#4780D2#4780D2

#4780D2 is a mid, vivid blue. Relative luminance 0.214; OKLCH L 60.0% C 0.139 H 257.6°. Best body text is #000000 at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#4780D2
RGB	rgb(71, 128, 210)
HSL	hsl(215, 61%, 55%)
HSV	hsv(215, 66%, 82%)
CMYK	cmyk(66.2%, 39%, 0%, 17.6%)
CIE-LAB	lab(53.42, 7.54, -47.80)
CIE-LCH	lch(53.42, 48.39, 278.96°)
OKLab	oklab(60.04% -0.0298 -0.1361)
OKLCH	oklch(60.04% 0.139 257.6)
XYZ	xyz(21.9464, 21.4289, 63.9399)
Luminance	0.2143 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4780D2 #D29947

analogous

#47C5D2 #4780D2 #5447D2

triadic

#4780D2 #D24780 #80D247

tetradic

#4780D2 #D247C5 #D29947 #47D254

square

#4780D2 #D247C5 #D29947 #47D254

split-complementary

#4780D2 #D25447 #C5D247

monochromatic

#1F477F #2B62B1 #4780D2 #78A2DE #A9C4EA

Accessibility & contrast

On white

3.97

#4780D2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.29

#4780D2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4780D2

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4780D2	#FFFFFF	#000000	##000000
##4780D2	1.00	3.97	5.29	5.29
#FFFFFF	3.97	1.00	21.00	21.00
#000000	5.29	21.00	1.00	1.00
##000000	5.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B87D5

Deuteranopia (green-blind)

#467AD0

Tritanopia (blue-blind)

#00939F

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #4780d2;
/* rgb */ color: rgb(71, 128, 210);
/* oklch */ color: oklch(60.0% 0.139 257.6);

Tailwind

colors: {
  custom: {
    50: '#88a4e0',
    500: '#4780d2',
    950: '#000000',
  },
}

SCSS

$custom: #4780d2;
$custom-light: #88a4e0;
$custom-dark: #000000;

JSON

{
  "hex": "#4780d2",
  "rgb": {
    "r": 71,
    "g": 128,
    "b": 210
  },
  "hsl": {
    "h": 215.396,
    "s": 60.699,
    "l": 55.098
  },
  "oklch": {
    "l": 0.60042,
    "c": 0.13929,
    "h": 257.6
  },
  "luminance": 0.21431
}

Semantic roles & 50–950 ramp

primary

#4780D2

secondary

#D8C09D

accent

#A244E4

background

#F8FAFD

surface

#F0F3FB

border

#CBCDD4

text

#0D0F15

muted

#7D7F83

Preview Lab

Preview with #4780D2

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

Preview Lab → · Contrast checker → · Palette generator →