#4780CB#4780CB

#4780CB is a mid, vivid cyan. Relative luminance 0.211; OKLCH L 59.6% C 0.130 H 256.0°. Best body text is #000000 at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#4780CB
RGB	rgb(71, 128, 203)
HSL	hsl(214, 56%, 54%)
HSV	hsv(214, 65%, 80%)
CMYK	cmyk(65%, 36.9%, 0%, 20.4%)
CIE-LAB	lab(53.05, 5.11, -44.42)
CIE-LCH	lch(53.05, 44.71, 276.56°)
OKLab	oklab(59.63% -0.0314 -0.1262)
OKLCH	oklch(59.63% 0.13 256)
XYZ	xyz(21.0933, 21.0877, 59.4470)
Luminance	0.2109 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4780CB #CB9247

analogous

#47C2CB #4780CB #5047CB

triadic

#4780CB #CB4780 #80CB47

tetradic

#4780CB #CB47C2 #CB9247 #47CB50

square

#4780CB #CB47C2 #CB9247 #47CB50

split-complementary

#4780CB #CB5047 #C2CB47

monochromatic

#214676 #2F62A6 #4780CB #77A1D8 #A6C2E6

Accessibility & contrast

On white

4.02

#4780CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.22

#4780CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4780CB

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4780CB	#FFFFFF	#000000	##000000
##4780CB	1.00	4.02	5.22	5.22
#FFFFFF	4.02	1.00	21.00	21.00
#000000	5.22	21.00	1.00	1.00
##000000	5.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F85CE

Deuteranopia (green-blind)

#4C79C9

Tritanopia (blue-blind)

#00919C

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #4780cb;
/* rgb */ color: rgb(71, 128, 203);
/* oklch */ color: oklch(59.6% 0.130 256.0);

Tailwind

colors: {
  custom: {
    50: '#87a4db',
    500: '#4780cb',
    950: '#000000',
  },
}

SCSS

$custom: #4780cb;
$custom-light: #87a4db;
$custom-dark: #000000;

JSON

{
  "hex": "#4780cb",
  "rgb": {
    "r": 71,
    "g": 128,
    "b": 203
  },
  "hsl": {
    "h": 214.091,
    "s": 55.932,
    "l": 53.725
  },
  "oklch": {
    "l": 0.59633,
    "c": 0.13003,
    "h": 256
  },
  "luminance": 0.2109
}

Semantic roles & 50–950 ramp

primary

#4780CB

secondary

#D3BB9B

accent

#9E49DF

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #4780CB

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

Preview Lab → · Contrast checker → · Palette generator →