#186D8D#186D8D

#186D8D is a mid, moderate cyan. Relative luminance 0.131; OKLCH L 50.2% C 0.091 H 229.0°. Best body text is #FFFFFF at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#186D8D
RGB	rgb(24, 109, 141)
HSL	hsl(196, 71%, 32%)
HSV	hsv(196, 83%, 55%)
CMYK	cmyk(83%, 22.7%, 0%, 44.7%)
CIE-LAB	lab(42.84, -12.58, -24.43)
CIE-LCH	lch(42.84, 27.48, 242.76°)
OKLab	oklab(50.19% -0.0597 -0.0687)
OKLCH	oklch(50.19% 0.091 229)
XYZ	xyz(10.6511, 13.0532, 27.1523)
Luminance	0.1305 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#186D8D #8D3818

analogous

#188D72 #186D8D #18338D

triadic

#186D8D #8D186D #6D8D18

tetradic

#186D8D #72188D #8D3818 #338D18

square

#186D8D #72188D #8D3818 #338D18

split-complementary

#186D8D #8D1833 #8D7218

monochromatic

#061C24 #0F4559 #186D8D #2195C1 #41B3DF

Accessibility & contrast

On white

5.82

#186D8D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#186D8D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #186D8D

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##186D8D	#FFFFFF	#000000	##FFFFFF
##186D8D	1.00	5.82	3.61	5.82
#FFFFFF	5.82	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C6B8F

Deuteranopia (green-blind)

#4D608D

Tritanopia (blue-blind)

#007678

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #186d8d;
/* rgb */ color: rgb(24, 109, 141);
/* oklch */ color: oklch(50.2% 0.091 229.0);

Tailwind

colors: {
  custom: {
    50: '#6a96ae',
    500: '#186d8d',
    950: '#000000',
  },
}

SCSS

$custom: #186d8d;
$custom-light: #6a96ae;
$custom-dark: #000000;

JSON

{
  "hex": "#186d8d",
  "rgb": {
    "r": 24,
    "g": 109,
    "b": 141
  },
  "hsl": {
    "h": 196.41,
    "s": 70.909,
    "l": 32.353
  },
  "oklch": {
    "l": 0.50185,
    "c": 0.09103,
    "h": 229
  },
  "luminance": 0.13055
}

Semantic roles & 50–950 ramp

primary

#186D8D

secondary

#BF6442

accent

#6B3AEE

background

#F6F9FA

surface

#ECF2F4

border

#C7CCCE

text

#080D10

muted

#7A7E7F

Preview Lab

Preview with #186D8D

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

Preview Lab → · Contrast checker → · Palette generator →