#8583CA#8583CA

#8583CA is a light, moderate blue. Relative luminance 0.255; OKLCH L 64.1% C 0.105 H 284.3°. Best body text is #000000 at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#8583CA
RGB	rgb(133, 131, 202)
HSL	hsl(242, 40%, 65%)
HSV	hsv(242, 35%, 79%)
CMYK	cmyk(34.2%, 35.1%, 0%, 20.8%)
CIE-LAB	lab(57.54, 17.46, -36.52)
CIE-LCH	lch(57.54, 40.48, 295.55°)
OKLab	oklab(64.07% 0.026 -0.102)
OKLCH	oklch(64.07% 0.105 284.3)
XYZ	xyz(28.4469, 25.4826, 59.2855)
Luminance	0.2548 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#8583CA #C8CA83

analogous

#83A4CA #8583CA #A883CA

triadic

#8583CA #CA8583 #83CA85

tetradic

#8583CA #CA83A4 #C8CA83 #83CAA8

square

#8583CA #CA83A4 #C8CA83 #83CAA8

split-complementary

#8583CA #CAA883 #A4CA83

monochromatic

#413F94 #5B58B8 #8583CA #AFAEDC #D9D9EF

Accessibility & contrast

On white

3.44

#8583CA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.10

#8583CA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #8583CA

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##8583CA	#FFFFFF	#000000	##000000
##8583CA	1.00	3.44	6.10	6.10
#FFFFFF	3.44	1.00	21.00	21.00
#000000	6.10	21.00	1.00	1.00
##000000	6.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D8CCD

Deuteranopia (green-blind)

#6B88C8

Tritanopia (blue-blind)

#73909D

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #8583ca;
/* rgb */ color: rgb(133, 131, 202);
/* oklch */ color: oklch(64.1% 0.105 284.3);

Tailwind

colors: {
  custom: {
    50: '#aaa7da',
    500: '#8583ca',
    950: '#000000',
  },
}

SCSS

$custom: #8583ca;
$custom-light: #aaa7da;
$custom-dark: #000000;

JSON

{
  "hex": "#8583ca",
  "rgb": {
    "r": 133,
    "g": 131,
    "b": 202
  },
  "hsl": {
    "h": 241.69,
    "s": 40.113,
    "l": 65.294
  },
  "oklch": {
    "l": 0.64066,
    "c": 0.10529,
    "h": 284.3
  },
  "luminance": 0.25483
}

Semantic roles & 50–950 ramp

primary

#8583CA

secondary

#E0E0C8

accent

#B332B0

background

#FAFAFD

surface

#F4F4FB

border

#CECED4

text

#100F15

muted

#7F7F83

Preview Lab

Preview with #8583CA

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

Preview Lab → · Contrast checker → · Palette generator →