#186D83#186D83

#186D83 is a mid, moderate cyan. Relative luminance 0.128; OKLCH L 49.7% C 0.083 H 220.0°. Best body text is #FFFFFF at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#186D83
RGB	rgb(24, 109, 131)
HSL	hsl(192, 69%, 30%)
HSV	hsv(192, 82%, 51%)
CMYK	cmyk(81.7%, 16.8%, 0%, 48.6%)
CIE-LAB	lab(42.41, -16.21, -19.10)
CIE-LCH	lch(42.41, 25.05, 229.68°)
OKLab	oklab(49.7% -0.0637 -0.0535)
OKLCH	oklch(49.7% 0.083 220)
XYZ	xyz(9.9403, 12.7689, 23.4091)
Luminance	0.1277 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#186D83 #832E18

analogous

#188363 #186D83 #183883

triadic

#186D83 #83186D #6D8318

tetradic

#186D83 #631883 #832E18 #388318

square

#186D83 #631883 #832E18 #388318

split-complementary

#186D83 #831838 #836318

monochromatic

#05171C #0F424F #186D83 #2198B7 #3ABADB

Accessibility & contrast

On white

5.91

#186D83 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#186D83 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #186D83

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##186D83	#FFFFFF	#000000	##FFFFFF
##186D83	1.00	5.91	3.55	5.91
#FFFFFF	5.91	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#606A84

Deuteranopia (green-blind)

#516083

Tritanopia (blue-blind)

#007474

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #186d83;
/* rgb */ color: rgb(24, 109, 131);
/* oklch */ color: oklch(49.7% 0.083 220.0);

Tailwind

colors: {
  custom: {
    50: '#6997a7',
    500: '#186d83',
    950: '#000000',
  },
}

SCSS

$custom: #186d83;
$custom-light: #6997a7;
$custom-dark: #000000;

JSON

{
  "hex": "#186d83",
  "rgb": {
    "r": 24,
    "g": 109,
    "b": 131
  },
  "hsl": {
    "h": 192.336,
    "s": 69.032,
    "l": 30.392
  },
  "oklch": {
    "l": 0.49697,
    "c": 0.08315,
    "h": 220
  },
  "luminance": 0.1277
}

Semantic roles & 50–950 ramp

primary

#186D83

secondary

#B75840

accent

#603CEC

background

#F6F9FA

surface

#ECF2F4

border

#C7CCCE

text

#070D0F

muted

#7A7E7F

Preview Lab

Preview with #186D83

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

Preview Lab → · Contrast checker → · Palette generator →