#1CA11B#1CA11B

#1CA11B is a mid, vivid green. Relative luminance 0.258; OKLCH L 61.8% C 0.198 H 142.6°. Best body text is #000000 at 6.16:1 contrast (WCAG AA passes).

Color values

HEX#1CA11B
RGBrgb(28, 161, 27)
HSLhsl(120, 71%, 37%)
HSVhsv(120, 83%, 63%)
CMYKcmyk(82.6%, 0%, 83.2%, 36.9%)
CIE-LABlab(57.86, -58.00, 54.27)
CIE-LCHlch(57.86, 79.43, 136.90°)
OKLaboklab(61.78% -0.1574 0.1202)
OKLCHoklch(61.78% 0.198 142.6)
XYZxyz(13.4207, 25.8141, 5.3120)
Luminance0.2582 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1CA11B #A01BA1
analogous
#5FA11B #1CA11B #1BA15D
triadic
#1CA11B #1B1CA1 #A11B1C
tetradic
#1CA11B #1B5FA1 #A01BA1 #A15D1B
square
#1CA11B #1B5FA1 #A01BA1 #A15D1B
split-complementary
#1CA11B #5D1BA1 #A11B5F
monochromatic
#0A3809 #136D12 #1CA11B #25D524 #55E254

Accessibility & contrast

On white

3.41
#1CA11B on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.16
#1CA11B on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1CA11B
6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1CA11B#FFFFFF#000000##000000
##1CA11B1.003.416.166.16
#FFFFFF3.411.0021.0021.00
#0000006.1621.001.001.00
##0000006.1621.001.001.00

Color blindness preview

Protanopia (red-blind)
#A59100
Deuteranopia (green-blind)
#97872D
Tritanopia (blue-blind)
#009C89
Achromatopsia (no color)
#8B8B8B

Design tokens & code

CSS
--color: #1ca11b;
/* rgb */ color: rgb(28, 161, 27);
/* oklch */ color: oklch(61.8% 0.198 142.6);
Tailwind
colors: {
  custom: {
    50: '#74be64',
    500: '#1ca11b',
    950: '#000000',
  },
}
SCSS
$custom: #1ca11b;
$custom-light: #74be64;
$custom-dark: #000000;
JSON
{
  "hex": "#1ca11b",
  "rgb": {
    "r": 28,
    "g": 161,
    "b": 27
  },
  "hsl": {
    "h": 119.552,
    "s": 71.277,
    "l": 36.863
  },
  "oklch": {
    "l": 0.61784,
    "c": 0.19808,
    "h": 142.6
  },
  "luminance": 0.25816
}

Semantic roles & 50–950 ramp

primary
#1CA11B
secondary
#C452C5
accent
#3AEEED
background
#F7FBF6
surface
#EEF7EB
border
#C9D0C6
text
#0A1206
muted
#7C817A

Preview Lab

Preview with #1CA11B

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

Preview Lab → · Contrast checker → · Palette generator →

#1CA11B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva