#478DD4#478DD4

#478DD4 is a light, vivid cyan. Relative luminance 0.251; OKLCH L 63.0% C 0.129 H 250.9°. Best body text is #000000 at 6.03:1 contrast (WCAG AA passes).

Color values

HEX	#478DD4
RGB	rgb(71, 141, 212)
HSL	hsl(210, 62%, 55%)
HSV	hsv(210, 67%, 83%)
CMYK	cmyk(66.5%, 33.5%, 0%, 16.9%)
CIE-LAB	lab(57.21, 0.47, -42.92)
CIE-LCH	lch(57.21, 42.92, 270.63°)
OKLab	oklab(63.04% -0.0422 -0.1216)
OKLCH	oklch(63.04% 0.129 250.9)
XYZ	xyz(24.0027, 25.1404, 65.8622)
Luminance	0.2514 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#478DD4 #D48E47

analogous

#47D3D4 #478DD4 #4747D4

triadic

#478DD4 #D4478D #8DD447

tetradic

#478DD4 #D447D3 #D48E47 #47D447

square

#478DD4 #D447D3 #D48E47 #47D447

split-complementary

#478DD4 #D44747 #D3D447

monochromatic

#1E5082 #2A6EB4 #478DD4 #79ACE0 #AACAEB

Accessibility & contrast

On white

3.48

#478DD4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.03

#478DD4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #478DD4

6.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##478DD4	#FFFFFF	#000000	##000000
##478DD4	1.00	3.48	6.03	6.03
#FFFFFF	3.48	1.00	21.00	21.00
#000000	6.03	21.00	1.00	1.00
##000000	6.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E91D7

Deuteranopia (green-blind)

#5A83D3

Tritanopia (blue-blind)

#009EA7

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #478dd4;
/* rgb */ color: rgb(71, 141, 212);
/* oklch */ color: oklch(63.0% 0.129 250.9);

Tailwind

colors: {
  custom: {
    50: '#88aee1',
    500: '#478dd4',
    950: '#000000',
  },
}

SCSS

$custom: #478dd4;
$custom-light: #88aee1;
$custom-dark: #000000;

JSON

{
  "hex": "#478dd4",
  "rgb": {
    "r": 71,
    "g": 141,
    "b": 212
  },
  "hsl": {
    "h": 210.213,
    "s": 62.115,
    "l": 55.49
  },
  "oklch": {
    "l": 0.63039,
    "c": 0.12873,
    "h": 250.9
  },
  "luminance": 0.25143
}

Semantic roles & 50–950 ramp

primary

#478DD4

secondary

#D9BC9E

accent

#9443E5

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #478DD4

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

Preview Lab → · Contrast checker → · Palette generator →