#1BB123#1BB123

#1BB123 is a light, highly saturated green. Relative luminance 0.318; OKLCH L 66.2% C 0.212 H 143.2°. Best body text is #000000 at 7.36:1 contrast (WCAG AA passes).

Color values

HEX#1BB123
RGBrgb(27, 177, 35)
HSLhsl(123, 74%, 40%)
HSVhsv(123, 85%, 69%)
CMYKcmyk(84.7%, 0%, 80.2%, 30.6%)
CIE-LABlab(63.17, -62.48, 56.93)
CIE-LCHlch(63.17, 84.53, 137.66°)
OKLaboklab(66.22% -0.1693 0.1268)
OKLCHoklch(66.22% 0.212 143.2)
XYZxyz(16.4764, 31.7966, 6.8588)
Luminance0.3180 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#1BB123 #B11BA9
analogous
#5EB11B #1BB123 #1BB16E
triadic
#1BB123 #231BB1 #B1231B
tetradic
#1BB123 #1B5EB1 #B11BA9 #B16E1B
square
#1BB123 #1B5EB1 #B11BA9 #B16E1B
split-complementary
#1BB123 #6E1BB1 #B11B5E
monochromatic
#0B470E #137C19 #1BB123 #2BDF34 #60E767

Accessibility & contrast

On white

2.85
#1BB123 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.36
#1BB123 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #1BB123
7.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##1BB123#FFFFFF#000000##000000
##1BB1231.002.857.367.36
#FFFFFF2.851.0021.0021.00
#0000007.3621.001.001.00
##0000007.3621.001.001.00

Color blindness preview

Protanopia (red-blind)
#B59F00
Deuteranopia (green-blind)
#A59535
Tritanopia (blue-blind)
#00AC97
Achromatopsia (no color)
#999999

Design tokens & code

CSS
--color: #1bb123;
/* rgb */ color: rgb(27, 177, 35);
/* oklch */ color: oklch(66.2% 0.212 143.2);
Tailwind
colors: {
  custom: {
    50: '#77ca6a',
    500: '#1bb123',
    950: '#000000',
  },
}
SCSS
$custom: #1bb123;
$custom-light: #77ca6a;
$custom-dark: #000000;
JSON
{
  "hex": "#1bb123",
  "rgb": {
    "r": 27,
    "g": 177,
    "b": 35
  },
  "hsl": {
    "h": 123.2,
    "s": 73.529,
    "l": 40
  },
  "oklch": {
    "l": 0.66218,
    "c": 0.21152,
    "h": 143.2
  },
  "luminance": 0.31799
}

Semantic roles & 50–950 ramp

primary
#1BB123
secondary
#CB5DC5
accent
#38E6F0
background
#F8FCF6
surface
#EFF9EC
border
#CAD2C7
text
#0B1307
muted
#7C827A

Preview Lab

Preview with #1BB123

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

Preview Lab → · Contrast checker → · Palette generator →

#1BB123 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva