#1B9E63#1B9E63

#1B9E63 is a mid, vivid teal. Relative luminance 0.256; OKLCH L 61.9% C 0.140 H 157.2°. Best body text is #000000 at 6.12:1 contrast (WCAG AA passes).

Color values

HEX#1B9E63
RGBrgb(27, 158, 99)
HSLhsl(153, 71%, 36%)
HSVhsv(153, 83%, 62%)
CMYKcmyk(82.9%, 0%, 37.3%, 38%)
CIE-LABlab(57.64, -47.64, 21.53)
CIE-LCHlch(57.64, 52.28, 155.68°)
OKLaboklab(61.85% -0.1286 0.054)
OKLCHoklch(61.85% 0.14 157.2)
XYZxyz(14.9295, 25.5857, 15.9537)
Luminance0.2559 (WCAG relative)
Temperatureneutral
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1B9E63 #9E1B56
analogous
#1B9E22 #1B9E63 #1B989E
triadic
#1B9E63 #631B9E #9E631B
tetradic
#1B9E63 #221B9E #9E1B56 #989E1B
square
#1B9E63 #221B9E #9E1B56 #989E1B
split-complementary
#1B9E63 #9E1B98 #9E221B
monochromatic
#093522 #126A42 #1B9E63 #24D284 #52E1A1

Accessibility & contrast

On white

3.43
#1B9E63 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.12
#1B9E63 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9E63
6.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1B9E63#FFFFFF#000000##000000
##1B9E631.003.436.126.12
#FFFFFF3.431.0021.0021.00
#0000006.1221.001.001.00
##0000006.1221.001.001.00

Color blindness preview

Protanopia (red-blind)
#9D915F
Deuteranopia (green-blind)
#8E8667
Tritanopia (blue-blind)
#009D8F
Achromatopsia (no color)
#8A8A8A

Design tokens & code

CSS
--color: #1b9e63;
/* rgb */ color: rgb(27, 158, 99);
/* oklch */ color: oklch(61.9% 0.140 157.2);
Tailwind
colors: {
  custom: {
    50: '#70bc90',
    500: '#1b9e63',
    950: '#000000',
  },
}
SCSS
$custom: #1b9e63;
$custom-light: #70bc90;
$custom-dark: #000000;
JSON
{
  "hex": "#1b9e63",
  "rgb": {
    "r": 27,
    "g": 158,
    "b": 99
  },
  "hsl": {
    "h": 152.977,
    "s": 70.811,
    "l": 36.275
  },
  "oklch": {
    "l": 0.61854,
    "c": 0.13951,
    "h": 157.2
  },
  "luminance": 0.25588
}

Semantic roles & 50–950 ramp

primary
#1B9E63
secondary
#C45185
accent
#3A8BEE
background
#F7FBF8
surface
#EDF6F0
border
#C8D0CB
text
#09120C
muted
#7B817D

Preview Lab

Preview with #1B9E63

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

Preview Lab → · Contrast checker → · Palette generator →

#1B9E63 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva