#18B428#18B428

#18B428 is a light, highly saturated green. Relative luminance 0.330; OKLCH L 67.0% C 0.213 H 143.6°. Best body text is #000000 at 7.60:1 contrast (WCAG AA passes).

Color values

HEX	#18B428
RGB	rgb(24, 180, 40)
HSL	hsl(126, 76%, 40%)
HSV	hsv(126, 87%, 71%)
CMYK	cmyk(86.7%, 0%, 77.8%, 29.4%)
CIE-LAB	lab(64.15, -63.33, 56.30)
CIE-LCH	lch(64.15, 84.73, 138.36°)
OKLab	oklab(67.03% -0.1713 0.1262)
OKLCH	oklch(67.03% 0.213 143.6)
XYZ	xyz(17.0798, 32.9877, 7.4742)
Luminance	0.3299 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18B428 #B418A4

analogous

#56B418 #18B428 #18B476

triadic

#18B428 #2818B4 #B42818

tetradic

#18B428 #1856B4 #B418A4 #B47618

square

#18B428 #1856B4 #B418A4 #B47618

split-complementary

#18B428 #7618B4 #B41856

monochromatic

#0A4810 #117E1C #18B428 #27E23A #5DE96B

Accessibility & contrast

On white

2.76

#18B428 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.60

#18B428 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #18B428

7.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18B428	#FFFFFF	#000000	##000000
##18B428	1.00	2.76	7.60	7.60
#FFFFFF	2.76	1.00	21.00	21.00
#000000	7.60	21.00	1.00	1.00
##000000	7.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8A201

Deuteranopia (green-blind)

#A89738

Tritanopia (blue-blind)

#00AF9A

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #18b428;
/* rgb */ color: rgb(24, 180, 40);
/* oklch */ color: oklch(67.0% 0.213 143.6);

Tailwind

colors: {
  custom: {
    50: '#77cc6d',
    500: '#18b428',
    950: '#000000',
  },
}

SCSS

$custom: #18b428;
$custom-light: #77cc6d;
$custom-dark: #000000;

JSON

{
  "hex": "#18b428",
  "rgb": {
    "r": 24,
    "g": 180,
    "b": 40
  },
  "hsl": {
    "h": 126.154,
    "s": 76.471,
    "l": 40
  },
  "oklch": {
    "l": 0.67031,
    "c": 0.21276,
    "h": 143.6
  },
  "luminance": 0.3299
}

Semantic roles & 50–950 ramp

primary

#18B428

secondary

#CD5BC1

accent

#35E0F3

background

#F8FCF6

surface

#EFF9EC

border

#CAD2C7

text

#0B1308

muted

#7C827B

Preview Lab

Preview with #18B428

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

Preview Lab → · Contrast checker → · Palette generator →