#578EE7#578EE7

#578EE7 is a light, vivid blue. Relative luminance 0.271; OKLCH L 65.0% C 0.146 H 259.6°. Best body text is #000000 at 6.43:1 contrast (WCAG AA passes).

Color values

HEX	#578EE7
RGB	rgb(87, 142, 231)
HSL	hsl(217, 75%, 62%)
HSV	hsv(217, 62%, 91%)
CMYK	cmyk(62.3%, 38.5%, 0%, 9.4%)
CIE-LAB	lab(59.10, 9.06, -50.49)
CIE-LCH	lch(59.10, 51.30, 280.17°)
OKLab	oklab(65.01% -0.0264 -0.1435)
OKLCH	oklch(65.01% 0.146 259.6)
XYZ	xyz(28.0222, 27.1392, 79.3474)
Luminance	0.2714 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#578EE7 #E7B057

analogous

#57D6E7 #578EE7 #6857E7

triadic

#578EE7 #E7578E #8EE757

tetradic

#578EE7 #E757D6 #E7B057 #57E768

square

#578EE7 #E757D6 #E7B057 #57E768

split-complementary

#578EE7 #E76857 #D6E757

monochromatic

#1850AB #216ADF #578EE7 #8DB2EF #C2D6F6

Accessibility & contrast

On white

3.27

#578EE7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.43

#578EE7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #578EE7

6.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##578EE7	#FFFFFF	#000000	##000000
##578EE7	1.00	3.27	6.43	6.43
#FFFFFF	3.27	1.00	21.00	21.00
#000000	6.43	21.00	1.00	1.00
##000000	6.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6796EB

Deuteranopia (green-blind)

#5388E5

Tritanopia (blue-blind)

#00A2AF

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #578ee7;
/* rgb */ color: rgb(87, 142, 231);
/* oklch */ color: oklch(65.0% 0.146 259.6);

Tailwind

colors: {
  custom: {
    50: '#93aeef',
    500: '#578ee7',
    950: '#000000',
  },
}

SCSS

$custom: #578ee7;
$custom-light: #93aeef;
$custom-dark: #000000;

JSON

{
  "hex": "#578ee7",
  "rgb": {
    "r": 87,
    "g": 142,
    "b": 231
  },
  "hsl": {
    "h": 217.083,
    "s": 75,
    "l": 62.353
  },
  "oklch": {
    "l": 0.65007,
    "c": 0.14592,
    "h": 259.6
  },
  "luminance": 0.27142
}

Semantic roles & 50–950 ramp

primary

#578EE7

secondary

#E7D3B3

accent

#8A0ED7

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #578EE7

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

Preview Lab → · Contrast checker → · Palette generator →