#187D39#187D39

#187D39 is a mid, vivid green. Relative luminance 0.152; OKLCH L 51.9% C 0.136 H 149.0°. Best body text is #FFFFFF at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#187D39
RGB	rgb(24, 125, 57)
HSL	hsl(140, 68%, 29%)
HSV	hsv(140, 81%, 49%)
CMYK	cmyk(80.8%, 0%, 54.4%, 51%)
CIE-LAB	lab(45.85, -43.44, 29.07)
CIE-LCH	lch(45.85, 52.27, 146.21°)
OKLab	oklab(51.86% -0.1167 0.0701)
OKLCH	oklch(51.86% 0.136 149)
XYZ	xyz(8.4481, 15.1558, 6.3502)
Luminance	0.1516 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#187D39 #7D185C

analogous

#2A7D18 #187D39 #187D6C

triadic

#187D39 #39187D #7D3918

tetradic

#187D39 #182A7D #7D185C #7D6C18

square

#187D39 #182A7D #7D185C #7D6C18

split-complementary

#187D39 #6C187D #7D182A

monochromatic

#051A0C #0E4A22 #187D39 #22B050 #37D96C

Accessibility & contrast

On white

5.21

#187D39 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#187D39 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #187D39

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##187D39	#FFFFFF	#000000	##FFFFFF
##187D39	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)

#7E7133

Deuteranopia (green-blind)

#73693E

Tritanopia (blue-blind)

#007A6D

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #187d39;
/* rgb */ color: rgb(24, 125, 57);
/* oklch */ color: oklch(51.9% 0.136 149.0);

Tailwind

colors: {
  custom: {
    50: '#68a471',
    500: '#187d39',
    950: '#000000',
  },
}

SCSS

$custom: #187d39;
$custom-light: #68a471;
$custom-dark: #000000;

JSON

{
  "hex": "#187d39",
  "rgb": {
    "r": 24,
    "g": 125,
    "b": 57
  },
  "hsl": {
    "h": 139.604,
    "s": 67.785,
    "l": 29.216
  },
  "oklch": {
    "l": 0.51863,
    "c": 0.13612,
    "h": 149
  },
  "luminance": 0.15157
}

Semantic roles & 50–950 ramp

primary

#187D39

secondary

#B23F8C

accent

#3DB2EB

background

#F6FAF6

surface

#EBF4EC

border

#C6CEC7

text

#070F08

muted

#7A7F7B

Preview Lab

Preview with #187D39

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

Preview Lab → · Contrast checker → · Palette generator →