#186D90#186D90

#186D90 is a mid, moderate cyan. Relative luminance 0.131; OKLCH L 50.3% C 0.094 H 231.4°. Best body text is #FFFFFF at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#186D90
RGB	rgb(24, 109, 144)
HSL	hsl(198, 71%, 33%)
HSV	hsv(198, 83%, 56%)
CMYK	cmyk(83.3%, 24.3%, 0%, 43.5%)
CIE-LAB	lab(42.98, -11.47, -26.01)
CIE-LCH	lch(42.98, 28.43, 246.21°)
OKLab	oklab(50.34% -0.0585 -0.0733)
OKLCH	oklch(50.34% 0.094 231.4)
XYZ	xyz(10.8773, 13.1437, 28.3439)
Luminance	0.1315 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#186D90 #903B18

analogous

#189077 #186D90 #183190

triadic

#186D90 #90186D #6D9018

tetradic

#186D90 #771890 #903B18 #319018

square

#186D90 #771890 #903B18 #319018

split-complementary

#186D90 #901831 #907718

monochromatic

#071E27 #0F455C #186D90 #2195C4 #43B2E0

Accessibility & contrast

On white

5.79

#186D90 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#186D90 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #186D90

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##186D90	#FFFFFF	#000000	##FFFFFF
##186D90	1.00	5.79	3.63	5.79
#FFFFFF	5.79	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B6C92

Deuteranopia (green-blind)

#4C618F

Tritanopia (blue-blind)

#007679

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #186d90;
/* rgb */ color: rgb(24, 109, 144);
/* oklch */ color: oklch(50.3% 0.094 231.4);

Tailwind

colors: {
  custom: {
    50: '#6b96b0',
    500: '#186d90',
    950: '#000000',
  },
}

SCSS

$custom: #186d90;
$custom-light: #6b96b0;
$custom-dark: #000000;

JSON

{
  "hex": "#186d90",
  "rgb": {
    "r": 24,
    "g": 109,
    "b": 144
  },
  "hsl": {
    "h": 197.5,
    "s": 71.429,
    "l": 32.941
  },
  "oklch": {
    "l": 0.50338,
    "c": 0.09381,
    "h": 231.4
  },
  "luminance": 0.13145
}

Semantic roles & 50–950 ramp

primary

#186D90

secondary

#C06843

accent

#6E3AEE

background

#F7F9FA

surface

#EDF2F5

border

#C8CCCF

text

#080D10

muted

#7B7E7F

Preview Lab

Preview with #186D90

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

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