#1BB1B4#1BB1B4

#1BB1B4 is a light, moderate teal. Relative luminance 0.350; OKLCH L 69.2% C 0.114 H 197.1°. Best body text is #000000 at 7.99:1 contrast (WCAG AA passes).

Color values

HEX#1BB1B4
RGBrgb(27, 177, 180)
HSLhsl(181, 74%, 41%)
HSVhsv(181, 85%, 71%)
CMYKcmyk(85%, 1.7%, 0%, 29.4%)
CIE-LABlab(65.72, -34.45, -11.98)
CIE-LCHlch(65.72, 36.47, 199.17°)
OKLaboklab(69.16% -0.1085 -0.0333)
OKLCHoklch(69.16% 0.114 197.1)
XYZxyz(24.4085, 34.9694, 48.6345)
Luminance0.3497 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1BB1B4 #B41E1B
analogous
#1BB46A #1BB1B4 #1B65B4
triadic
#1BB1B4 #B41BB1 #B1B41B
tetradic
#1BB1B4 #6A1BB4 #B41E1B #65B41B
square
#1BB1B4 #6A1BB4 #B41E1B #65B41B
split-complementary
#1BB1B4 #B41B65 #B46A1B
monochromatic
#0B484A #137D7F #1BB1B4 #2DDCDF #62E5E7

Accessibility & contrast

On white

2.63
#1BB1B4 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.99
#1BB1B4 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #1BB1B4
7.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1BB1B4#FFFFFF#000000##000000
##1BB1B41.002.637.997.99
#FFFFFF2.631.0021.0021.00
#0000007.9921.001.001.00
##0000007.9921.001.001.00

Color blindness preview

Protanopia (red-blind)
#A4A8B4
Deuteranopia (green-blind)
#9099B5
Tritanopia (blue-blind)
#00B7B2
Achromatopsia (no color)
#A0A0A0

Design tokens & code

CSS
--color: #1bb1b4;
/* rgb */ color: rgb(27, 177, 180);
/* oklch */ color: oklch(69.2% 0.114 197.1);
Tailwind
colors: {
  custom: {
    50: '#79c9ca',
    500: '#1bb1b4',
    950: '#000000',
  },
}
SCSS
$custom: #1bb1b4;
$custom-light: #79c9ca;
$custom-dark: #000000;
JSON
{
  "hex": "#1bb1b4",
  "rgb": {
    "r": 27,
    "g": 177,
    "b": 180
  },
  "hsl": {
    "h": 181.176,
    "s": 73.913,
    "l": 40.588
  },
  "oklch": {
    "l": 0.69156,
    "c": 0.11354,
    "h": 197.1
  },
  "luminance": 0.34973
}

Semantic roles & 50–950 ramp

primary
#1BB1B4
secondary
#CC615F
accent
#3B37F1
background
#F8FCFC
surface
#EFF8F8
border
#CAD1D1
text
#0B1313
muted
#7C8282

Preview Lab

Preview with #1BB1B4

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

Preview Lab → · Contrast checker → · Palette generator →

#1BB1B4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva