#4780BB#4780BB

#4780BB is a mid, moderate cyan. Relative luminance 0.204; OKLCH L 58.7% C 0.109 H 250.9°. Best body text is #000000 at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#4780BB
RGB	rgb(71, 128, 187)
HSL	hsl(211, 46%, 51%)
HSV	hsv(211, 62%, 73%)
CMYK	cmyk(62%, 31.6%, 0%, 26.7%)
CIE-LAB	lab(52.25, -0.36, -36.55)
CIE-LCH	lch(52.25, 36.55, 269.43°)
OKLab	oklab(58.75% -0.0357 -0.1032)
OKLCH	oklch(58.75% 0.109 250.9)
XYZ	xyz(19.2841, 20.3640, 49.9185)
Luminance	0.2037 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4780BB #BB8247

analogous

#47BABB #4780BB #4847BB

triadic

#4780BB #BB4780 #80BB47

tetradic

#4780BB #BB47BA #BB8247 #47BB48

square

#4780BB #BB47BA #BB8247 #47BB48

split-complementary

#4780BB #BB4847 #BABB47

monochromatic

#254363 #356290 #4780BB #749FCC #A0BEDC

Accessibility & contrast

On white

4.14

#4780BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.07

#4780BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4780BB

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4780BB	#FFFFFF	#000000	##000000
##4780BB	1.00	4.14	5.07	5.07
#FFFFFF	4.14	1.00	21.00	21.00
#000000	5.07	21.00	1.00	1.00
##000000	5.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6783BE

Deuteranopia (green-blind)

#5778BA

Tritanopia (blue-blind)

#008E95

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #4780bb;
/* rgb */ color: rgb(71, 128, 187);
/* oklch */ color: oklch(58.7% 0.109 250.9);

Tailwind

colors: {
  custom: {
    50: '#85a4cf',
    500: '#4780bb',
    950: '#000000',
  },
}

SCSS

$custom: #4780bb;
$custom-light: #85a4cf;
$custom-dark: #000000;

JSON

{
  "hex": "#4780bb",
  "rgb": {
    "r": 71,
    "g": 128,
    "b": 187
  },
  "hsl": {
    "h": 210.517,
    "s": 46.032,
    "l": 50.588
  },
  "oklch": {
    "l": 0.58746,
    "c": 0.10922,
    "h": 250.9
  },
  "luminance": 0.20366
}

Semantic roles & 50–950 ramp

primary

#4780BB

secondary

#C9AF95

accent

#9552D6

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0C0F14

muted

#7D7F82

Preview Lab

Preview with #4780BB

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

Preview Lab → · Contrast checker → · Palette generator →