#478EFF#478EFF

#478EFF is a light, vivid blue. Relative luminance 0.279; OKLCH L 65.8% C 0.183 H 259.4°. Best body text is #000000 at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#478EFF
RGB	rgb(71, 142, 255)
HSL	hsl(217, 100%, 64%)
HSV	hsv(217, 72%, 100%)
CMYK	cmyk(72.2%, 44.3%, 0%, 0%)
CIE-LAB	lab(59.80, 14.89, -62.66)
CIE-LCH	lch(59.80, 64.40, 283.37°)
OKLab	oklab(65.8% -0.0336 -0.1795)
OKLCH	oklch(65.8% 0.183 259.4)
XYZ	xyz(30.3150, 27.9023, 98.3764)
Luminance	0.2791 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#478EFF #FFB847

analogous

#47EAFF #478EFF #5C47FF

triadic

#478EFF #FF478E #8EFF47

tetradic

#478EFF #FF47EA #FFB847 #47FF5C

square

#478EFF #FF47EA #FFB847 #47FF5C

split-complementary

#478EFF #FF5C47 #EAFF47

monochromatic

#004FCC #0A68FF #478EFF #84B4FF #C1D9FF

Accessibility & contrast

On white

3.19

#478EFF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.58

#478EFF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #478EFF

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##478EFF	#FFFFFF	#000000	##000000
##478EFF	1.00	3.19	6.58	6.58
#FFFFFF	3.19	1.00	21.00	21.00
#000000	6.58	21.00	1.00	1.00
##000000	6.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5499FF

Deuteranopia (green-blind)

#2F88FD

Tritanopia (blue-blind)

#00A9BA

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #478eff;
/* rgb */ color: rgb(71, 142, 255);
/* oklch */ color: oklch(65.8% 0.183 259.4);

Tailwind

colors: {
  custom: {
    50: '#90aeff',
    500: '#478eff',
    950: '#000000',
  },
}

SCSS

$custom: #478eff;
$custom-light: #90aeff;
$custom-dark: #000000;

JSON

{
  "hex": "#478eff",
  "rgb": {
    "r": 71,
    "g": 142,
    "b": 255
  },
  "hsl": {
    "h": 216.848,
    "s": 100,
    "l": 63.922
  },
  "oklch": {
    "l": 0.65803,
    "c": 0.18262,
    "h": 259.4
  },
  "luminance": 0.27906
}

Semantic roles & 50–950 ramp

primary

#478EFF

secondary

#F1D8B1

accent

#8D00E6

background

#F9FAFF

surface

#F2F4FF

border

#CCCED7

text

#0E1018

muted

#7E7F86

Preview Lab

Preview with #478EFF

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

Preview Lab → · Contrast checker → · Palette generator →