#578EEA#578EEA

#578EEA is a light, vivid blue. Relative luminance 0.273; OKLCH L 65.2% C 0.150 H 260.1°. Best body text is #000000 at 6.46:1 contrast (WCAG AA passes).

Color values

HEX	#578EEA
RGB	rgb(87, 142, 234)
HSL	hsl(218, 78%, 63%)
HSV	hsv(218, 63%, 92%)
CMYK	cmyk(62.8%, 39.3%, 0%, 8.2%)
CIE-LAB	lab(59.26, 10.07, -51.91)
CIE-LCH	lch(59.26, 52.87, 280.97°)
OKLab	oklab(65.18% -0.0257 -0.1477)
OKLCH	oklch(65.18% 0.15 260.1)
XYZ	xyz(28.4495, 27.3101, 81.5981)
Luminance	0.2731 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#578EEA #EAB357

analogous

#57D8EA #578EEA #6957EA

triadic

#578EEA #EA578E #8EEA57

tetradic

#578EEA #EA57D8 #EAB357 #57EA69

square

#578EEA #EA57D8 #EAB357 #57EA69

split-complementary

#578EEA #EA6957 #D8EA57

monochromatic

#1650B1 #2169E3 #578EEA #8DB3F1 #C4D7F8

Accessibility & contrast

On white

3.25

#578EEA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.46

#578EEA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #578EEA

6.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##578EEA	#FFFFFF	#000000	##000000
##578EEA	1.00	3.25	6.46	6.46
#FFFFFF	3.25	1.00	21.00	21.00
#000000	6.46	21.00	1.00	1.00
##000000	6.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6596EE

Deuteranopia (green-blind)

#5088E8

Tritanopia (blue-blind)

#00A3B1

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #578eea;
/* rgb */ color: rgb(87, 142, 234);
/* oklch */ color: oklch(65.2% 0.150 260.1);

Tailwind

colors: {
  custom: {
    50: '#93aef1',
    500: '#578eea',
    950: '#000000',
  },
}

SCSS

$custom: #578eea;
$custom-light: #93aef1;
$custom-dark: #000000;

JSON

{
  "hex": "#578eea",
  "rgb": {
    "r": 87,
    "g": 142,
    "b": 234
  },
  "hsl": {
    "h": 217.551,
    "s": 77.778,
    "l": 62.941
  },
  "oklch": {
    "l": 0.65181,
    "c": 0.14989,
    "h": 260.1
  },
  "luminance": 0.27313
}

Semantic roles & 50–950 ramp

primary

#578EEA

secondary

#E9D5B4

accent

#8D0BDA

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #578EEA

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

Preview Lab → · Contrast checker → · Palette generator →