#187D3B#187D3B

#187D3B is a mid, vivid green. Relative luminance 0.152; OKLCH L 51.9% C 0.134 H 149.6°. Best body text is #FFFFFF at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#187D3B
RGB	rgb(24, 125, 59)
HSL	hsl(141, 68%, 29%)
HSV	hsv(141, 81%, 49%)
CMYK	cmyk(80.8%, 0%, 52.8%, 51%)
CIE-LAB	lab(45.87, -43.11, 28.04)
CIE-LCH	lch(45.87, 51.43, 146.96°)
OKLab	oklab(51.9% -0.1158 0.0679)
OKLCH	oklch(51.9% 0.134 149.6)
XYZ	xyz(8.4990, 15.1762, 6.6182)
Luminance	0.1518 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#187D3B #7D185A

analogous

#287D18 #187D3B #187D6E

triadic

#187D3B #3B187D #7D3B18

tetradic

#187D3B #18287D #7D185A #7D6E18

square

#187D3B #18287D #7D185A #7D6E18

split-complementary

#187D3B #6E187D #7D1828

monochromatic

#051A0C #0E4A23 #187D3B #22B053 #37D96F

Accessibility & contrast

On white

5.20

#187D3B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.04

#187D3B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #187D3B

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##187D3B	#FFFFFF	#000000	##FFFFFF
##187D3B	1.00	5.20	4.04	5.20
#FFFFFF	5.20	1.00	21.00	1.00
#000000	4.04	21.00	1.00	21.00
##FFFFFF	5.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E7135

Deuteranopia (green-blind)

#736940

Tritanopia (blue-blind)

#007B6E

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #187d3b;
/* rgb */ color: rgb(24, 125, 59);
/* oklch */ color: oklch(51.9% 0.134 149.6);

Tailwind

colors: {
  custom: {
    50: '#67a472',
    500: '#187d3b',
    950: '#000000',
  },
}

SCSS

$custom: #187d3b;
$custom-light: #67a472;
$custom-dark: #000000;

JSON

{
  "hex": "#187d3b",
  "rgb": {
    "r": 24,
    "g": 125,
    "b": 59
  },
  "hsl": {
    "h": 140.792,
    "s": 67.785,
    "l": 29.216
  },
  "oklch": {
    "l": 0.51895,
    "c": 0.13423,
    "h": 149.6
  },
  "luminance": 0.15177
}

Semantic roles & 50–950 ramp

primary

#187D3B

secondary

#B23F8A

accent

#3DAFEB

background

#F6FAF7

surface

#EBF4ED

border

#C6CEC8

text

#070F08

muted

#7A7F7B

Preview Lab

Preview with #187D3B

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

Preview Lab → · Contrast checker → · Palette generator →