#186A8D#186A8D

#186A8D is a mid, moderate cyan. Relative luminance 0.124; OKLCH L 49.4% C 0.093 H 232.2°. Best body text is #FFFFFF at 6.03:1 contrast (WCAG AA passes).

Color values

HEX	#186A8D
RGB	rgb(24, 106, 141)
HSL	hsl(198, 71%, 32%)
HSV	hsv(198, 83%, 55%)
CMYK	cmyk(83%, 24.8%, 0%, 44.7%)
CIE-LAB	lab(41.88, -10.83, -25.93)
CIE-LCH	lch(41.88, 28.10, 247.33°)
OKLab	oklab(49.42% -0.0567 -0.0731)
OKLCH	oklch(49.42% 0.093 232.2)
XYZ	xyz(10.3365, 12.4241, 27.0474)
Luminance	0.1242 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#186A8D #8D3B18

analogous

#188D76 #186A8D #182F8D

triadic

#186A8D #8D186A #6A8D18

tetradic

#186A8D #76188D #8D3B18 #2F8D18

square

#186A8D #76188D #8D3B18 #2F8D18

split-complementary

#186A8D #8D182F #8D7618

monochromatic

#061B24 #0F4359 #186A8D #2191C1 #41AFDF

Accessibility & contrast

On white

6.03

#186A8D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.49

#186A8D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #186A8D

6.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##186A8D	#FFFFFF	#000000	##FFFFFF
##186A8D	1.00	6.03	3.49	6.03
#FFFFFF	6.03	1.00	21.00	1.00
#000000	3.49	21.00	1.00	21.00
##FFFFFF	6.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#58698F

Deuteranopia (green-blind)

#495E8C

Tritanopia (blue-blind)

#007376

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #186a8d;
/* rgb */ color: rgb(24, 106, 141);
/* oklch */ color: oklch(49.4% 0.093 232.2);

Tailwind

colors: {
  custom: {
    50: '#6a94ae',
    500: '#186a8d',
    950: '#000000',
  },
}

SCSS

$custom: #186a8d;
$custom-light: #6a94ae;
$custom-dark: #000000;

JSON

{
  "hex": "#186a8d",
  "rgb": {
    "r": 24,
    "g": 106,
    "b": 141
  },
  "hsl": {
    "h": 197.949,
    "s": 70.909,
    "l": 32.353
  },
  "oklch": {
    "l": 0.49417,
    "c": 0.09251,
    "h": 232.2
  },
  "luminance": 0.12425
}

Semantic roles & 50–950 ramp

primary

#186A8D

secondary

#BF6742

accent

#703AEE

background

#F6F9FA

surface

#ECF1F4

border

#C7CBCE

text

#080D10

muted

#7A7E7F

Preview Lab

Preview with #186A8D

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

Preview Lab → · Contrast checker → · Palette generator →