#578EED#578EED

#578EED is a light, vivid blue. Relative luminance 0.275; OKLCH L 65.4% C 0.154 H 260.6°. Best body text is #000000 at 6.50:1 contrast (WCAG AA passes).

Color values

HEX#578EED
RGBrgb(87, 142, 237)
HSLhsl(218, 81%, 64%)
HSVhsv(218, 63%, 93%)
CMYKcmyk(63.3%, 40.1%, 0%, 7.1%)
CIE-LABlab(59.42, 11.07, -53.31)
CIE-LCHlch(59.42, 54.45, 281.73°)
OKLaboklab(65.36% -0.0251 -0.1518)
OKLCHoklch(65.36% 0.154 260.6)
XYZxyz(28.8841, 27.4839, 83.8871)
Luminance0.2749 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#578EED #EDB657
analogous
#57D9ED #578EED #6B57ED
triadic
#578EED #ED578E #8EED57
tetradic
#578EED #ED57D9 #EDB657 #57ED6B
square
#578EED #ED57D9 #EDB657 #57ED6B
split-complementary
#578EED #ED6B57 #D9ED57
monochromatic
#144FB6 #2069E7 #578EED #8EB3F3 #C6D8F9

Accessibility & contrast

On white

3.23
#578EED on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.50
#578EED on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #578EED
6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##578EED#FFFFFF#000000##000000
##578EED1.003.236.506.50
#FFFFFF3.231.0021.0021.00
#0000006.5021.001.001.00
##0000006.5021.001.001.00

Color blindness preview

Protanopia (red-blind)
#6397F1
Deuteranopia (green-blind)
#4D89EB
Tritanopia (blue-blind)
#00A4B2
Achromatopsia (no color)
#8F8F8F

Design tokens & code

CSS
--color: #578eed;
/* rgb */ color: rgb(87, 142, 237);
/* oklch */ color: oklch(65.4% 0.154 260.6);
Tailwind
colors: {
  custom: {
    50: '#94aef3',
    500: '#578eed',
    950: '#000000',
  },
}
SCSS
$custom: #578eed;
$custom-light: #94aef3;
$custom-dark: #000000;
JSON
{
  "hex": "#578eed",
  "rgb": {
    "r": 87,
    "g": 142,
    "b": 237
  },
  "hsl": {
    "h": 218,
    "s": 80.645,
    "l": 63.529
  },
  "oklch": {
    "l": 0.65356,
    "c": 0.15385,
    "h": 260.6
  },
  "luminance": 0.27487
}

Semantic roles & 50–950 ramp

primary
#578EED
secondary
#EAD7B5
accent
#8F09DD
background
#F9FAFE
surface
#F2F4FD
border
#CCCED5
text
#0E1017
muted
#7E7F85

Preview Lab

Preview with #578EED

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

Preview Lab → · Contrast checker → · Palette generator →

#578EED Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva