#186BC9#186BC9

#186BC9 is a mid, vivid cyan. Relative luminance 0.149; OKLCH L 53.4% C 0.164 H 255.5°. Best body text is #FFFFFF at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#186BC9
RGB	rgb(24, 107, 201)
HSL	hsl(212, 79%, 44%)
HSV	hsv(212, 88%, 79%)
CMYK	cmyk(88.1%, 46.8%, 0%, 21.2%)
CIE-LAB	lab(45.53, 11.85, -55.36)
CIE-LCH	lch(45.53, 56.61, 282.08°)
OKLab	oklab(53.37% -0.0412 -0.1592)
OKLCH	oklch(53.37% 0.164 255.5)
XYZ	xyz(16.1730, 14.9245, 57.2753)
Luminance	0.1493 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#186BC9 #C97618

analogous

#18C4C9 #186BC9 #1D18C9

triadic

#186BC9 #C9186B #6BC918

tetradic

#186BC9 #C918C4 #C97618 #18C91D

square

#186BC9 #C918C4 #C97618 #18C91D

split-complementary

#186BC9 #C91D18 #C4C918

monochromatic

#0B315C #114E92 #186BC9 #378AE7 #6EAAEE

Accessibility & contrast

On white

5.27

#186BC9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.99

#186BC9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #186BC9

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##186BC9	#FFFFFF	#000000	##FFFFFF
##186BC9	1.00	5.27	3.99	5.27
#FFFFFF	5.27	1.00	21.00	1.00
#000000	3.99	21.00	1.00	21.00
##FFFFFF	5.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3674CD

Deuteranopia (green-blind)

#0065C7

Tritanopia (blue-blind)

#008290

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #186bc9;
/* rgb */ color: rgb(24, 107, 201);
/* oklch */ color: oklch(53.4% 0.164 255.5);

Tailwind

colors: {
  custom: {
    50: '#7794da',
    500: '#186bc9',
    950: '#000000',
  },
}

SCSS

$custom: #186bc9;
$custom-light: #7794da;
$custom-dark: #000000;

JSON

{
  "hex": "#186bc9",
  "rgb": {
    "r": 24,
    "g": 107,
    "b": 201
  },
  "hsl": {
    "h": 211.864,
    "s": 78.667,
    "l": 44.118
  },
  "oklch": {
    "l": 0.53368,
    "c": 0.16448,
    "h": 255.5
  },
  "luminance": 0.14927
}

Semantic roles & 50–950 ramp

primary

#186BC9

secondary

#D4A269

accent

#9A33F5

background

#F8F9FD

surface

#EFF1FB

border

#CACBD4

text

#0B0D15

muted

#7C7E83

Preview Lab

Preview with #186BC9

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

Preview Lab → · Contrast checker → · Palette generator →