#578AF2#578AF2

#578AF2 is a light, vivid blue. Relative luminance 0.266; OKLCH L 64.8% C 0.165 H 262.9°. Best body text is #000000 at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#578AF2
RGB	rgb(87, 138, 242)
HSL	hsl(220, 86%, 65%)
HSV	hsv(220, 64%, 95%)
CMYK	cmyk(64%, 43%, 0%, 5.1%)
CIE-LAB	lab(58.61, 15.16, -57.37)
CIE-LCH	lch(58.61, 59.33, 284.80°)
OKLab	oklab(64.82% -0.0203 -0.1637)
OKLCH	oklch(64.82% 0.165 262.9)
XYZ	xyz(29.0404, 26.6113, 87.5933)
Luminance	0.2661 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#578AF2 #F2BF57

analogous

#57D8F2 #578AF2 #7257F2

triadic

#578AF2 #F2578A #8AF257

tetradic

#578AF2 #F257D8 #F2BF57 #57F272

square

#578AF2 #F257D8 #F2BF57 #57F272

split-complementary

#578AF2 #F27257 #D8F257

monochromatic

#0F49C0 #1E62EE #578AF2 #90B2F6 #C9D9FB

Accessibility & contrast

On white

3.32

#578AF2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.32

#578AF2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #578AF2

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##578AF2	#FFFFFF	#000000	##000000
##578AF2	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)

#5995F6

Deuteranopia (green-blind)

#4086F0

Tritanopia (blue-blind)

#00A2B2

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #578af2;
/* rgb */ color: rgb(87, 138, 242);
/* oklch */ color: oklch(64.8% 0.165 262.9);

Tailwind

colors: {
  custom: {
    50: '#94abf7',
    500: '#578af2',
    950: '#000000',
  },
}

SCSS

$custom: #578af2;
$custom-light: #94abf7;
$custom-dark: #000000;

JSON

{
  "hex": "#578af2",
  "rgb": {
    "r": 87,
    "g": 138,
    "b": 242
  },
  "hsl": {
    "h": 220.258,
    "s": 85.635,
    "l": 64.51
  },
  "oklch": {
    "l": 0.64822,
    "c": 0.16499,
    "h": 262.9
  },
  "luminance": 0.26614
}

Semantic roles & 50–950 ramp

primary

#578AF2

secondary

#EDDCB8

accent

#9903E2

background

#F9FAFF

surface

#F2F4FF

border

#CCCED7

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #578AF2

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

Preview Lab → · Contrast checker → · Palette generator →