#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
RGB	rgb(27, 177, 35)
HSL	hsl(123, 74%, 40%)
HSV	hsv(123, 85%, 69%)
CMYK	cmyk(84.7%, 0%, 80.2%, 30.6%)
CIE-LAB	lab(63.17, -62.48, 56.93)
CIE-LCH	lch(63.17, 84.53, 137.66°)
OKLab	oklab(66.22% -0.1693 0.1268)
OKLCH	oklch(66.22% 0.212 143.2)
XYZ	xyz(16.4764, 31.7966, 6.8588)
Luminance	0.3180 (WCAG relative)
Temperature	neutral
Family	green

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
##1BB123	1.00	2.85	7.36	7.36
#FFFFFF	2.85	1.00	21.00	21.00
#000000	7.36	21.00	1.00	1.00
##000000	7.36	21.00	1.00	1.00

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 →