#186F8E#186F8E

#186F8E is a mid, moderate cyan. Relative luminance 0.135; OKLCH L 50.7% C 0.091 H 227.7°. Best body text is #FFFFFF at 5.67:1 contrast (WCAG AA passes).

Color values

HEX	#186F8E
RGB	rgb(24, 111, 142)
HSL	hsl(196, 71%, 33%)
HSV	hsv(196, 83%, 56%)
CMYK	cmyk(83.1%, 21.8%, 0%, 44.3%)
CIE-LAB	lab(43.53, -13.36, -23.97)
CIE-LCH	lch(43.53, 27.44, 240.86°)
OKLab	oklab(50.75% -0.0612 -0.0674)
OKLCH	oklch(50.75% 0.091 227.7)
XYZ	xyz(10.9416, 13.5147, 27.6179)
Luminance	0.1352 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#186F8E #8E3718

analogous

#188E72 #186F8E #18348E

triadic

#186F8E #8E186F #6F8E18

tetradic

#186F8E #72188E #8E3718 #348E18

square

#186F8E #72188E #8E3718 #348E18

split-complementary

#186F8E #8E1834 #8E7218

monochromatic

#061D25 #0F465A #186F8E #2198C2 #41B6DF

Accessibility & contrast

On white

5.67

#186F8E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#186F8E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #186F8E

5.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##186F8E	#FFFFFF	#000000	##FFFFFF
##186F8E	1.00	5.67	3.70	5.67
#FFFFFF	5.67	1.00	21.00	1.00
#000000	3.70	21.00	1.00	21.00
##FFFFFF	5.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F6D90

Deuteranopia (green-blind)

#4F628E

Tritanopia (blue-blind)

#007879

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #186f8e;
/* rgb */ color: rgb(24, 111, 142);
/* oklch */ color: oklch(50.7% 0.091 227.7);

Tailwind

colors: {
  custom: {
    50: '#6b98af',
    500: '#186f8e',
    950: '#000000',
  },
}

SCSS

$custom: #186f8e;
$custom-light: #6b98af;
$custom-dark: #000000;

JSON

{
  "hex": "#186f8e",
  "rgb": {
    "r": 24,
    "g": 111,
    "b": 142
  },
  "hsl": {
    "h": 195.763,
    "s": 71.084,
    "l": 32.549
  },
  "oklch": {
    "l": 0.50748,
    "c": 0.09107,
    "h": 227.7
  },
  "luminance": 0.13516
}

Semantic roles & 50–950 ramp

primary

#186F8E

secondary

#C06342

accent

#693AEE

background

#F6F9FA

surface

#ECF2F4

border

#C7CCCE

text

#080D10

muted

#7A7E7F

Preview Lab

Preview with #186F8E

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

Preview Lab → · Contrast checker → · Palette generator →