#186CA1#186CA1

#186CA1 is a mid, moderate cyan. Relative luminance 0.135; OKLCH L 51.0% C 0.113 H 242.7°. Best body text is #FFFFFF at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#186CA1
RGB	rgb(24, 108, 161)
HSL	hsl(203, 74%, 36%)
HSV	hsv(203, 85%, 63%)
CMYK	cmyk(85.1%, 32.9%, 0%, 36.9%)
CIE-LAB	lab(43.49, -4.43, -35.30)
CIE-LCH	lch(43.49, 35.58, 262.85°)
OKLab	oklab(51.02% -0.0517 -0.1003)
OKLCH	oklch(51.02% 0.113 242.7)
XYZ	xyz(12.1697, 13.4910, 35.6739)
Luminance	0.1349 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#186CA1 #A14D18

analogous

#18A192 #186CA1 #1827A1

triadic

#186CA1 #A1186C #6CA118

tetradic

#186CA1 #9218A1 #A14D18 #27A118

square

#186CA1 #9218A1 #A14D18 #27A118

split-complementary

#186CA1 #A11827 #A19218

monochromatic

#082536 #10486C #186CA1 #2090D6 #4FABE5

Accessibility & contrast

On white

5.68

#186CA1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#186CA1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #186CA1

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##186CA1	#FFFFFF	#000000	##FFFFFF
##186CA1	1.00	5.68	3.70	5.68
#FFFFFF	5.68	1.00	21.00	1.00
#000000	3.70	21.00	1.00	21.00
##FFFFFF	5.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#536DA3

Deuteranopia (green-blind)

#4061A0

Tritanopia (blue-blind)

#00797F

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #186ca1;
/* rgb */ color: rgb(24, 108, 161);
/* oklch */ color: oklch(51.0% 0.113 242.7);

Tailwind

colors: {
  custom: {
    50: '#6e95bd',
    500: '#186ca1',
    950: '#000000',
  },
}

SCSS

$custom: #186ca1;
$custom-light: #6e95bd;
$custom-dark: #000000;

JSON

{
  "hex": "#186ca1",
  "rgb": {
    "r": 24,
    "g": 108,
    "b": 161
  },
  "hsl": {
    "h": 203.212,
    "s": 74.054,
    "l": 36.275
  },
  "oklch": {
    "l": 0.5102,
    "c": 0.11288,
    "h": 242.7
  },
  "luminance": 0.13493
}

Semantic roles & 50–950 ramp

primary

#186CA1

secondary

#C77D4E

accent

#7F37F1

background

#F7F9FB

surface

#EDF1F6

border

#C8CBD0

text

#090D12

muted

#7B7E81

Preview Lab

Preview with #186CA1

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

Preview Lab → · Contrast checker → · Palette generator →