#186A90#186A90

#186A90 is a mid, moderate cyan. Relative luminance 0.125; OKLCH L 49.6% C 0.096 H 234.4°. Best body text is #FFFFFF at 5.99:1 contrast (WCAG AA passes).

Color values

HEX	#186A90
RGB	rgb(24, 106, 144)
HSL	hsl(199, 71%, 33%)
HSV	hsv(199, 83%, 56%)
CMYK	cmyk(83.3%, 26.4%, 0%, 43.5%)
CIE-LAB	lab(42.02, -9.71, -27.50)
CIE-LCH	lch(42.02, 29.17, 250.56°)
OKLab	oklab(49.58% -0.0556 -0.0777)
OKLCH	oklch(49.58% 0.096 234.4)
XYZ	xyz(10.5627, 12.5146, 28.2390)
Luminance	0.1252 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#186A90 #903E18

analogous

#18907A #186A90 #182E90

triadic

#186A90 #90186A #6A9018

tetradic

#186A90 #7A1890 #903E18 #2E9018

square

#186A90 #7A1890 #903E18 #2E9018

split-complementary

#186A90 #90182E #907A18

monochromatic

#071D27 #0F435C #186A90 #2191C4 #43AEE0

Accessibility & contrast

On white

5.99

#186A90 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.50

#186A90 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #186A90

5.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##186A90	#FFFFFF	#000000	##FFFFFF
##186A90	1.00	5.99	3.50	5.99
#FFFFFF	5.99	1.00	21.00	1.00
#000000	3.50	21.00	1.00	21.00
##FFFFFF	5.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#576992

Deuteranopia (green-blind)

#475E8F

Tritanopia (blue-blind)

#007477

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #186a90;
/* rgb */ color: rgb(24, 106, 144);
/* oklch */ color: oklch(49.6% 0.096 234.4);

Tailwind

colors: {
  custom: {
    50: '#6b94b0',
    500: '#186a90',
    950: '#000000',
  },
}

SCSS

$custom: #186a90;
$custom-light: #6b94b0;
$custom-dark: #000000;

JSON

{
  "hex": "#186a90",
  "rgb": {
    "r": 24,
    "g": 106,
    "b": 144
  },
  "hsl": {
    "h": 199,
    "s": 71.429,
    "l": 32.941
  },
  "oklch": {
    "l": 0.49575,
    "c": 0.09551,
    "h": 234.4
  },
  "luminance": 0.12516
}

Semantic roles & 50–950 ramp

primary

#186A90

secondary

#C06B43

accent

#733AEE

background

#F6F9FA

surface

#ECF1F5

border

#C7CBCF

text

#080D10

muted

#7A7E7F

Preview Lab

Preview with #186A90

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

Preview Lab → · Contrast checker → · Palette generator →