#4478D2#4478D2

#4478D2 is a mid, vivid blue. Relative luminance 0.193; OKLCH L 58.2% C 0.149 H 260.6°. Best body text is #000000 at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#4478D2
RGB	rgb(68, 120, 210)
HSL	hsl(218, 61%, 55%)
HSV	hsv(218, 68%, 82%)
CMYK	cmyk(67.6%, 42.9%, 0%, 17.6%)
CIE-LAB	lab(51.05, 11.95, -51.57)
CIE-LCH	lch(51.05, 52.94, 283.05°)
OKLab	oklab(58.18% -0.0244 -0.1473)
OKLCH	oklch(58.18% 0.149 260.6)
XYZ	xyz(20.7291, 19.3129, 63.5956)
Luminance	0.1931 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4478D2 #D29E44

analogous

#44BFD2 #4478D2 #5744D2

triadic

#4478D2 #D24478 #78D244

tetradic

#4478D2 #D244BF #D29E44 #44D257

square

#4478D2 #D244BF #D29E44 #44D257

split-complementary

#4478D2 #D25744 #BFD244

monochromatic

#1E417D #2A5BAF #4478D2 #759CDE #A7BFEA

Accessibility & contrast

On white

4.32

#4478D2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.86

#4478D2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4478D2

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4478D2	#FFFFFF	#000000	##000000
##4478D2	1.00	4.32	4.86	4.86
#FFFFFF	4.32	1.00	21.00	21.00
#000000	4.86	21.00	1.00	1.00
##000000	4.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D81D5

Deuteranopia (green-blind)

#3574D0

Tritanopia (blue-blind)

#008D9B

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #4478d2;
/* rgb */ color: rgb(68, 120, 210);
/* oklch */ color: oklch(58.2% 0.149 260.6);

Tailwind

colors: {
  custom: {
    50: '#879ee0',
    500: '#4478d2',
    950: '#000000',
  },
}

SCSS

$custom: #4478d2;
$custom-light: #879ee0;
$custom-dark: #000000;

JSON

{
  "hex": "#4478d2",
  "rgb": {
    "r": 68,
    "g": 120,
    "b": 210
  },
  "hsl": {
    "h": 218.028,
    "s": 61.207,
    "l": 54.51
  },
  "oklch": {
    "l": 0.58176,
    "c": 0.14932,
    "h": 260.6
  },
  "luminance": 0.19315
}

Semantic roles & 50–950 ramp

primary

#4478D2

secondary

#D7C19B

accent

#A943E4

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #4478D2

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

Preview Lab → · Contrast checker → · Palette generator →