#1BB3A4#1BB3A4

#1BB3A4 is a light, moderate teal. Relative luminance 0.352; OKLCH L 69.1% C 0.118 H 184.1°. Best body text is #000000 at 8.03:1 contrast (WCAG AA passes).

Color values

HEX#1BB3A4
RGBrgb(27, 179, 164)
HSLhsl(174, 74%, 40%)
HSVhsv(174, 85%, 70%)
CMYKcmyk(84.9%, 0%, 8.4%, 29.8%)
CIE-LABlab(65.87, -40.08, -2.89)
CIE-LCHlch(65.87, 40.18, 184.13°)
OKLaboklab(69.11% -0.1177 -0.0085)
OKLCHoklch(69.11% 0.118 184.1)
XYZxyz(23.2696, 35.1505, 40.6731)
Luminance0.3515 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1BB3A4 #B31B2A
analogous
#1BB358 #1BB3A4 #1B76B3
triadic
#1BB3A4 #A41BB3 #B3A41B
tetradic
#1BB3A4 #581BB3 #B31B2A #76B31B
square
#1BB3A4 #581BB3 #B31B2A #76B31B
split-complementary
#1BB3A4 #B31B76 #B3581B
monochromatic
#0B4943 #137E73 #1BB3A4 #2CDFCD #61E7DA

Accessibility & contrast

On white

2.61
#1BB3A4 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.03
#1BB3A4 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #1BB3A4
8.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1BB3A4#FFFFFF#000000##000000
##1BB3A41.002.618.038.03
#FFFFFF2.611.0021.0021.00
#0000008.0321.001.001.00
##0000008.0321.001.001.00

Color blindness preview

Protanopia (red-blind)
#AAA8A4
Deuteranopia (green-blind)
#979AA6
Tritanopia (blue-blind)
#00B7AE
Achromatopsia (no color)
#A0A0A0

Design tokens & code

CSS
--color: #1bb3a4;
/* rgb */ color: rgb(27, 179, 164);
/* oklch */ color: oklch(69.1% 0.118 184.1);
Tailwind
colors: {
  custom: {
    50: '#77cabe',
    500: '#1bb3a4',
    950: '#000000',
  },
}
SCSS
$custom: #1bb3a4;
$custom-light: #77cabe;
$custom-dark: #000000;
JSON
{
  "hex": "#1bb3a4",
  "rgb": {
    "r": 27,
    "g": 179,
    "b": 164
  },
  "hsl": {
    "h": 174.079,
    "s": 73.786,
    "l": 40.392
  },
  "oklch": {
    "l": 0.69112,
    "c": 0.11803,
    "h": 184.1
  },
  "luminance": 0.35154
}

Semantic roles & 50–950 ramp

primary
#1BB3A4
secondary
#CC5E69
accent
#374AF0
background
#F8FCFB
surface
#EFF8F6
border
#CAD1D0
text
#0B1312
muted
#7C8281

Preview Lab

Preview with #1BB3A4

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

Preview Lab → · Contrast checker → · Palette generator →

#1BB3A4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva