#1B9831#1B9831

#1B9831 is a mid, vivid green. Relative luminance 0.229; OKLCH L 59.4% C 0.176 H 145.1°. Best body text is #000000 at 5.58:1 contrast (WCAG AA passes).

Color values

HEX#1B9831
RGBrgb(27, 152, 49)
HSLhsl(131, 70%, 35%)
HSVhsv(131, 82%, 60%)
CMYKcmyk(82.2%, 0%, 67.8%, 40.4%)
CIE-LABlab(54.98, -53.49, 43.49)
CIE-LCHlch(54.98, 68.94, 140.89°)
OKLaboklab(59.43% -0.1442 0.1005)
OKLCHoklch(59.43% 0.176 145.1)
XYZxyz(12.2337, 22.9097, 6.6824)
Luminance0.2291 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1B9831 #981B82
analogous
#44981B #1B9831 #1B986F
triadic
#1B9831 #311B98 #98311B
tetradic
#1B9831 #1B4498 #981B82 #986F1B
square
#1B9831 #1B4498 #981B82 #986F1B
split-complementary
#1B9831 #6F1B98 #981B44
monochromatic
#09300F #126420 #1B9831 #24CC42 #4EE068

Accessibility & contrast

On white

3.76
#1B9831 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.58
#1B9831 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B9831
5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1B9831#FFFFFF#000000##000000
##1B98311.003.765.585.58
#FFFFFF3.761.0021.0021.00
#0000005.5821.001.001.00
##0000005.5821.001.001.00

Color blindness preview

Protanopia (red-blind)
#9B8923
Deuteranopia (green-blind)
#8D803B
Tritanopia (blue-blind)
#009483
Achromatopsia (no color)
#848484

Design tokens & code

CSS
--color: #1b9831;
/* rgb */ color: rgb(27, 152, 49);
/* oklch */ color: oklch(59.4% 0.176 145.1);
Tailwind
colors: {
  custom: {
    50: '#70b76e',
    500: '#1b9831',
    950: '#000000',
  },
}
SCSS
$custom: #1b9831;
$custom-light: #70b76e;
$custom-dark: #000000;
JSON
{
  "hex": "#1b9831",
  "rgb": {
    "r": 27,
    "g": 152,
    "b": 49
  },
  "hsl": {
    "h": 130.56,
    "s": 69.832,
    "l": 35.098
  },
  "oklch": {
    "l": 0.59428,
    "c": 0.17582,
    "h": 145.1
  },
  "luminance": 0.22911
}

Semantic roles & 50–950 ramp

primary
#1B9831
secondary
#C24DAD
accent
#3BCDED
background
#F7FBF6
surface
#EDF6EC
border
#C8D0C7
text
#091107
muted
#7B807A

Preview Lab

Preview with #1B9831

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

Preview Lab → · Contrast checker → · Palette generator →

#1B9831 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva