#4478D8#4478D8

#4478D8 is a mid, vivid blue. Relative luminance 0.196; OKLCH L 58.6% C 0.157 H 261.5°. Best body text is #000000 at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#4478D8
RGB	rgb(68, 120, 216)
HSL	hsl(219, 65%, 56%)
HSV	hsv(219, 69%, 85%)
CMYK	cmyk(68.5%, 44.4%, 0%, 15.3%)
CIE-LAB	lab(51.40, 14.08, -54.41)
CIE-LCH	lch(51.40, 56.21, 284.51°)
OKLab	oklab(58.56% -0.0233 -0.1556)
OKLCH	oklch(58.56% 0.157 261.5)
XYZ	xyz(21.4906, 19.6176, 67.6064)
Luminance	0.1962 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4478D8 #D8A444

analogous

#44C2D8 #4478D8 #5A44D8

triadic

#4478D8 #D84478 #78D844

tetradic

#4478D8 #D844C2 #D8A444 #44D85A

square

#4478D8 #D844C2 #D8A444 #44D85A

split-complementary

#4478D8 #D85A44 #C2D844

monochromatic

#1C4186 #265AB8 #4478D8 #779DE3 #A9C1ED

Accessibility & contrast

On white

4.26

#4478D8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.92

#4478D8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4478D8

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4478D8	#FFFFFF	#000000	##000000
##4478D8	1.00	4.26	4.92	4.92
#FFFFFF	4.26	1.00	21.00	21.00
#000000	4.92	21.00	1.00	1.00
##000000	4.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4982DC

Deuteranopia (green-blind)

#2D74D6

Tritanopia (blue-blind)

#008E9D

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #4478d8;
/* rgb */ color: rgb(68, 120, 216);
/* oklch */ color: oklch(58.6% 0.157 261.5);

Tailwind

colors: {
  custom: {
    50: '#889ee4',
    500: '#4478d8',
    950: '#000000',
  },
}

SCSS

$custom: #4478d8;
$custom-light: #889ee4;
$custom-dark: #000000;

JSON

{
  "hex": "#4478d8",
  "rgb": {
    "r": 68,
    "g": 120,
    "b": 216
  },
  "hsl": {
    "h": 218.919,
    "s": 65.487,
    "l": 55.686
  },
  "oklch": {
    "l": 0.5856,
    "c": 0.15739,
    "h": 261.5
  },
  "luminance": 0.1962
}

Semantic roles & 50–950 ramp

primary

#4478D8

secondary

#DBC59D

accent

#AD3FE8

background

#F9F9FE

surface

#F1F2FC

border

#CBCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4478D8

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

Preview Lab → · Contrast checker → · Palette generator →