#578BDA#578BDA

#578BDA is a light, vivid blue. Relative luminance 0.256; OKLCH L 63.6% C 0.132 H 258.5°. Best body text is #000000 at 6.11:1 contrast (WCAG AA passes).

Color values

HEX	#578BDA
RGB	rgb(87, 139, 218)
HSL	hsl(216, 64%, 60%)
HSV	hsv(216, 60%, 85%)
CMYK	cmyk(60.1%, 36.2%, 0%, 14.5%)
CIE-LAB	lab(57.61, 6.52, -45.61)
CIE-LCH	lch(57.61, 46.07, 278.13°)
OKLab	oklab(63.63% -0.0263 -0.1293)
OKLCH	oklch(63.63% 0.132 258.5)
XYZ	xyz(25.8135, 25.5511, 69.8876)
Luminance	0.2555 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#578BDA #DAA657

analogous

#57CDDA #578BDA #6557DA

triadic

#578BDA #DA578B #8BDA57

tetradic

#578BDA #DA57CD #DAA657 #57DA65

square

#578BDA #DA57CD #DAA657 #57DA65

split-complementary

#578BDA #DA6557 #CDDA57

monochromatic

#214F96 #2C6AC8 #578BDA #89AEE5 #BBD0F0

Accessibility & contrast

On white

3.44

#578BDA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.11

#578BDA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #578BDA

6.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##578BDA	#FFFFFF	#000000	##000000
##578BDA	1.00	3.44	6.11	6.11
#FFFFFF	3.44	1.00	21.00	21.00
#000000	6.11	21.00	1.00	1.00
##000000	6.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6991DD

Deuteranopia (green-blind)

#5885D8

Tritanopia (blue-blind)

#009DA8

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #578bda;
/* rgb */ color: rgb(87, 139, 218);
/* oklch */ color: oklch(63.6% 0.132 258.5);

Tailwind

colors: {
  custom: {
    50: '#91ace6',
    500: '#578bda',
    950: '#000000',
  },
}

SCSS

$custom: #578bda;
$custom-light: #91ace6;
$custom-dark: #000000;

JSON

{
  "hex": "#578bda",
  "rgb": {
    "r": 87,
    "g": 139,
    "b": 218
  },
  "hsl": {
    "h": 216.183,
    "s": 63.902,
    "l": 59.804
  },
  "oklch": {
    "l": 0.63629,
    "c": 0.13192,
    "h": 258.5
  },
  "luminance": 0.25553
}

Semantic roles & 50–950 ramp

primary

#578BDA

secondary

#E0CCAD

accent

#A541E7

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #578BDA

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

Preview Lab → · Contrast checker → · Palette generator →