#1CB33D#1CB33D

#1CB33D is a light, vivid green. Relative luminance 0.328; OKLCH L 67.0% C 0.198 H 145.6°. Best body text is #000000 at 7.56:1 contrast (WCAG AA passes).

Color values

HEX#1CB33D
RGBrgb(28, 179, 61)
HSLhsl(133, 73%, 41%)
HSVhsv(133, 84%, 70%)
CMYKcmyk(84.4%, 0%, 65.9%, 29.8%)
CIE-LABlab(64.02, -60.78, 48.24)
CIE-LCHlch(64.02, 77.59, 141.56°)
OKLaboklab(66.98% -0.1636 0.1119)
OKLCHoklch(66.98% 0.198 145.6)
XYZxyz(17.4400, 32.8218, 9.8301)
Luminance0.3282 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1CB33D #B31C92
analogous
#46B31C #1CB33D #1CB389
triadic
#1CB33D #3D1CB3 #B33D1C
tetradic
#1CB33D #1C46B3 #B31C92 #B3891C
square
#1CB33D #1C46B3 #B31C92 #B3891C
split-complementary
#1CB33D #891CB3 #B31C46
monochromatic
#0B4919 #147E2B #1CB33D #2EDE54 #63E780

Accessibility & contrast

On white

2.78
#1CB33D on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.56
#1CB33D on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #1CB33D
7.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1CB33D#FFFFFF#000000##000000
##1CB33D1.002.787.567.56
#FFFFFF2.781.0021.0021.00
#0000007.5621.001.001.00
##0000007.5621.001.001.00

Color blindness preview

Protanopia (red-blind)
#B6A22E
Deuteranopia (green-blind)
#A69748
Tritanopia (blue-blind)
#00AE9B
Achromatopsia (no color)
#9B9B9B

Design tokens & code

CSS
--color: #1cb33d;
/* rgb */ color: rgb(28, 179, 61);
/* oklch */ color: oklch(67.0% 0.198 145.6);
Tailwind
colors: {
  custom: {
    50: '#77cb78',
    500: '#1cb33d',
    950: '#000000',
  },
}
SCSS
$custom: #1cb33d;
$custom-light: #77cb78;
$custom-dark: #000000;
JSON
{
  "hex": "#1cb33d",
  "rgb": {
    "r": 28,
    "g": 179,
    "b": 61
  },
  "hsl": {
    "h": 133.113,
    "s": 72.947,
    "l": 40.588
  },
  "oklch": {
    "l": 0.66979,
    "c": 0.19821,
    "h": 145.6
  },
  "luminance": 0.32824
}

Semantic roles & 50–950 ramp

primary
#1CB33D
secondary
#CB5FB4
accent
#38C8F0
background
#F8FCF7
surface
#EFF9ED
border
#CAD2C8
text
#0A1309
muted
#7C827B

Preview Lab

Preview with #1CB33D

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

Preview Lab → · Contrast checker → · Palette generator →

#1CB33D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva