#4780D4#4780D4

#4780D4 is a mid, vivid blue. Relative luminance 0.215; OKLCH L 60.2% C 0.142 H 258.1°. Best body text is #000000 at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#4780D4
RGB	rgb(71, 128, 212)
HSL	hsl(216, 62%, 55%)
HSV	hsv(216, 67%, 83%)
CMYK	cmyk(66.5%, 39.6%, 0%, 16.9%)
CIE-LAB	lab(53.52, 8.24, -48.76)
CIE-LCH	lch(53.52, 49.45, 279.59°)
OKLab	oklab(60.16% -0.0294 -0.1389)
OKLCH	oklch(60.16% 0.142 258.1)
XYZ	xyz(22.1971, 21.5292, 65.2603)
Luminance	0.2153 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4780D4 #D49B47

analogous

#47C6D4 #4780D4 #5447D4

triadic

#4780D4 #D44780 #80D447

tetradic

#4780D4 #D447C6 #D49B47 #47D454

square

#4780D4 #D447C6 #D49B47 #47D454

split-complementary

#4780D4 #D45447 #C6D447

monochromatic

#1E4782 #2A62B4 #4780D4 #79A2E0 #AAC4EB

Accessibility & contrast

On white

3.96

#4780D4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.31

#4780D4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4780D4

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4780D4	#FFFFFF	#000000	##000000
##4780D4	1.00	3.96	5.31	5.31
#FFFFFF	3.96	1.00	21.00	21.00
#000000	5.31	21.00	1.00	1.00
##000000	5.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A87D7

Deuteranopia (green-blind)

#457AD2

Tritanopia (blue-blind)

#0093A0

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #4780d4;
/* rgb */ color: rgb(71, 128, 212);
/* oklch */ color: oklch(60.2% 0.142 258.1);

Tailwind

colors: {
  custom: {
    50: '#88a4e1',
    500: '#4780d4',
    950: '#000000',
  },
}

SCSS

$custom: #4780d4;
$custom-light: #88a4e1;
$custom-dark: #000000;

JSON

{
  "hex": "#4780d4",
  "rgb": {
    "r": 71,
    "g": 128,
    "b": 212
  },
  "hsl": {
    "h": 215.745,
    "s": 62.115,
    "l": 55.49
  },
  "oklch": {
    "l": 0.60161,
    "c": 0.14195,
    "h": 258.1
  },
  "luminance": 0.21531
}

Semantic roles & 50–950 ramp

primary

#4780D4

secondary

#D9C19E

accent

#A343E5

background

#F9FAFD

surface

#F1F3FB

border

#CBCDD4

text

#0D0F15

muted

#7E7F83

Preview Lab

Preview with #4780D4

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

Preview Lab → · Contrast checker → · Palette generator →