#187B8D#187B8D

#187B8D is a mid, moderate teal. Relative luminance 0.163; OKLCH L 53.8% C 0.088 H 213.6°. Best body text is #FFFFFF at 4.93:1 contrast (WCAG AA passes).

Color values

HEX#187B8D
RGBrgb(24, 123, 141)
HSLhsl(189, 71%, 32%)
HSVhsv(189, 83%, 55%)
CMYKcmyk(83%, 12.8%, 0%, 44.7%)
CIE-LABlab(47.34, -20.36, -17.50)
CIE-LCHlch(47.34, 26.85, 220.69°)
OKLaboklab(53.8% -0.0736 -0.0489)
OKLCHoklch(53.8% 0.088 213.6)
XYZxyz(12.2653, 16.2816, 27.6904)
Luminance0.1628 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#187B8D #8D2A18
analogous
#188D65 #187B8D #18408D
triadic
#187B8D #8D187B #7B8D18
tetradic
#187B8D #65188D #8D2A18 #408D18
square
#187B8D #65188D #8D2A18 #408D18
split-complementary
#187B8D #8D1840 #8D6518
monochromatic
#062024 #0F4D59 #187B8D #21A9C1 #41C6DF

Accessibility & contrast

On white

4.93
#187B8D on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.26
#187B8D on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #187B8D
4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##187B8D#FFFFFF#000000##FFFFFF
##187B8D1.004.934.264.93
#FFFFFF4.931.0021.001.00
#0000004.2621.001.0021.00
##FFFFFF4.931.0021.001.00

Color blindness preview

Protanopia (red-blind)
#6E778E
Deuteranopia (green-blind)
#5E6B8D
Tritanopia (blue-blind)
#008281
Achromatopsia (no color)
#707070

Design tokens & code

CSS
--color: #187b8d;
/* rgb */ color: rgb(24, 123, 141);
/* oklch */ color: oklch(53.8% 0.088 213.6);
Tailwind
colors: {
  custom: {
    50: '#6ca1ae',
    500: '#187b8d',
    950: '#000000',
  },
}
SCSS
$custom: #187b8d;
$custom-light: #6ca1ae;
$custom-dark: #000000;
JSON
{
  "hex": "#187b8d",
  "rgb": {
    "r": 24,
    "g": 123,
    "b": 141
  },
  "hsl": {
    "h": 189.231,
    "s": 70.909,
    "l": 32.353
  },
  "oklch": {
    "l": 0.53799,
    "c": 0.08838,
    "h": 213.6
  },
  "luminance": 0.16283
}

Semantic roles & 50–950 ramp

primary
#187B8D
secondary
#BF5542
accent
#563AEE
background
#F7F9FA
surface
#EDF2F4
border
#C8CCCE
text
#080F10
muted
#7B7E7F

Preview Lab

Preview with #187B8D

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

Preview Lab → · Contrast checker → · Palette generator →

#187B8D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva