#578EDD#578EDD

#578EDD is a light, vivid blue. Relative luminance 0.266; OKLCH L 64.4% C 0.133 H 257.5°. Best body text is #000000 at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#578EDD
RGB	rgb(87, 142, 221)
HSL	hsl(215, 66%, 60%)
HSV	hsv(215, 61%, 87%)
CMYK	cmyk(60.6%, 35.7%, 0%, 13.3%)
CIE-LAB	lab(58.59, 5.74, -45.73)
CIE-LCH	lch(58.59, 46.09, 277.15°)
OKLab	oklab(64.44% -0.0287 -0.1296)
OKLCH	oklch(64.44% 0.133 257.5)
XYZ	xyz(26.6500, 26.5903, 72.1206)
Luminance	0.2659 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#578EDD #DDA657

analogous

#57D1DD #578EDD #6357DD

triadic

#578EDD #DD578E #8EDD57

tetradic

#578EDD #DD57D1 #DDA657 #57DD63

square

#578EDD #DD57D1 #DDA657 #57DD63

split-complementary

#578EDD #DD6357 #D1DD57

monochromatic

#1F529A #2A6DCD #578EDD #8AB0E7 #BDD2F2

Accessibility & contrast

On white

3.32

#578EDD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.32

#578EDD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #578EDD

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##578EDD	#FFFFFF	#000000	##000000
##578EDD	1.00	3.32	6.32	6.32
#FFFFFF	3.32	1.00	21.00	21.00
#000000	6.32	21.00	1.00	1.00
##000000	6.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C94E0

Deuteranopia (green-blind)

#5A87DB

Tritanopia (blue-blind)

#00A0AB

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #578edd;
/* rgb */ color: rgb(87, 142, 221);
/* oklch */ color: oklch(64.4% 0.133 257.5);

Tailwind

colors: {
  custom: {
    50: '#91aee8',
    500: '#578edd',
    950: '#000000',
  },
}

SCSS

$custom: #578edd;
$custom-light: #91aee8;
$custom-dark: #000000;

JSON

{
  "hex": "#578edd",
  "rgb": {
    "r": 87,
    "g": 142,
    "b": 221
  },
  "hsl": {
    "h": 215.373,
    "s": 66.337,
    "l": 60.392
  },
  "oklch": {
    "l": 0.64445,
    "c": 0.13274,
    "h": 257.5
  },
  "luminance": 0.26593
}

Semantic roles & 50–950 ramp

primary

#578EDD

secondary

#E1CCAE

accent

#8317CE

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #578EDD

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

Preview Lab → · Contrast checker → · Palette generator →