#478BD3#478BD3

#478BD3 is a light, vivid cyan. Relative luminance 0.245; OKLCH L 62.5% C 0.129 H 251.8°. Best body text is #000000 at 5.90:1 contrast (WCAG AA passes).

Color values

HEX#478BD3
RGBrgb(71, 139, 211)
HSLhsl(211, 61%, 55%)
HSVhsv(211, 66%, 83%)
CMYKcmyk(66.4%, 34.1%, 0%, 17.3%)
CIE-LABlab(56.59, 1.31, -43.33)
CIE-LCHlch(56.59, 43.35, 271.73°)
OKLaboklab(62.54% -0.0405 -0.1229)
OKLCHoklch(62.54% 0.129 251.8)
XYZxyz(23.5847, 24.5056, 65.1025)
Luminance0.2451 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#478BD3 #D38F47
analogous
#47D1D3 #478BD3 #4947D3
triadic
#478BD3 #D3478B #8BD347
tetradic
#478BD3 #D347D1 #D38F47 #47D349
square
#478BD3 #D347D1 #D38F47 #47D349
split-complementary
#478BD3 #D34947 #D1D347
monochromatic
#1F4E81 #2B6CB2 #478BD3 #78AADF #AAC9EB

Accessibility & contrast

On white

3.56
#478BD3 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.90
#478BD3 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #478BD3
5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##478BD3#FFFFFF#000000##000000
##478BD31.003.565.905.90
#FFFFFF3.561.0021.0021.00
#0000005.9021.001.001.00
##0000005.9021.001.001.00

Color blindness preview

Protanopia (red-blind)
#6B8FD6
Deuteranopia (green-blind)
#5882D2
Tritanopia (blue-blind)
#009CA5
Achromatopsia (no color)
#888888

Design tokens & code

CSS
--color: #478bd3;
/* rgb */ color: rgb(71, 139, 211);
/* oklch */ color: oklch(62.5% 0.129 251.8);
Tailwind
colors: {
  custom: {
    50: '#88ace1',
    500: '#478bd3',
    950: '#000000',
  },
}
SCSS
$custom: #478bd3;
$custom-light: #88ace1;
$custom-dark: #000000;
JSON
{
  "hex": "#478bd3",
  "rgb": {
    "r": 71,
    "g": 139,
    "b": 211
  },
  "hsl": {
    "h": 210.857,
    "s": 61.404,
    "l": 55.294
  },
  "oklch": {
    "l": 0.62536,
    "c": 0.12936,
    "h": 251.8
  },
  "luminance": 0.24508
}

Semantic roles & 50–950 ramp

primary
#478BD3
secondary
#D8BC9E
accent
#9643E5
background
#F8FAFD
surface
#F0F4FB
border
#CBCED4
text
#0D1015
muted
#7D7F83

Preview Lab

Preview with #478BD3

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

Preview Lab → · Contrast checker → · Palette generator →

#478BD3 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva