#186EC9#186EC9

#186EC9 is a mid, vivid cyan. Relative luminance 0.156; OKLCH L 54.0% C 0.161 H 254.4°. Best body text is #FFFFFF at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#186EC9
RGB	rgb(24, 110, 201)
HSL	hsl(211, 79%, 44%)
HSV	hsv(211, 88%, 79%)
CMYK	cmyk(88.1%, 45.3%, 0%, 21.2%)
CIE-LAB	lab(46.39, 9.94, -53.97)
CIE-LCH	lch(46.39, 54.88, 280.43°)
OKLab	oklab(54.04% -0.0433 -0.1551)
OKLCH	oklch(54.04% 0.161 254.4)
XYZ	xyz(16.4913, 15.5610, 57.3814)
Luminance	0.1556 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#186EC9 #C97318

analogous

#18C7C9 #186EC9 #1A18C9

triadic

#186EC9 #C9186E #6EC918

tetradic

#186EC9 #C918C7 #C97318 #18C91A

square

#186EC9 #C918C7 #C97318 #18C91A

split-complementary

#186EC9 #C91A18 #C7C918

monochromatic

#0B325C #115092 #186EC9 #378DE7 #6EACEE

Accessibility & contrast

On white

5.11

#186EC9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.11

#186EC9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #186EC9

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##186EC9	#FFFFFF	#000000	##FFFFFF
##186EC9	1.00	5.11	4.11	5.11
#FFFFFF	5.11	1.00	21.00	1.00
#000000	4.11	21.00	1.00	21.00
##FFFFFF	5.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C76CC

Deuteranopia (green-blind)

#0E67C7

Tritanopia (blue-blind)

#008492

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #186ec9;
/* rgb */ color: rgb(24, 110, 201);
/* oklch */ color: oklch(54.0% 0.161 254.4);

Tailwind

colors: {
  custom: {
    50: '#7796da',
    500: '#186ec9',
    950: '#000000',
  },
}

SCSS

$custom: #186ec9;
$custom-light: #7796da;
$custom-dark: #000000;

JSON

{
  "hex": "#186ec9",
  "rgb": {
    "r": 24,
    "g": 110,
    "b": 201
  },
  "hsl": {
    "h": 210.847,
    "s": 78.667,
    "l": 44.118
  },
  "oklch": {
    "l": 0.54036,
    "c": 0.16102,
    "h": 254.4
  },
  "luminance": 0.15563
}

Semantic roles & 50–950 ramp

primary

#186EC9

secondary

#D4A069

accent

#9733F5

background

#F8F9FD

surface

#EFF1FB

border

#CACBD4

text

#0B0D15

muted

#7C7E83

Preview Lab

Preview with #186EC9

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

Preview Lab → · Contrast checker → · Palette generator →