#1B8380#1B8380

#1B8380 is a mid, moderate teal. Relative luminance 0.180; OKLCH L 55.4% C 0.089 H 191.9°. Best body text is #000000 at 4.60:1 contrast (WCAG AA passes).

Color values

HEX#1B8380
RGBrgb(27, 131, 128)
HSLhsl(178, 66%, 31%)
HSVhsv(178, 79%, 51%)
CMYKcmyk(79.4%, 0%, 2.3%, 48.6%)
CIE-LABlab(49.52, -28.41, -6.55)
CIE-LCHlch(49.52, 29.16, 192.99°)
OKLaboklab(55.43% -0.0868 -0.0183)
OKLCHoklch(55.43% 0.089 191.9)
XYZxyz(12.4627, 18.0226, 23.2398)
Luminance0.1802 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1B8380 #831B1E
analogous
#1B834C #1B8380 #1B5283
triadic
#1B8380 #801B83 #83801B
tetradic
#1B8380 #4C1B83 #831B1E #52831B
square
#1B8380 #4C1B83 #831B1E #52831B
split-complementary
#1B8380 #831B52 #834C1B
monochromatic
#061E1D #11504E #1B8380 #25B6B2 #41D8D3

Accessibility & contrast

On white

4.56
#1B8380 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.60
#1B8380 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B8380
4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1B8380#FFFFFF#000000##000000
##1B83801.004.564.604.60
#FFFFFF4.561.0021.0021.00
#0000004.6021.001.001.00
##0000004.6021.001.001.00

Color blindness preview

Protanopia (red-blind)
#7B7C80
Deuteranopia (green-blind)
#6C7181
Tritanopia (blue-blind)
#008782
Achromatopsia (no color)
#767676

Design tokens & code

CSS
--color: #1b8380;
/* rgb */ color: rgb(27, 131, 128);
/* oklch */ color: oklch(55.4% 0.089 191.9);
Tailwind
colors: {
  custom: {
    50: '#6ca7a4',
    500: '#1b8380',
    950: '#000000',
  },
}
SCSS
$custom: #1b8380;
$custom-light: #6ca7a4;
$custom-dark: #000000;
JSON
{
  "hex": "#1b8380",
  "rgb": {
    "r": 27,
    "g": 131,
    "b": 128
  },
  "hsl": {
    "h": 178.269,
    "s": 65.823,
    "l": 30.98
  },
  "oklch": {
    "l": 0.55429,
    "c": 0.08869,
    "h": 191.9
  },
  "luminance": 0.18024
}

Semantic roles & 50–950 ramp

primary
#1B8380
secondary
#B64347
accent
#3F44E9
background
#F7FAFA
surface
#EDF4F4
border
#C8CECE
text
#080F0F
muted
#7B7F7F

Preview Lab

Preview with #1B8380

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

Preview Lab → · Contrast checker → · Palette generator →

#1B8380 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva