#187D3F#187D3F

#187D3F is a mid, vivid green. Relative luminance 0.152; OKLCH L 52.0% C 0.130 H 150.9°. Best body text is #FFFFFF at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#187D3F
RGB	rgb(24, 125, 63)
HSL	hsl(143, 68%, 29%)
HSV	hsv(143, 81%, 49%)
CMYK	cmyk(80.8%, 0%, 49.6%, 51%)
CIE-LAB	lab(45.93, -42.42, 25.96)
CIE-LCH	lch(45.93, 49.74, 148.54°)
OKLab	oklab(51.96% -0.114 0.0634)
OKLCH	oklch(51.96% 0.13 150.9)
XYZ	xyz(8.6068, 15.2193, 7.1857)
Luminance	0.1522 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#187D3F #7D1856

analogous

#247D18 #187D3F #187D72

triadic

#187D3F #3F187D #7D3F18

tetradic

#187D3F #18247D #7D1856 #7D7218

square

#187D3F #18247D #7D1856 #7D7218

split-complementary

#187D3F #72187D #7D1824

monochromatic

#051A0D #0E4A25 #187D3F #22B059 #37D975

Accessibility & contrast

On white

5.19

#187D3F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.04

#187D3F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #187D3F

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##187D3F	#FFFFFF	#000000	##FFFFFF
##187D3F	1.00	5.19	4.04	5.19
#FFFFFF	5.19	1.00	21.00	1.00
#000000	4.04	21.00	1.00	21.00
##FFFFFF	5.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E723A

Deuteranopia (green-blind)

#726A43

Tritanopia (blue-blind)

#007B6E

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #187d3f;
/* rgb */ color: rgb(24, 125, 63);
/* oklch */ color: oklch(52.0% 0.130 150.9);

Tailwind

colors: {
  custom: {
    50: '#67a475',
    500: '#187d3f',
    950: '#000000',
  },
}

SCSS

$custom: #187d3f;
$custom-light: #67a475;
$custom-dark: #000000;

JSON

{
  "hex": "#187d3f",
  "rgb": {
    "r": 24,
    "g": 125,
    "b": 63
  },
  "hsl": {
    "h": 143.168,
    "s": 67.785,
    "l": 29.216
  },
  "oklch": {
    "l": 0.51963,
    "c": 0.1304,
    "h": 150.9
  },
  "luminance": 0.1522
}

Semantic roles & 50–950 ramp

primary

#187D3F

secondary

#B23F85

accent

#3DA8EB

background

#F6FAF7

surface

#EBF4ED

border

#C6CEC8

text

#070F08

muted

#7A7F7B

Preview Lab

Preview with #187D3F

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

Preview Lab → · Contrast checker → · Palette generator →