#186C8A#186C8A

#186C8A is a mid, moderate cyan. Relative luminance 0.128; OKLCH L 49.8% C 0.089 H 227.6°. Best body text is #FFFFFF at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#186C8A
RGB	rgb(24, 108, 138)
HSL	hsl(196, 70%, 32%)
HSV	hsv(196, 83%, 54%)
CMYK	cmyk(82.6%, 21.7%, 0%, 45.9%)
CIE-LAB	lab(42.39, -13.10, -23.34)
CIE-LCH	lch(42.39, 26.77, 240.69°)
OKLab	oklab(49.78% -0.0598 -0.0656)
OKLCH	oklch(49.78% 0.089 227.6)
XYZ	xyz(10.3248, 12.7530, 25.9572)
Luminance	0.1275 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#186C8A #8A3618

analogous

#188A6F #186C8A #18338A

triadic

#186C8A #8A186C #6C8A18

tetradic

#186C8A #6F188A #8A3618 #338A18

square

#186C8A #6F188A #8A3618 #338A18

split-complementary

#186C8A #8A1833 #8A6F18

monochromatic

#061A22 #0F4356 #186C8A #2195BE #3FB4DE

Accessibility & contrast

On white

5.91

#186C8A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#186C8A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #186C8A

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##186C8A	#FFFFFF	#000000	##FFFFFF
##186C8A	1.00	5.91	3.55	5.91
#FFFFFF	5.91	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C6A8B

Deuteranopia (green-blind)

#4D5F8A

Tritanopia (blue-blind)

#007576

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #186c8a;
/* rgb */ color: rgb(24, 108, 138);
/* oklch */ color: oklch(49.8% 0.089 227.6);

Tailwind

colors: {
  custom: {
    50: '#6a96ac',
    500: '#186c8a',
    950: '#000000',
  },
}

SCSS

$custom: #186c8a;
$custom-light: #6a96ac;
$custom-dark: #000000;

JSON

{
  "hex": "#186c8a",
  "rgb": {
    "r": 24,
    "g": 108,
    "b": 138
  },
  "hsl": {
    "h": 195.789,
    "s": 70.37,
    "l": 31.765
  },
  "oklch": {
    "l": 0.49777,
    "c": 0.0888,
    "h": 227.6
  },
  "luminance": 0.12754
}

Semantic roles & 50–950 ramp

primary

#186C8A

secondary

#BD6140

accent

#6A3BED

background

#F6F9FA

surface

#ECF1F4

border

#C7CBCE

text

#070D10

muted

#7A7E7F

Preview Lab

Preview with #186C8A

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

Preview Lab → · Contrast checker → · Palette generator →