#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
RGB	rgb(71, 139, 211)
HSL	hsl(211, 61%, 55%)
HSV	hsv(211, 66%, 83%)
CMYK	cmyk(66.4%, 34.1%, 0%, 17.3%)
CIE-LAB	lab(56.59, 1.31, -43.33)
CIE-LCH	lch(56.59, 43.35, 271.73°)
OKLab	oklab(62.54% -0.0405 -0.1229)
OKLCH	oklch(62.54% 0.129 251.8)
XYZ	xyz(23.5847, 24.5056, 65.1025)
Luminance	0.2451 (WCAG relative)
Temperature	cool
Family	cyan

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
##478BD3	1.00	3.56	5.90	5.90
#FFFFFF	3.56	1.00	21.00	21.00
#000000	5.90	21.00	1.00	1.00
##000000	5.90	21.00	1.00	1.00

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 →