#187D3A#187D3A

#187D3A is a mid, vivid green. Relative luminance 0.152; OKLCH L 51.9% C 0.135 H 149.3°. Best body text is #FFFFFF at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#187D3A
RGB	rgb(24, 125, 58)
HSL	hsl(140, 68%, 29%)
HSV	hsv(140, 81%, 49%)
CMYK	cmyk(80.8%, 0%, 53.6%, 51%)
CIE-LAB	lab(45.86, -43.28, 28.56)
CIE-LCH	lch(45.86, 51.85, 146.58°)
OKLab	oklab(51.88% -0.1162 0.069)
OKLCH	oklch(51.88% 0.135 149.3)
XYZ	xyz(8.4733, 15.1659, 6.4829)
Luminance	0.1517 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#187D3A #7D185B

analogous

#297D18 #187D3A #187D6D

triadic

#187D3A #3A187D #7D3A18

tetradic

#187D3A #18297D #7D185B #7D6D18

square

#187D3A #18297D #7D185B #7D6D18

split-complementary

#187D3A #6D187D #7D1829

monochromatic

#051A0C #0E4A22 #187D3A #22B052 #37D96D

Accessibility & contrast

On white

5.21

#187D3A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#187D3A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #187D3A

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##187D3A	#FFFFFF	#000000	##FFFFFF
##187D3A	1.00	5.21	4.03	5.21
#FFFFFF	5.21	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E7134

Deuteranopia (green-blind)

#73693F

Tritanopia (blue-blind)

#007B6E

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #187d3a;
/* rgb */ color: rgb(24, 125, 58);
/* oklch */ color: oklch(51.9% 0.135 149.3);

Tailwind

colors: {
  custom: {
    50: '#67a472',
    500: '#187d3a',
    950: '#000000',
  },
}

SCSS

$custom: #187d3a;
$custom-light: #67a472;
$custom-dark: #000000;

JSON

{
  "hex": "#187d3a",
  "rgb": {
    "r": 24,
    "g": 125,
    "b": 58
  },
  "hsl": {
    "h": 140.198,
    "s": 67.785,
    "l": 29.216
  },
  "oklch": {
    "l": 0.51879,
    "c": 0.13518,
    "h": 149.3
  },
  "luminance": 0.15167
}

Semantic roles & 50–950 ramp

primary

#187D3A

secondary

#B23F8B

accent

#3DB0EB

background

#F6FAF6

surface

#EBF4EC

border

#C6CEC7

text

#070F08

muted

#7A7F7B

Preview Lab

Preview with #187D3A

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

Preview Lab → · Contrast checker → · Palette generator →