#578BD7#578BD7

#578BD7 is a light, vivid blue. Relative luminance 0.254; OKLCH L 63.5% C 0.128 H 257.8°. Best body text is #000000 at 6.08:1 contrast (WCAG AA passes).

Color values

HEX	#578BD7
RGB	rgb(87, 139, 215)
HSL	hsl(216, 62%, 59%)
HSV	hsv(216, 60%, 84%)
CMYK	cmyk(59.5%, 35.3%, 0%, 15.7%)
CIE-LAB	lab(57.46, 5.53, -44.17)
CIE-LCH	lch(57.46, 44.51, 277.14°)
OKLab	oklab(63.46% -0.027 -0.1251)
OKLCH	oklch(63.46% 0.128 257.8)
XYZ	xyz(25.4245, 25.3955, 67.8388)
Luminance	0.2540 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#578BD7 #D7A357

analogous

#57CBD7 #578BD7 #6357D7

triadic

#578BD7 #D7578B #8BD757

tetradic

#578BD7 #D757CB #D7A357 #57D763

square

#578BD7 #D757CB #D7A357 #57D763

split-complementary

#578BD7 #D76357 #CBD757

monochromatic

#234F91 #2E6BC2 #578BD7 #88ADE3 #BACFEF

Accessibility & contrast

On white

3.45

#578BD7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.08

#578BD7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #578BD7

6.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##578BD7	#FFFFFF	#000000	##000000
##578BD7	1.00	3.45	6.08	6.08
#FFFFFF	3.45	1.00	21.00	21.00
#000000	6.08	21.00	1.00	1.00
##000000	6.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B91DA

Deuteranopia (green-blind)

#5A84D5

Tritanopia (blue-blind)

#009CA7

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #578bd7;
/* rgb */ color: rgb(87, 139, 215);
/* oklch */ color: oklch(63.5% 0.128 257.8);

Tailwind

colors: {
  custom: {
    50: '#90ace3',
    500: '#578bd7',
    950: '#000000',
  },
}

SCSS

$custom: #578bd7;
$custom-light: #90ace3;
$custom-dark: #000000;

JSON

{
  "hex": "#578bd7",
  "rgb": {
    "r": 87,
    "g": 139,
    "b": 215
  },
  "hsl": {
    "h": 215.625,
    "s": 61.538,
    "l": 59.216
  },
  "oklch": {
    "l": 0.63463,
    "c": 0.12794,
    "h": 257.8
  },
  "luminance": 0.25398
}

Semantic roles & 50–950 ramp

primary

#578BD7

secondary

#DECAAC

accent

#A343E5

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0E1015

muted

#7E7F83

Preview Lab

Preview with #578BD7

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

Preview Lab → · Contrast checker → · Palette generator →