#18B431#18B431

#18B431 is a light, highly saturated green. Relative luminance 0.331; OKLCH L 67.1% C 0.208 H 144.4°. Best body text is #000000 at 7.61:1 contrast (WCAG AA passes).

Color values

HEX	#18B431
RGB	rgb(24, 180, 49)
HSL	hsl(130, 76%, 40%)
HSV	hsv(130, 87%, 71%)
CMYK	cmyk(86.7%, 0%, 72.8%, 29.4%)
CIE-LAB	lab(64.21, -62.62, 53.23)
CIE-LCH	lch(64.21, 82.19, 139.64°)
OKLab	oklab(67.1% -0.169 0.121)
OKLCH	oklch(67.1% 0.208 144.4)
XYZ	xyz(17.2511, 33.0563, 8.3764)
Luminance	0.3306 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18B431 #B4189B

analogous

#4DB418 #18B431 #18B47F

triadic

#18B431 #3118B4 #B43118

tetradic

#18B431 #184DB4 #B4189B #B47F18

square

#18B431 #184DB4 #B4189B #B47F18

split-complementary

#18B431 #7F18B4 #B4184D

monochromatic

#0A4814 #117E22 #18B431 #27E245 #5DE973

Accessibility & contrast

On white

2.76

#18B431 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.61

#18B431 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #18B431

7.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18B431	#FFFFFF	#000000	##000000
##18B431	1.00	2.76	7.61	7.61
#FFFFFF	2.76	1.00	21.00	21.00
#000000	7.61	21.00	1.00	1.00
##000000	7.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7A21A

Deuteranopia (green-blind)

#A8973F

Tritanopia (blue-blind)

#00AF9A

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #18b431;
/* rgb */ color: rgb(24, 180, 49);
/* oklch */ color: oklch(67.1% 0.208 144.4);

Tailwind

colors: {
  custom: {
    50: '#77cc71',
    500: '#18b431',
    950: '#000000',
  },
}

SCSS

$custom: #18b431;
$custom-light: #77cc71;
$custom-dark: #000000;

JSON

{
  "hex": "#18b431",
  "rgb": {
    "r": 24,
    "g": 180,
    "b": 49
  },
  "hsl": {
    "h": 129.615,
    "s": 76.471,
    "l": 40
  },
  "oklch": {
    "l": 0.67095,
    "c": 0.20785,
    "h": 144.4
  },
  "luminance": 0.33058
}

Semantic roles & 50–950 ramp

primary

#18B431

secondary

#CD5BBB

accent

#35D5F3

background

#F8FCF7

surface

#EFF9ED

border

#CAD2C8

text

#0B1308

muted

#7C827B

Preview Lab

Preview with #18B431

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

Preview Lab → · Contrast checker → · Palette generator →