#18B31D#18B31D

#18B31D is a light, highly saturated green. Relative luminance 0.325; OKLCH L 66.7% C 0.217 H 142.9°. Best body text is #000000 at 7.50:1 contrast (WCAG AA passes).

Color values

HEX	#18B31D
RGB	rgb(24, 179, 29)
HSL	hsl(122, 76%, 40%)
HSV	hsv(122, 87%, 70%)
CMYK	cmyk(86.6%, 0%, 83.8%, 29.8%)
CIE-LAB	lab(63.77, -63.70, 59.14)
CIE-LCH	lch(63.77, 86.92, 137.13°)
OKLab	oklab(66.7% -0.1727 0.1307)
OKLCH	oklch(66.7% 0.217 142.9)
XYZ	xyz(16.7175, 32.5210, 6.5583)
Luminance	0.3252 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18B31D #B318AE

analogous

#61B318 #18B31D #18B36A

triadic

#18B31D #1D18B3 #B31D18

tetradic

#18B31D #1861B3 #B318AE #B36A18

square

#18B31D #1861B3 #B318AE #B36A18

split-complementary

#18B31D #6A18B3 #B31861

monochromatic

#0A470C #117D14 #18B31D #26E22C #5CE961

Accessibility & contrast

On white

2.80

#18B31D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.50

#18B31D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #18B31D

7.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18B31D	#FFFFFF	#000000	##000000
##18B31D	1.00	2.80	7.50	7.50
#FFFFFF	2.80	1.00	21.00	21.00
#000000	7.50	21.00	1.00	1.00
##000000	7.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7A100

Deuteranopia (green-blind)

#A79631

Tritanopia (blue-blind)

#00AE98

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #18b31d;
/* rgb */ color: rgb(24, 179, 29);
/* oklch */ color: oklch(66.7% 0.217 142.9);

Tailwind

colors: {
  custom: {
    50: '#77cb68',
    500: '#18b31d',
    950: '#000000',
  },
}

SCSS

$custom: #18b31d;
$custom-light: #77cb68;
$custom-dark: #000000;

JSON

{
  "hex": "#18b31d",
  "rgb": {
    "r": 24,
    "g": 179,
    "b": 29
  },
  "hsl": {
    "h": 121.935,
    "s": 76.355,
    "l": 39.804
  },
  "oklch": {
    "l": 0.66698,
    "c": 0.21657,
    "h": 142.9
  },
  "luminance": 0.32523
}

Semantic roles & 50–950 ramp

primary

#18B31D

secondary

#CD5AC9

accent

#35EDF3

background

#F8FCF6

surface

#EFF9EB

border

#CAD2C6

text

#0B1307

muted

#7C827A

Preview Lab

Preview with #18B31D

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

Preview Lab → · Contrast checker → · Palette generator →