#187A37#187A37

#187A37 is a mid, vivid green. Relative luminance 0.144; OKLCH L 51.0% C 0.134 H 148.8°. Best body text is #FFFFFF at 5.42:1 contrast (WCAG AA passes).

Color values

HEX	#187A37
RGB	rgb(24, 122, 55)
HSL	hsl(139, 67%, 29%)
HSV	hsv(139, 80%, 48%)
CMYK	cmyk(80.3%, 0%, 54.9%, 52.2%)
CIE-LAB	lab(44.78, -42.65, 28.83)
CIE-LCH	lch(44.78, 51.48, 145.94°)
OKLab	oklab(50.97% -0.1146 0.0694)
OKLCH	oklch(50.97% 0.134 148.8)
XYZ	xyz(8.0252, 14.3881, 5.9679)
Luminance	0.1439 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#187A37 #7A185B

analogous

#2A7A18 #187A37 #187A68

triadic

#187A37 #37187A #7A3718

tetradic

#187A37 #182A7A #7A185B #7A6818

square

#187A37 #182A7A #7A185B #7A6818

split-complementary

#187A37 #68187A #7A182A

monochromatic

#051A0C #0E4720 #187A37 #22AD4E #35D768

Accessibility & contrast

On white

5.42

#187A37 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.88

#187A37 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #187A37

5.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##187A37	#FFFFFF	#000000	##FFFFFF
##187A37	1.00	5.42	3.88	5.42
#FFFFFF	5.42	1.00	21.00	1.00
#000000	3.88	21.00	1.00	21.00
##FFFFFF	5.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B6F31

Deuteranopia (green-blind)

#70673C

Tritanopia (blue-blind)

#00776B

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #187a37;
/* rgb */ color: rgb(24, 122, 55);
/* oklch */ color: oklch(51.0% 0.134 148.8);

Tailwind

colors: {
  custom: {
    50: '#67a16f',
    500: '#187a37',
    950: '#000000',
  },
}

SCSS

$custom: #187a37;
$custom-light: #67a16f;
$custom-dark: #000000;

JSON

{
  "hex": "#187a37",
  "rgb": {
    "r": 24,
    "g": 122,
    "b": 55
  },
  "hsl": {
    "h": 138.98,
    "s": 67.123,
    "l": 28.627
  },
  "oklch": {
    "l": 0.50974,
    "c": 0.13398,
    "h": 148.8
  },
  "luminance": 0.14389
}

Semantic roles & 50–950 ramp

primary

#187A37

secondary

#AF3F8B

accent

#3EB4EA

background

#F6FAF6

surface

#EBF3EC

border

#C6CDC7

text

#070F07

muted

#7A7F7A

Preview Lab

Preview with #187A37

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

Preview Lab → · Contrast checker → · Palette generator →