#4182C9#4182C9

#4182C9 is a mid, vivid cyan. Relative luminance 0.213; OKLCH L 59.7% C 0.128 H 252.5°. Best body text is #000000 at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#4182C9
RGB	rgb(65, 130, 201)
HSL	hsl(211, 56%, 52%)
HSV	hsv(211, 68%, 79%)
CMYK	cmyk(67.7%, 35.3%, 0%, 21.2%)
CIE-LAB	lab(53.28, 2.21, -42.93)
CIE-LCH	lch(53.28, 42.98, 272.94°)
OKLab	oklab(59.72% -0.0384 -0.1219)
OKLCH	oklch(59.72% 0.128 252.5)
XYZ	xyz(20.7013, 21.3040, 58.2681)
Luminance	0.2131 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4182C9 #C98841

analogous

#41C6C9 #4182C9 #4441C9

triadic

#4182C9 #C94182 #82C941

tetradic

#4182C9 #C941C6 #C98841 #41C944

square

#4182C9 #C941C6 #C98841 #41C944

split-complementary

#4182C9 #C94441 #C6C941

monochromatic

#204670 #2D649F #4182C9 #71A1D7 #A0C1E4

Accessibility & contrast

On white

3.99

#4182C9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.26

#4182C9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4182C9

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4182C9	#FFFFFF	#000000	##000000
##4182C9	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)

#6286CC

Deuteranopia (green-blind)

#4F79C8

Tritanopia (blue-blind)

#00939C

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #4182c9;
/* rgb */ color: rgb(65, 130, 201);
/* oklch */ color: oklch(59.7% 0.128 252.5);

Tailwind

colors: {
  custom: {
    50: '#84a5da',
    500: '#4182c9',
    950: '#000000',
  },
}

SCSS

$custom: #4182c9;
$custom-light: #84a5da;
$custom-dark: #000000;

JSON

{
  "hex": "#4182c9",
  "rgb": {
    "r": 65,
    "g": 130,
    "b": 201
  },
  "hsl": {
    "h": 211.324,
    "s": 55.738,
    "l": 52.157
  },
  "oklch": {
    "l": 0.59718,
    "c": 0.12777,
    "h": 252.5
  },
  "luminance": 0.21306
}

Semantic roles & 50–950 ramp

primary

#4182C9

secondary

#D1B495

accent

#9749DF

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #4182C9

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

Preview Lab → · Contrast checker → · Palette generator →