#585CB4#585CB4

#585CB4 is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.6% C 0.137 H 278.5°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#585CB4
RGB	rgb(88, 92, 180)
HSL	hsl(237, 38%, 53%)
HSV	hsv(237, 51%, 71%)
CMYK	cmyk(51.1%, 48.9%, 0%, 29.4%)
CIE-LAB	lab(42.80, 23.14, -47.42)
CIE-LCH	lch(42.80, 52.76, 296.01°)
OKLab	oklab(51.59% 0.0202 -0.135)
OKLCH	oklch(51.59% 0.137 278.5)
XYZ	xyz(16.0873, 13.0233, 44.8372)
Luminance	0.1302 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#585CB4 #B4B058

analogous

#588AB4 #585CB4 #8258B4

triadic

#585CB4 #B4585C #5CB458

tetradic

#585CB4 #B4588A #B4B058 #58B482

square

#585CB4 #B4588A #B4B058 #58B482

split-complementary

#585CB4 #B48258 #8AB458

monochromatic

#2D3064 #40448F #585CB4 #8285C7 #ACAEDA

Accessibility & contrast

On white

5.83

#585CB4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#585CB4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #585CB4

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##585CB4	#FFFFFF	#000000	##FFFFFF
##585CB4	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3469B7

Deuteranopia (green-blind)

#2B62B2

Tritanopia (blue-blind)

#336F7F

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #585cb4;
/* rgb */ color: rgb(88, 92, 180);
/* oklch */ color: oklch(51.6% 0.137 278.5);

Tailwind

colors: {
  custom: {
    50: '#8d8acb',
    500: '#585cb4',
    950: '#000000',
  },
}

SCSS

$custom: #585cb4;
$custom-light: #8d8acb;
$custom-dark: #000000;

JSON

{
  "hex": "#585cb4",
  "rgb": {
    "r": 88,
    "g": 92,
    "b": 180
  },
  "hsl": {
    "h": 237.391,
    "s": 38.017,
    "l": 52.549
  },
  "oklch": {
    "l": 0.51589,
    "c": 0.13651,
    "h": 278.5
  },
  "luminance": 0.13024
}

Semantic roles & 50–950 ramp

primary

#585CB4

secondary

#C8C6A0

accent

#C95ACE

background

#F9F8FC

surface

#F1F0F8

border

#CBCBD1

text

#0D0B13

muted

#7E7C82

Preview Lab

Preview with #585CB4

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

Preview Lab → · Contrast checker → · Palette generator →