#4783CC#4783CC

#4783CC is a mid, vivid cyan. Relative luminance 0.219; OKLCH L 60.4% C 0.128 H 254.5°. Best body text is #000000 at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#4783CC
RGB	rgb(71, 131, 204)
HSL	hsl(213, 57%, 54%)
HSV	hsv(213, 65%, 80%)
CMYK	cmyk(65.2%, 35.8%, 0%, 20%)
CIE-LAB	lab(53.95, 3.65, -43.55)
CIE-LCH	lch(53.95, 43.70, 274.79°)
OKLab	oklab(60.36% -0.0342 -0.1236)
OKLCH	oklch(60.36% 0.128 254.5)
XYZ	xyz(21.6100, 21.9297, 60.2090)
Luminance	0.2193 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4783CC #CC9047

analogous

#47C6CC #4783CC #4E47CC

triadic

#4783CC #CC4783 #83CC47

tetradic

#4783CC #CC47C6 #CC9047 #47CC4E

square

#4783CC #CC47C6 #CC9047 #47CC4E

split-complementary

#4783CC #CC4E47 #C6CC47

monochromatic

#214877 #2E65A7 #4783CC #77A3D9 #A7C4E7

Accessibility & contrast

On white

3.90

#4783CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.39

#4783CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4783CC

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4783CC	#FFFFFF	#000000	##000000
##4783CC	1.00	3.90	5.39	5.39
#FFFFFF	3.90	1.00	21.00	21.00
#000000	5.39	21.00	1.00	1.00
##000000	5.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6388CF

Deuteranopia (green-blind)

#507BCB

Tritanopia (blue-blind)

#00949E

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #4783cc;
/* rgb */ color: rgb(71, 131, 204);
/* oklch */ color: oklch(60.4% 0.128 254.5);

Tailwind

colors: {
  custom: {
    50: '#87a6dc',
    500: '#4783cc',
    950: '#000000',
  },
}

SCSS

$custom: #4783cc;
$custom-light: #87a6dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4783cc",
  "rgb": {
    "r": 71,
    "g": 131,
    "b": 204
  },
  "hsl": {
    "h": 212.932,
    "s": 56.596,
    "l": 53.922
  },
  "oklch": {
    "l": 0.60357,
    "c": 0.12825,
    "h": 254.5
  },
  "luminance": 0.21932
}

Semantic roles & 50–950 ramp

primary

#4783CC

secondary

#D4BA9B

accent

#9B48E0

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #4783CC

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

Preview Lab → · Contrast checker → · Palette generator →