#583CEA#583CEA

#583CEA is a mid, highly saturated blue. Relative luminance 0.112; OKLCH L 50.8% C 0.244 H 280.6°. Best body text is #FFFFFF at 6.46:1 contrast (WCAG AA passes).

Color values

HEX	#583CEA
RGB	rgb(88, 60, 234)
HSL	hsl(250, 81%, 58%)
HSV	hsv(250, 74%, 92%)
CMYK	cmyk(62.4%, 74.4%, 0%, 8.2%)
CIE-LAB	lab(39.99, 58.45, -83.12)
CIE-LCH	lch(39.99, 101.61, 305.12°)
OKLab	oklab(50.84% 0.0448 -0.2398)
OKLCH	oklch(50.84% 0.244 280.6)
XYZ	xyz(20.4869, 11.2454, 78.9169)
Luminance	0.1125 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#583CEA #CEEA3C

analogous

#3C77EA #583CEA #AF3CEA

triadic

#583CEA #EA583C #3CEA58

tetradic

#583CEA #EA3C77 #CEEA3C #3CEAAF

square

#583CEA #EA3C77 #CEEA3C #3CEAAF

split-complementary

#583CEA #EAAF3C #77EA3C

monochromatic

#27119B #3517D2 #583CEA #8773F0 #B7AAF6

Accessibility & contrast

On white

6.46

#583CEA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#583CEA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #583CEA

6.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##583CEA	#FFFFFF	#000000	##FFFFFF
##583CEA	1.00	6.46	3.25	6.46
#FFFFFF	6.46	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064EF

Deuteranopia (green-blind)

#0058E7

Tritanopia (blue-blind)

#006E91

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #583cea;
/* rgb */ color: rgb(88, 60, 234);
/* oklch */ color: oklch(50.8% 0.244 280.6);

Tailwind

colors: {
  custom: {
    50: '#9876f2',
    500: '#583cea',
    950: '#000000',
  },
}

SCSS

$custom: #583cea;
$custom-light: #9876f2;
$custom-dark: #000000;

JSON

{
  "hex": "#583cea",
  "rgb": {
    "r": 88,
    "g": 60,
    "b": 234
  },
  "hsl": {
    "h": 249.655,
    "s": 80.556,
    "l": 57.647
  },
  "oklch": {
    "l": 0.50842,
    "c": 0.244,
    "h": 280.6
  },
  "luminance": 0.11247
}

Semantic roles & 50–950 ramp

primary

#583CEA

secondary

#D9E49E

accent

#F731D7

background

#FAF7FF

surface

#F4EDFE

border

#CEC8D6

text

#0F0917

muted

#7F7B85

Preview Lab

Preview with #583CEA

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

Preview Lab → · Contrast checker → · Palette generator →