#578FE8#578FE8

#578FE8 is a light, vivid blue. Relative luminance 0.275; OKLCH L 65.3% C 0.146 H 259.3°. Best body text is #000000 at 6.50:1 contrast (WCAG AA passes).

Color values

HEX	#578FE8
RGB	rgb(87, 143, 232)
HSL	hsl(217, 76%, 63%)
HSV	hsv(217, 63%, 91%)
CMYK	cmyk(62.5%, 38.4%, 0%, 9%)
CIE-LAB	lab(59.43, 8.80, -50.53)
CIE-LCH	lch(59.43, 51.29, 279.88°)
OKLab	oklab(65.28% -0.0272 -0.1436)
OKLCH	oklch(65.28% 0.146 259.3)
XYZ	xyz(28.3133, 27.4947, 80.1432)
Luminance	0.2750 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#578FE8 #E8B057

analogous

#57D7E8 #578FE8 #6857E8

triadic

#578FE8 #E8578F #8FE857

tetradic

#578FE8 #E857D7 #E8B057 #57E868

square

#578FE8 #E857D7 #E8B057 #57E868

split-complementary

#578FE8 #E86857 #D7E857

monochromatic

#1851AD #216BE1 #578FE8 #8DB3EF #C3D7F7

Accessibility & contrast

On white

3.23

#578FE8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.50

#578FE8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #578FE8

6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##578FE8	#FFFFFF	#000000	##000000
##578FE8	1.00	3.23	6.50	6.50
#FFFFFF	3.23	1.00	21.00	21.00
#000000	6.50	21.00	1.00	1.00
##000000	6.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6896EC

Deuteranopia (green-blind)

#5389E6

Tritanopia (blue-blind)

#00A3B0

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #578fe8;
/* rgb */ color: rgb(87, 143, 232);
/* oklch */ color: oklch(65.3% 0.146 259.3);

Tailwind

colors: {
  custom: {
    50: '#93aff0',
    500: '#578fe8',
    950: '#000000',
  },
}

SCSS

$custom: #578fe8;
$custom-light: #93aff0;
$custom-dark: #000000;

JSON

{
  "hex": "#578fe8",
  "rgb": {
    "r": 87,
    "g": 143,
    "b": 232
  },
  "hsl": {
    "h": 216.828,
    "s": 75.916,
    "l": 62.549
  },
  "oklch": {
    "l": 0.65278,
    "c": 0.14617,
    "h": 259.3
  },
  "luminance": 0.27497
}

Semantic roles & 50–950 ramp

primary

#578FE8

secondary

#E8D3B3

accent

#8A0DD8

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #578FE8

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

Preview Lab → · Contrast checker → · Palette generator →