#583AA9#583AA9

#583AA9 is a dark, vivid violet. Relative luminance 0.080; OKLCH L 44.8% C 0.169 H 290.3°. Best body text is #FFFFFF at 8.10:1 contrast (WCAG AA passes).

Color values

HEX	#583AA9
RGB	rgb(88, 58, 169)
HSL	hsl(256, 49%, 45%)
HSV	hsv(256, 66%, 66%)
CMYK	cmyk(47.9%, 65.7%, 0%, 33.7%)
CIE-LAB	lab(33.91, 40.47, -55.25)
CIE-LCH	lch(33.91, 68.49, 306.22°)
OKLab	oklab(44.77% 0.0587 -0.1582)
OKLCH	oklch(44.77% 0.169 290.3)
XYZ	xyz(12.6970, 7.9649, 38.3968)
Luminance	0.0796 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Ocean Blue

#4F42B5

ΔE00 3.43

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#583AA9 #8BA93A

analogous

#3A54A9 #583AA9 #903AA9

triadic

#583AA9 #A9583A #3AA958

tetradic

#583AA9 #A93A54 #8BA93A #3AA990

square

#583AA9 #A93A54 #8BA93A #3AA990

split-complementary

#583AA9 #A9903A #54A93A

monochromatic

#291B4E #402A7B #583AA9 #775AC6 #9D87D6

Accessibility & contrast

On white

8.10

#583AA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#583AA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #583AA9

8.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583AA9	#FFFFFF	#000000	##FFFFFF
##583AA9	1.00	8.10	2.59	8.10
#FFFFFF	8.10	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052AC

Deuteranopia (green-blind)

#004DA7

Tritanopia (blue-blind)

#3E556C

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #583aa9;
/* rgb */ color: rgb(88, 58, 169);
/* oklch */ color: oklch(44.8% 0.169 290.3);

Tailwind

colors: {
  custom: {
    50: '#8e72c3',
    500: '#583aa9',
    950: '#000000',
  },
}

SCSS

$custom: #583aa9;
$custom-light: #8e72c3;
$custom-dark: #000000;

JSON

{
  "hex": "#583aa9",
  "rgb": {
    "r": 88,
    "g": 58,
    "b": 169
  },
  "hsl": {
    "h": 256.216,
    "s": 48.899,
    "l": 44.51
  },
  "oklch": {
    "l": 0.44768,
    "c": 0.16871,
    "h": 290.3
  },
  "luminance": 0.07965
}

Semantic roles & 50–950 ramp

primary

#583AA9

secondary

#AEC07F

accent

#D84FB3

background

#F9F7FC

surface

#F1EDF8

border

#CBC8D1

text

#0D0813

muted

#7E7B82

Preview Lab

Preview with #583AA9

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

Preview Lab → · Contrast checker → · Palette generator →