#186E90#186E90

#186E90 is a mid, moderate cyan. Relative luminance 0.134; OKLCH L 50.6% C 0.093 H 230.4°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX#186E90
RGBrgb(24, 110, 144)
HSLhsl(197, 71%, 33%)
HSVhsv(197, 83%, 56%)
CMYKcmyk(83.3%, 23.6%, 0%, 43.5%)
CIE-LABlab(43.30, -12.05, -25.52)
CIE-LCHlch(43.30, 28.22, 244.73°)
OKLaboklab(50.59% -0.0595 -0.0719)
OKLCHoklch(50.59% 0.093 230.4)
XYZxyz(10.9846, 13.3583, 28.3796)
Luminance0.1336 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#186E90 #903A18
analogous
#189076 #186E90 #183290
triadic
#186E90 #90186E #6E9018
tetradic
#186E90 #761890 #903A18 #329018
square
#186E90 #761890 #903A18 #329018
split-complementary
#186E90 #901832 #907618
monochromatic
#071E27 #0F465C #186E90 #2196C4 #43B3E0

Accessibility & contrast

On white

5.72
#186E90 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.67
#186E90 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #186E90
5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##186E90#FFFFFF#000000##FFFFFF
##186E901.005.723.675.72
#FFFFFF5.721.0021.001.00
#0000003.6721.001.0021.00
##FFFFFF5.721.0021.001.00

Color blindness preview

Protanopia (red-blind)
#5D6C92
Deuteranopia (green-blind)
#4D6190
Tritanopia (blue-blind)
#007779
Achromatopsia (no color)
#666666

Design tokens & code

CSS
--color: #186e90;
/* rgb */ color: rgb(24, 110, 144);
/* oklch */ color: oklch(50.6% 0.093 230.4);
Tailwind
colors: {
  custom: {
    50: '#6b97b0',
    500: '#186e90',
    950: '#000000',
  },
}
SCSS
$custom: #186e90;
$custom-light: #6b97b0;
$custom-dark: #000000;
JSON
{
  "hex": "#186e90",
  "rgb": {
    "r": 24,
    "g": 110,
    "b": 144
  },
  "hsl": {
    "h": 197,
    "s": 71.429,
    "l": 32.941
  },
  "oklch": {
    "l": 0.50593,
    "c": 0.0933,
    "h": 230.4
  },
  "luminance": 0.1336
}

Semantic roles & 50–950 ramp

primary
#186E90
secondary
#C06743
accent
#6D3AEE
background
#F7F9FA
surface
#EDF2F5
border
#C8CCCF
text
#080D10
muted
#7B7E7F

Preview Lab

Preview with #186E90

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

Preview Lab → · Contrast checker → · Palette generator →

#186E90 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva