#4183D4#4183D4

#4183D4 is a mid, vivid cyan. Relative luminance 0.221; OKLCH L 60.6% C 0.141 H 254.9°. Best body text is #000000 at 5.42:1 contrast (WCAG AA passes).

Color values

HEX	#4183D4
RGB	rgb(65, 131, 212)
HSL	hsl(213, 63%, 54%)
HSV	hsv(213, 69%, 83%)
CMYK	cmyk(69.3%, 38.2%, 0%, 16.9%)
CIE-LAB	lab(54.14, 5.48, -47.79)
CIE-LCH	lch(54.14, 48.10, 276.54°)
OKLab	oklab(60.58% -0.0366 -0.1361)
OKLCH	oklch(60.58% 0.141 254.9)
XYZ	xyz(22.1756, 22.1075, 65.3731)
Luminance	0.2211 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4183D4 #D49241

analogous

#41CDD4 #4183D4 #4941D4

triadic

#4183D4 #D44183 #83D441

tetradic

#4183D4 #D441CD #D49241 #41D449

square

#4183D4 #D441CD #D49241 #41D449

split-complementary

#4183D4 #D44941 #CDD441

monochromatic

#1D487E #2865B0 #4183D4 #73A4DF #A5C4EB

Accessibility & contrast

On white

3.87

#4183D4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.42

#4183D4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4183D4

5.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4183D4	#FFFFFF	#000000	##000000
##4183D4	1.00	3.87	5.42	5.42
#FFFFFF	3.87	1.00	21.00	21.00
#000000	5.42	21.00	1.00	1.00
##000000	5.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E89D7

Deuteranopia (green-blind)

#487BD2

Tritanopia (blue-blind)

#0096A1

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #4183d4;
/* rgb */ color: rgb(65, 131, 212);
/* oklch */ color: oklch(60.6% 0.141 254.9);

Tailwind

colors: {
  custom: {
    50: '#86a6e1',
    500: '#4183d4',
    950: '#000000',
  },
}

SCSS

$custom: #4183d4;
$custom-light: #86a6e1;
$custom-dark: #000000;

JSON

{
  "hex": "#4183d4",
  "rgb": {
    "r": 65,
    "g": 131,
    "b": 212
  },
  "hsl": {
    "h": 213.061,
    "s": 63.09,
    "l": 54.314
  },
  "oklch": {
    "l": 0.60577,
    "c": 0.14094,
    "h": 254.9
  },
  "luminance": 0.2211
}

Semantic roles & 50–950 ramp

primary

#4183D4

secondary

#D8BC99

accent

#9C42E6

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #4183D4

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

Preview Lab → · Contrast checker → · Palette generator →