#4478C8#4478C8

#4478C8 is a mid, vivid blue. Relative luminance 0.188; OKLCH L 57.6% C 0.136 H 258.8°. Best body text is #000000 at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#4478C8
RGB	rgb(68, 120, 200)
HSL	hsl(216, 55%, 53%)
HSV	hsv(216, 66%, 78%)
CMYK	cmyk(66%, 40%, 0%, 21.6%)
CIE-LAB	lab(50.49, 8.42, -46.78)
CIE-LCH	lch(50.49, 47.53, 280.21°)
OKLab	oklab(57.56% -0.0265 -0.1332)
OKLCH	oklch(57.56% 0.136 258.8)
XYZ	xyz(19.5220, 18.8301, 57.2381)
Luminance	0.1883 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4478C8 #C89444

analogous

#44BAC8 #4478C8 #5244C8

triadic

#4478C8 #C84478 #78C844

tetradic

#4478C8 #C844BA #C89444 #44C852

square

#4478C8 #C844BA #C89444 #44C852

split-complementary

#4478C8 #C85244 #BAC844

monochromatic

#214071 #2F5BA0 #4478C8 #739AD6 #A3BCE4

Accessibility & contrast

On white

4.41

#4478C8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.77

#4478C8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4478C8

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4478C8	#FFFFFF	#000000	##000000
##4478C8	1.00	4.41	4.77	4.77
#FFFFFF	4.41	1.00	21.00	21.00
#000000	4.77	21.00	1.00	1.00
##000000	4.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#547FCB

Deuteranopia (green-blind)

#4073C6

Tritanopia (blue-blind)

#008A96

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #4478c8;
/* rgb */ color: rgb(68, 120, 200);
/* oklch */ color: oklch(57.6% 0.136 258.8);

Tailwind

colors: {
  custom: {
    50: '#859ed9',
    500: '#4478c8',
    950: '#000000',
  },
}

SCSS

$custom: #4478c8;
$custom-light: #859ed9;
$custom-dark: #000000;

JSON

{
  "hex": "#4478c8",
  "rgb": {
    "r": 68,
    "g": 120,
    "b": 200
  },
  "hsl": {
    "h": 216.364,
    "s": 54.545,
    "l": 52.549
  },
  "oklch": {
    "l": 0.57557,
    "c": 0.13583,
    "h": 258.8
  },
  "luminance": 0.18832
}

Semantic roles & 50–950 ramp

primary

#4478C8

secondary

#D1BA97

accent

#A44ADE

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #4478C8

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

Preview Lab → · Contrast checker → · Palette generator →