#4780CF#4780CF

#4780CF is a mid, vivid cyan. Relative luminance 0.213; OKLCH L 59.9% C 0.135 H 257.0°. Best body text is #000000 at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#4780CF
RGB	rgb(71, 128, 207)
HSL	hsl(215, 59%, 55%)
HSV	hsv(215, 66%, 81%)
CMYK	cmyk(65.7%, 38.2%, 0%, 18.8%)
CIE-LAB	lab(53.26, 6.50, -46.36)
CIE-LCH	lch(53.26, 46.81, 277.98°)
OKLab	oklab(59.87% -0.0305 -0.1318)
OKLCH	oklch(59.87% 0.135 257)
XYZ	xyz(21.5761, 21.2808, 61.9899)
Luminance	0.2128 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4780CF #CF9647

analogous

#47C4CF #4780CF #5247CF

triadic

#4780CF #CF4780 #80CF47

tetradic

#4780CF #CF47C4 #CF9647 #47CF52

square

#4780CF #CF47C4 #CF9647 #47CF52

split-complementary

#4780CF #CF5247 #C4CF47

monochromatic

#20467B #2D62AC #4780CF #78A2DC #A8C3E8

Accessibility & contrast

On white

3.99

#4780CF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.26

#4780CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4780CF

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4780CF	#FFFFFF	#000000	##000000
##4780CF	1.00	3.99	5.26	5.26
#FFFFFF	3.99	1.00	21.00	21.00
#000000	5.26	21.00	1.00	1.00
##000000	5.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D86D2

Deuteranopia (green-blind)

#4979CD

Tritanopia (blue-blind)

#00929D

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #4780cf;
/* rgb */ color: rgb(71, 128, 207);
/* oklch */ color: oklch(59.9% 0.135 257.0);

Tailwind

colors: {
  custom: {
    50: '#88a4de',
    500: '#4780cf',
    950: '#000000',
  },
}

SCSS

$custom: #4780cf;
$custom-light: #88a4de;
$custom-dark: #000000;

JSON

{
  "hex": "#4780cf",
  "rgb": {
    "r": 71,
    "g": 128,
    "b": 207
  },
  "hsl": {
    "h": 214.853,
    "s": 58.621,
    "l": 54.51
  },
  "oklch": {
    "l": 0.59865,
    "c": 0.13532,
    "h": 257
  },
  "luminance": 0.21283
}

Semantic roles & 50–950 ramp

primary

#4780CF

secondary

#D6BE9C

accent

#A146E2

background

#F8FAFD

surface

#F0F3FB

border

#CBCDD4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #4780CF

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

Preview Lab → · Contrast checker → · Palette generator →