#578DDF#578DDF

#578DDF is a light, vivid blue. Relative luminance 0.264; OKLCH L 64.3% C 0.136 H 258.5°. Best body text is #000000 at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#578DDF
RGB	rgb(87, 141, 223)
HSL	hsl(216, 68%, 61%)
HSV	hsv(216, 61%, 87%)
CMYK	cmyk(61%, 36.8%, 0%, 12.5%)
CIE-LAB	lab(58.42, 6.99, -47.13)
CIE-LCH	lch(58.42, 47.64, 278.44°)
OKLab	oklab(64.34% -0.0272 -0.1337)
OKLCH	oklch(64.34% 0.136 258.5)
XYZ	xyz(26.7699, 26.4013, 73.4829)
Luminance	0.2640 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#578DDF #DFA957

analogous

#57D1DF #578DDF #6557DF

triadic

#578DDF #DF578D #8DDF57

tetradic

#578DDF #DF57D1 #DFA957 #57DF65

square

#578DDF #DF57D1 #DFA957 #57DF65

split-complementary

#578DDF #DF6557 #D1DF57

monochromatic

#1E519E #286BD1 #578DDF #8AB0E9 #BED3F3

Accessibility & contrast

On white

3.34

#578DDF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.28

#578DDF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #578DDF

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##578DDF	#FFFFFF	#000000	##000000
##578DDF	1.00	3.34	6.28	6.28
#FFFFFF	3.34	1.00	21.00	21.00
#000000	6.28	21.00	1.00	1.00
##000000	6.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A93E2

Deuteranopia (green-blind)

#5787DD

Tritanopia (blue-blind)

#00A0AB

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #578ddf;
/* rgb */ color: rgb(87, 141, 223);
/* oklch */ color: oklch(64.3% 0.136 258.5);

Tailwind

colors: {
  custom: {
    50: '#92ade9',
    500: '#578ddf',
    950: '#000000',
  },
}

SCSS

$custom: #578ddf;
$custom-light: #92ade9;
$custom-dark: #000000;

JSON

{
  "hex": "#578ddf",
  "rgb": {
    "r": 87,
    "g": 141,
    "b": 223
  },
  "hsl": {
    "h": 216.176,
    "s": 68,
    "l": 60.784
  },
  "oklch": {
    "l": 0.6434,
    "c": 0.13642,
    "h": 258.5
  },
  "luminance": 0.26404
}

Semantic roles & 50–950 ramp

primary

#578DDF

secondary

#E3CEAF

accent

#8616D0

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #578DDF

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

Preview Lab → · Contrast checker → · Palette generator →