#187B39#187B39

#187B39 is a mid, vivid green. Relative luminance 0.147; OKLCH L 51.3% C 0.133 H 149.3°. Best body text is #FFFFFF at 5.34:1 contrast (WCAG AA passes).

Color values

HEX	#187B39
RGB	rgb(24, 123, 57)
HSL	hsl(140, 67%, 29%)
HSV	hsv(140, 80%, 48%)
CMYK	cmyk(80.5%, 0%, 53.7%, 51.8%)
CIE-LAB	lab(45.16, -42.70, 28.22)
CIE-LCH	lch(45.16, 51.18, 146.53°)
OKLab	oklab(51.29% -0.1147 0.0682)
OKLCH	oklch(51.29% 0.133 149.3)
XYZ	xyz(8.1975, 14.6545, 6.2667)
Luminance	0.1466 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#187B39 #7B185A

analogous

#297B18 #187B39 #187B6B

triadic

#187B39 #39187B #7B3918

tetradic

#187B39 #18297B #7B185A #7B6B18

square

#187B39 #18297B #7B185A #7B6B18

split-complementary

#187B39 #6B187B #7B1829

monochromatic

#051A0C #0E4821 #187B39 #22AE51 #36D86C

Accessibility & contrast

On white

5.34

#187B39 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.93

#187B39 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #187B39

5.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##187B39	#FFFFFF	#000000	##FFFFFF
##187B39	1.00	5.34	3.93	5.34
#FFFFFF	5.34	1.00	21.00	1.00
#000000	3.93	21.00	1.00	21.00
##FFFFFF	5.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C7033

Deuteranopia (green-blind)

#71683E

Tritanopia (blue-blind)

#00796C

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #187b39;
/* rgb */ color: rgb(24, 123, 57);
/* oklch */ color: oklch(51.3% 0.133 149.3);

Tailwind

colors: {
  custom: {
    50: '#67a271',
    500: '#187b39',
    950: '#000000',
  },
}

SCSS

$custom: #187b39;
$custom-light: #67a271;
$custom-dark: #000000;

JSON

{
  "hex": "#187b39",
  "rgb": {
    "r": 24,
    "g": 123,
    "b": 57
  },
  "hsl": {
    "h": 140,
    "s": 67.347,
    "l": 28.824
  },
  "oklch": {
    "l": 0.51292,
    "c": 0.13344,
    "h": 149.3
  },
  "luminance": 0.14656
}

Semantic roles & 50–950 ramp

primary

#187B39

secondary

#B03F8A

accent

#3EB1EA

background

#F6FAF6

surface

#EBF4EC

border

#C6CEC7

text

#070F08

muted

#7A7F7B

Preview Lab

Preview with #187B39

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

Preview Lab → · Contrast checker → · Palette generator →