#187D18#187D18

#187D18 is a mid, vivid green. Relative luminance 0.149; OKLCH L 51.5% C 0.161 H 142.8°. Best body text is #FFFFFF at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#187D18
RGB	rgb(24, 125, 24)
HSL	hsl(120, 68%, 29%)
HSV	hsv(120, 81%, 49%)
CMYK	cmyk(80.8%, 0%, 80.8%, 51%)
CIE-LAB	lab(45.53, -47.26, 43.55)
CIE-LCH	lch(45.53, 64.26, 137.34°)
OKLab	oklab(51.5% -0.1283 0.0974)
OKLCH	oklch(51.5% 0.161 142.8)
XYZ	xyz(7.8747, 14.9264, 3.3300)
Luminance	0.1493 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#187D18 #7D187D

analogous

#4B7D18 #187D18 #187D4B

triadic

#187D18 #18187D #7D1818

tetradic

#187D18 #184B7D #7D187D #7D4B18

square

#187D18 #184B7D #7D187D #7D4B18

split-complementary

#187D18 #4B187D #7D184B

monochromatic

#051A05 #0E4A0E #187D18 #22B022 #37D937

Accessibility & contrast

On white

5.27

#187D18 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.99

#187D18 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #187D18

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##187D18	#FFFFFF	#000000	##FFFFFF
##187D18	1.00	5.27	3.99	5.27
#FFFFFF	5.27	1.00	21.00	1.00
#000000	3.99	21.00	1.00	21.00
##FFFFFF	5.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#807000

Deuteranopia (green-blind)

#756924

Tritanopia (blue-blind)

#00796A

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #187d18;
/* rgb */ color: rgb(24, 125, 24);
/* oklch */ color: oklch(51.5% 0.161 142.8);

Tailwind

colors: {
  custom: {
    50: '#69a45e',
    500: '#187d18',
    950: '#000000',
  },
}

SCSS

$custom: #187d18;
$custom-light: #69a45e;
$custom-dark: #000000;

JSON

{
  "hex": "#187d18",
  "rgb": {
    "r": 24,
    "g": 125,
    "b": 24
  },
  "hsl": {
    "h": 120,
    "s": 67.785,
    "l": 29.216
  },
  "oklch": {
    "l": 0.51502,
    "c": 0.16106,
    "h": 142.8
  },
  "luminance": 0.14927
}

Semantic roles & 50–950 ramp

primary

#187D18

secondary

#B23FB2

accent

#3DEBEB

background

#F6FAF5

surface

#ECF4E9

border

#C7CEC5

text

#070F05

muted

#7A7F79

Preview Lab

Preview with #187D18

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

Preview Lab → · Contrast checker → · Palette generator →