#186FC9#186FC9

#186FC9 is a mid, vivid cyan. Relative luminance 0.158; OKLCH L 54.3% C 0.160 H 254.0°. Best body text is #FFFFFF at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#186FC9
RGB	rgb(24, 111, 201)
HSL	hsl(211, 79%, 44%)
HSV	hsv(211, 88%, 79%)
CMYK	cmyk(88.1%, 44.8%, 0%, 21.2%)
CIE-LAB	lab(46.68, 9.30, -53.51)
CIE-LCH	lch(46.68, 54.31, 279.86°)
OKLab	oklab(54.26% -0.0441 -0.1537)
OKLCH	oklch(54.26% 0.16 254)
XYZ	xyz(16.5998, 15.7780, 57.4176)
Luminance	0.1578 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#186FC9 #C97218

analogous

#18C8C9 #186FC9 #1918C9

triadic

#186FC9 #C9186F #6FC918

tetradic

#186FC9 #C918C8 #C97218 #18C919

square

#186FC9 #C918C8 #C97218 #18C919

split-complementary

#186FC9 #C91918 #C8C918

monochromatic

#0B335C #115192 #186FC9 #378EE7 #6EADEE

Accessibility & contrast

On white

5.05

#186FC9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.16

#186FC9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #186FC9

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##186FC9	#FFFFFF	#000000	##FFFFFF
##186FC9	1.00	5.05	4.16	5.05
#FFFFFF	5.05	1.00	21.00	1.00
#000000	4.16	21.00	1.00	21.00
##FFFFFF	5.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F77CC

Deuteranopia (green-blind)

#1468C7

Tritanopia (blue-blind)

#008592

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #186fc9;
/* rgb */ color: rgb(24, 111, 201);
/* oklch */ color: oklch(54.3% 0.160 254.0);

Tailwind

colors: {
  custom: {
    50: '#7797da',
    500: '#186fc9',
    950: '#000000',
  },
}

SCSS

$custom: #186fc9;
$custom-light: #7797da;
$custom-dark: #000000;

JSON

{
  "hex": "#186fc9",
  "rgb": {
    "r": 24,
    "g": 111,
    "b": 201
  },
  "hsl": {
    "h": 210.508,
    "s": 78.667,
    "l": 44.118
  },
  "oklch": {
    "l": 0.5426,
    "c": 0.15988,
    "h": 254
  },
  "luminance": 0.1578
}

Semantic roles & 50–950 ramp

primary

#186FC9

secondary

#D49F69

accent

#9633F5

background

#F8F9FD

surface

#EFF2FB

border

#CACCD4

text

#0B0D15

muted

#7C7E83

Preview Lab

Preview with #186FC9

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

Preview Lab → · Contrast checker → · Palette generator →