#187B3F#187B3F

#187B3F is a mid, vivid green. Relative luminance 0.147; OKLCH L 51.4% C 0.128 H 151.3°. Best body text is #FFFFFF at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#187B3F
RGB	rgb(24, 123, 63)
HSL	hsl(144, 67%, 29%)
HSV	hsv(144, 80%, 48%)
CMYK	cmyk(80.5%, 0%, 48.8%, 51.8%)
CIE-LAB	lab(45.25, -41.66, 25.09)
CIE-LCH	lch(45.25, 48.63, 148.95°)
OKLab	oklab(51.39% -0.1119 0.0614)
OKLCH	oklch(51.39% 0.128 151.3)
XYZ	xyz(8.3561, 14.7180, 7.1021)
Luminance	0.1472 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#187B3F #7B1854

analogous

#237B18 #187B3F #187B71

triadic

#187B3F #3F187B #7B3F18

tetradic

#187B3F #18237B #7B1854 #7B7118

square

#187B3F #18237B #7B1854 #7B7118

split-complementary

#187B3F #71187B #7B1823

monochromatic

#051A0D #0E4825 #187B3F #22AE59 #36D876

Accessibility & contrast

On white

5.32

#187B3F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.94

#187B3F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #187B3F

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##187B3F	#FFFFFF	#000000	##FFFFFF
##187B3F	1.00	5.32	3.94	5.32
#FFFFFF	5.32	1.00	21.00	1.00
#000000	3.94	21.00	1.00	21.00
##FFFFFF	5.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B703A

Deuteranopia (green-blind)

#706843

Tritanopia (blue-blind)

#00796D

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #187b3f;
/* rgb */ color: rgb(24, 123, 63);
/* oklch */ color: oklch(51.4% 0.128 151.3);

Tailwind

colors: {
  custom: {
    50: '#67a275',
    500: '#187b3f',
    950: '#000000',
  },
}

SCSS

$custom: #187b3f;
$custom-light: #67a275;
$custom-dark: #000000;

JSON

{
  "hex": "#187b3f",
  "rgb": {
    "r": 24,
    "g": 123,
    "b": 63
  },
  "hsl": {
    "h": 143.636,
    "s": 67.347,
    "l": 28.824
  },
  "oklch": {
    "l": 0.51394,
    "c": 0.12767,
    "h": 151.3
  },
  "luminance": 0.14719
}

Semantic roles & 50–950 ramp

primary

#187B3F

secondary

#B03F83

accent

#3EA6EA

background

#F6FAF7

surface

#EBF4ED

border

#C6CEC8

text

#070F08

muted

#7A7F7B

Preview Lab

Preview with #187B3F

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

Preview Lab → · Contrast checker → · Palette generator →