#186F8A#186F8A

#186F8A is a mid, moderate cyan. Relative luminance 0.134; OKLCH L 50.6% C 0.088 H 224.3°. Best body text is #FFFFFF at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#186F8A
RGB	rgb(24, 111, 138)
HSL	hsl(194, 70%, 32%)
HSV	hsv(194, 83%, 54%)
CMYK	cmyk(82.6%, 19.6%, 0%, 45.9%)
CIE-LAB	lab(43.35, -14.82, -21.85)
CIE-LCH	lch(43.35, 26.40, 235.86°)
OKLab	oklab(50.55% -0.0628 -0.0613)
OKLCH	oklch(50.55% 0.088 224.3)
XYZ	xyz(10.6467, 13.3967, 26.0645)
Luminance	0.1340 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#186F8A #8A3318

analogous

#188A6C #186F8A #18368A

triadic

#186F8A #8A186F #6F8A18

tetradic

#186F8A #6C188A #8A3318 #368A18

square

#186F8A #6C188A #8A3318 #368A18

split-complementary

#186F8A #8A1836 #8A6C18

monochromatic

#061B22 #0F4556 #186F8A #2199BE #3FB8DE

Accessibility & contrast

On white

5.71

#186F8A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#186F8A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #186F8A

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##186F8A	#FFFFFF	#000000	##FFFFFF
##186F8A	1.00	5.71	3.68	5.71
#FFFFFF	5.71	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#606C8B

Deuteranopia (green-blind)

#51628A

Tritanopia (blue-blind)

#007778

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #186f8a;
/* rgb */ color: rgb(24, 111, 138);
/* oklch */ color: oklch(50.6% 0.088 224.3);

Tailwind

colors: {
  custom: {
    50: '#6a98ac',
    500: '#186f8a',
    950: '#000000',
  },
}

SCSS

$custom: #186f8a;
$custom-light: #6a98ac;
$custom-dark: #000000;

JSON

{
  "hex": "#186f8a",
  "rgb": {
    "r": 24,
    "g": 111,
    "b": 138
  },
  "hsl": {
    "h": 194.211,
    "s": 70.37,
    "l": 31.765
  },
  "oklch": {
    "l": 0.50551,
    "c": 0.08778,
    "h": 224.3
  },
  "luminance": 0.13398
}

Semantic roles & 50–950 ramp

primary

#186F8A

secondary

#BD5E40

accent

#653BED

background

#F6F9FA

surface

#ECF2F4

border

#C7CCCE

text

#080D10

muted

#7A7E7F

Preview Lab

Preview with #186F8A

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

Preview Lab → · Contrast checker → · Palette generator →