#583BA8#583BA8

#583BA8 is a dark, vivid violet. Relative luminance 0.080; OKLCH L 44.8% C 0.166 H 290.3°. Best body text is #FFFFFF at 8.06:1 contrast (WCAG AA passes).

Color values

HEX	#583BA8
RGB	rgb(88, 59, 168)
HSL	hsl(256, 48%, 45%)
HSV	hsv(256, 65%, 66%)
CMYK	cmyk(47.6%, 64.9%, 0%, 34.1%)
CIE-LAB	lab(34.04, 39.61, -54.43)
CIE-LCH	lch(34.04, 67.32, 306.04°)
OKLab	oklab(44.84% 0.0577 -0.1558)
OKLCH	oklch(44.84% 0.166 290.3)
XYZ	xyz(12.6543, 8.0293, 37.9213)
Luminance	0.0803 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Ocean Blue

#4F42B5

ΔE00 3.37

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#583BA8 #8BA83B

analogous

#3B55A8 #583BA8 #8F3BA8

triadic

#583BA8 #A8583B #3BA858

tetradic

#583BA8 #A83B55 #8BA83B #3BA88F

square

#583BA8 #A83B55 #8BA83B #3BA88F

split-complementary

#583BA8 #A88F3B #55A83B

monochromatic

#291B4D #402B7B #583BA8 #775BC5 #9D88D5

Accessibility & contrast

On white

8.06

#583BA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#583BA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583BA8

8.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583BA8	#FFFFFF	#000000	##FFFFFF
##583BA8	1.00	8.06	2.61	8.06
#FFFFFF	8.06	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052AB

Deuteranopia (green-blind)

#004EA6

Tritanopia (blue-blind)

#3F556C

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #583ba8;
/* rgb */ color: rgb(88, 59, 168);
/* oklch */ color: oklch(44.8% 0.166 290.3);

Tailwind

colors: {
  custom: {
    50: '#8e73c3',
    500: '#583ba8',
    950: '#000000',
  },
}

SCSS

$custom: #583ba8;
$custom-light: #8e73c3;
$custom-dark: #000000;

JSON

{
  "hex": "#583ba8",
  "rgb": {
    "r": 88,
    "g": 59,
    "b": 168
  },
  "hsl": {
    "h": 255.963,
    "s": 48.018,
    "l": 44.51
  },
  "oklch": {
    "l": 0.4484,
    "c": 0.16613,
    "h": 290.3
  },
  "luminance": 0.0803
}

Semantic roles & 50–950 ramp

primary

#583BA8

secondary

#AEC07F

accent

#D850B4

background

#F9F7FC

surface

#F1EDF8

border

#CBC8D1

text

#0D0812

muted

#7E7B81

Preview Lab

Preview with #583BA8

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

Preview Lab → · Contrast checker → · Palette generator →