#1B8637#1B8637

#1B8637 is a mid, vivid green. Relative luminance 0.176; OKLCH L 54.4% C 0.149 H 147.3°. Best body text is #FFFFFF at 4.65:1 contrast (WCAG AA passes).

Color values

HEX#1B8637
RGBrgb(27, 134, 55)
HSLhsl(136, 66%, 32%)
HSVhsv(136, 80%, 53%)
CMYKcmyk(79.9%, 0%, 59%, 47.5%)
CIE-LABlab(48.96, -46.60, 33.85)
CIE-LCHlch(48.96, 57.60, 144.00°)
OKLaboklab(54.45% -0.1253 0.0805)
OKLCHoklch(54.45% 0.149 147.3)
XYZxyz(9.6659, 17.5579, 6.4933)
Luminance0.1756 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1B8637 #861B6A
analogous
#35861B #1B8637 #1B866D
triadic
#1B8637 #371B86 #86371B
tetradic
#1B8637 #1B3586 #861B6A #866D1B
square
#1B8637 #1B3586 #861B6A #866D1B
split-complementary
#1B8637 #6D1B86 #861B35
monochromatic
#06200D #115322 #1B8637 #25B94C #42D96A

Accessibility & contrast

On white

4.65
#1B8637 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.51
#1B8637 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #1B8637
4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1B8637#FFFFFF#000000##FFFFFF
##1B86371.004.654.514.65
#FFFFFF4.651.0021.001.00
#0000004.5121.001.0021.00
##FFFFFF4.651.0021.001.00

Color blindness preview

Protanopia (red-blind)
#88792F
Deuteranopia (green-blind)
#7C713D
Tritanopia (blue-blind)
#008375
Achromatopsia (no color)
#747474

Design tokens & code

CSS
--color: #1b8637;
/* rgb */ color: rgb(27, 134, 55);
/* oklch */ color: oklch(54.4% 0.149 147.3);
Tailwind
colors: {
  custom: {
    50: '#6baa70',
    500: '#1b8637',
    950: '#000000',
  },
}
SCSS
$custom: #1b8637;
$custom-light: #6baa70;
$custom-dark: #000000;
JSON
{
  "hex": "#1b8637",
  "rgb": {
    "r": 27,
    "g": 134,
    "b": 55
  },
  "hsl": {
    "h": 135.701,
    "s": 66.46,
    "l": 31.569
  },
  "oklch": {
    "l": 0.54446,
    "c": 0.14892,
    "h": 147.3
  },
  "luminance": 0.17559
}

Semantic roles & 50–950 ramp

primary
#1B8637
secondary
#B9449A
accent
#3EBDE9
background
#F6FAF6
surface
#ECF4EC
border
#C7CEC7
text
#081008
muted
#7A7F7B

Preview Lab

Preview with #1B8637

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

Preview Lab → · Contrast checker → · Palette generator →

#1B8637 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva