#578FF2#578FF2

#578FF2 is a light, vivid blue. Relative luminance 0.281; OKLCH L 65.9% C 0.159 H 260.9°. Best body text is #000000 at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#578FF2
RGB	rgb(87, 143, 242)
HSL	hsl(218, 86%, 65%)
HSV	hsv(218, 64%, 95%)
CMYK	cmyk(64%, 40.9%, 0%, 5.1%)
CIE-LAB	lab(59.96, 12.16, -55.22)
CIE-LCH	lch(59.96, 56.54, 282.42°)
OKLab	oklab(65.86% -0.0251 -0.1574)
OKLCH	oklch(65.86% 0.159 260.9)
XYZ	xyz(29.7743, 28.0791, 87.8379)
Luminance	0.2808 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#578FF2 #F2BA57

analogous

#57DCF2 #578FF2 #6D57F2

triadic

#578FF2 #F2578F #8FF257

tetradic

#578FF2 #F257DC #F2BA57 #57F26D

square

#578FF2 #F257DC #F2BA57 #57F26D

split-complementary

#578FF2 #F26D57 #DCF257

monochromatic

#0F4FC0 #1E69EE #578FF2 #90B5F6 #C9DBFB

Accessibility & contrast

On white

3.17

#578FF2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.62

#578FF2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #578FF2

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##578FF2	#FFFFFF	#000000	##000000
##578FF2	1.00	3.17	6.62	6.62
#FFFFFF	3.17	1.00	21.00	21.00
#000000	6.62	21.00	1.00	1.00
##000000	6.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6298F6

Deuteranopia (green-blind)

#4A8AF0

Tritanopia (blue-blind)

#00A6B5

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #578ff2;
/* rgb */ color: rgb(87, 143, 242);
/* oklch */ color: oklch(65.9% 0.159 260.9);

Tailwind

colors: {
  custom: {
    50: '#94aff7',
    500: '#578ff2',
    950: '#000000',
  },
}

SCSS

$custom: #578ff2;
$custom-light: #94aff7;
$custom-dark: #000000;

JSON

{
  "hex": "#578ff2",
  "rgb": {
    "r": 87,
    "g": 143,
    "b": 242
  },
  "hsl": {
    "h": 218.323,
    "s": 85.635,
    "l": 64.51
  },
  "oklch": {
    "l": 0.65861,
    "c": 0.15935,
    "h": 260.9
  },
  "luminance": 0.28082
}

Semantic roles & 50–950 ramp

primary

#578FF2

secondary

#EDDAB8

accent

#9203E2

background

#F9FAFF

surface

#F2F4FF

border

#CCCED7

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #578FF2

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

Preview Lab → · Contrast checker → · Palette generator →