#1B8A9B#1B8A9B

#1B8A9B is a mid, moderate teal. Relative luminance 0.208; OKLCH L 58.3% C 0.095 H 210.9°. Best body text is #000000 at 5.16:1 contrast (WCAG AA passes).

Color values

HEX#1B8A9B
RGBrgb(27, 138, 155)
HSLhsl(188, 70%, 36%)
HSVhsv(188, 83%, 61%)
CMYKcmyk(82.6%, 11%, 0%, 39.2%)
CIE-LABlab(52.70, -23.23, -17.50)
CIE-LCHlch(52.70, 29.08, 217.00°)
OKLaboklab(58.32% -0.0816 -0.0488)
OKLCHoklch(58.32% 0.095 210.9)
XYZxyz(15.4543, 20.7746, 34.1994)
Luminance0.2078 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1B8A9B #9B2C1B
analogous
#1B9B6C #1B8A9B #1B4A9B
triadic
#1B8A9B #9B1B8A #8A9B1B
tetradic
#1B8A9B #6C1B9B #9B2C1B #4A9B1B
square
#1B8A9B #6C1B9B #9B2C1B #4A9B1B
split-complementary
#1B8A9B #9B1B4A #9B6C1B
monochromatic
#092D33 #125C67 #1B8A9B #24B8CF #50CDE0

Accessibility & contrast

On white

4.07
#1B8A9B on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.16
#1B8A9B on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B8A9B
5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1B8A9B#FFFFFF#000000##000000
##1B8A9B1.004.075.165.16
#FFFFFF4.071.0021.0021.00
#0000005.1621.001.001.00
##0000005.1621.001.001.00

Color blindness preview

Protanopia (red-blind)
#7C859C
Deuteranopia (green-blind)
#6B799B
Tritanopia (blue-blind)
#00918F
Achromatopsia (no color)
#7E7E7E

Design tokens & code

CSS
--color: #1b8a9b;
/* rgb */ color: rgb(27, 138, 155);
/* oklch */ color: oklch(58.3% 0.095 210.9);
Tailwind
colors: {
  custom: {
    50: '#70acb8',
    500: '#1b8a9b',
    950: '#000000',
  },
}
SCSS
$custom: #1b8a9b;
$custom-light: #70acb8;
$custom-dark: #000000;
JSON
{
  "hex": "#1b8a9b",
  "rgb": {
    "r": 27,
    "g": 138,
    "b": 155
  },
  "hsl": {
    "h": 187.969,
    "s": 70.33,
    "l": 35.686
  },
  "oklch": {
    "l": 0.58315,
    "c": 0.09512,
    "h": 210.9
  },
  "luminance": 0.20777
}

Semantic roles & 50–950 ramp

primary
#1B8A9B
secondary
#C35E4F
accent
#523BED
background
#F7FAFB
surface
#EDF4F6
border
#C8CED0
text
#091011
muted
#7B7F80

Preview Lab

Preview with #1B8A9B

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

Preview Lab → · Contrast checker → · Palette generator →

#1B8A9B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva