#187C3B#187C3B

#187C3B is a mid, vivid green. Relative luminance 0.149; OKLCH L 51.6% C 0.133 H 149.8°. Best body text is #FFFFFF at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#187C3B
RGB	rgb(24, 124, 59)
HSL	hsl(141, 68%, 29%)
HSV	hsv(141, 81%, 49%)
CMYK	cmyk(80.6%, 0%, 52.4%, 51.4%)
CIE-LAB	lab(45.53, -42.74, 27.62)
CIE-LCH	lch(45.53, 50.89, 147.13°)
OKLab	oklab(51.61% -0.1148 0.0669)
OKLCH	oklch(51.61% 0.133 149.8)
XYZ	xyz(8.3731, 14.9243, 6.5762)
Luminance	0.1492 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#187C3B #7C1859

analogous

#277C18 #187C3B #187C6D

triadic

#187C3B #3B187C #7C3B18

tetradic

#187C3B #18277C #7C1859 #7C6D18

square

#187C3B #18277C #7C1859 #7C6D18

split-complementary

#187C3B #6D187C #7C1827

monochromatic

#051A0C #0E4923 #187C3B #22AF53 #36D86F

Accessibility & contrast

On white

5.27

#187C3B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.98

#187C3B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #187C3B

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##187C3B	#FFFFFF	#000000	##FFFFFF
##187C3B	1.00	5.27	3.98	5.27
#FFFFFF	5.27	1.00	21.00	1.00
#000000	3.98	21.00	1.00	21.00
##FFFFFF	5.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D7136

Deuteranopia (green-blind)

#726940

Tritanopia (blue-blind)

#007A6D

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #187c3b;
/* rgb */ color: rgb(24, 124, 59);
/* oklch */ color: oklch(51.6% 0.133 149.8);

Tailwind

colors: {
  custom: {
    50: '#67a372',
    500: '#187c3b',
    950: '#000000',
  },
}

SCSS

$custom: #187c3b;
$custom-light: #67a372;
$custom-dark: #000000;

JSON

{
  "hex": "#187c3b",
  "rgb": {
    "r": 24,
    "g": 124,
    "b": 59
  },
  "hsl": {
    "h": 141,
    "s": 67.568,
    "l": 29.02
  },
  "oklch": {
    "l": 0.5161,
    "c": 0.13289,
    "h": 149.8
  },
  "luminance": 0.14925
}

Semantic roles & 50–950 ramp

primary

#187C3B

secondary

#B13F89

accent

#3DAEEA

background

#F6FAF7

surface

#EBF4ED

border

#C6CEC8

text

#070F08

muted

#7A7F7B

Preview Lab

Preview with #187C3B

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

Preview Lab → · Contrast checker → · Palette generator →