF	#000000	##FFFFFF
##583DAB	1.00	7.86	2.67	7.86
#FFFFFF	7.86	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054AE

Deuteranopia (green-blind)

#004FA9

Tritanopia (blue-blind)

#3D576E

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #583dab;
/* rgb */ color: rgb(88, 61, 171);
/* oklch */ color: oklch(45.4% 0.167 289.3);

Tailwind

colors: {
  custom: {
    50: '#8e74c5',
    500: '#583dab',
    950: '#000000',
  },
}

SCSS

$custom: #583dab;
$custom-light: #8e74c5;
$custom-dark: #000000;

JSON

{
  "hex": "#583dab",
  "rgb": {
    "r": 88,
    "g": 61,
    "b": 171
  },
  "hsl": {
    "h": 254.727,
    "s": 47.414,
    "l": 45.49
  },
  "oklch": {
    "l": 0.45392,
    "c": 0.16729,
    "h": 289.3
  },
  "luminance": 0.08352
}

Semantic roles & 50–950 ramp

primary

#583DAB

secondary

#B2C183

accent

#D751B6

background

#F9F7FC

surface

#F1EDF8

border

#CBC8D1

text

#0D0813

muted

#7E7B82

Preview Lab

Preview with #583DAB

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

Preview Lab → · Contrast checker → · Palette generator →