#187D31#187D31

#187D31 is a mid, vivid green. Relative luminance 0.151; OKLCH L 51.7% C 0.143 H 146.9°. Best body text is #FFFFFF at 5.23:1 contrast (WCAG AA passes).

Color values

HEX	#187D31
RGB	rgb(24, 125, 49)
HSL	hsl(135, 68%, 29%)
HSV	hsv(135, 81%, 49%)
CMYK	cmyk(80.8%, 0%, 60.8%, 51%)
CIE-LAB	lab(45.75, -44.64, 33.07)
CIE-LCH	lch(45.75, 55.55, 143.47°)
OKLab	oklab(51.75% -0.1201 0.0783)
OKLCH	oklch(51.75% 0.143 146.9)
XYZ	xyz(8.2641, 15.0822, 5.3807)
Luminance	0.1508 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#187D31 #7D1864

analogous

#327D18 #187D31 #187D64

triadic

#187D31 #31187D #7D3118

tetradic

#187D31 #18327D #7D1864 #7D6418

square

#187D31 #18327D #7D1864 #7D6418

split-complementary

#187D31 #64187D #7D1832

monochromatic

#051A0A #0E4A1D #187D31 #22B045 #37D95F

Accessibility & contrast

On white

5.23

#187D31 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.02

#187D31 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #187D31

5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##187D31	#FFFFFF	#000000	##FFFFFF
##187D31	1.00	5.23	4.02	5.23
#FFFFFF	5.23	1.00	21.00	1.00
#000000	4.02	21.00	1.00	21.00
##FFFFFF	5.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F7129

Deuteranopia (green-blind)

#736937

Tritanopia (blue-blind)

#007A6C

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #187d31;
/* rgb */ color: rgb(24, 125, 49);
/* oklch */ color: oklch(51.7% 0.143 146.9);

Tailwind

colors: {
  custom: {
    50: '#68a46c',
    500: '#187d31',
    950: '#000000',
  },
}

SCSS

$custom: #187d31;
$custom-light: #68a46c;
$custom-dark: #000000;

JSON

{
  "hex": "#187d31",
  "rgb": {
    "r": 24,
    "g": 125,
    "b": 49
  },
  "hsl": {
    "h": 134.851,
    "s": 67.785,
    "l": 29.216
  },
  "oklch": {
    "l": 0.51748,
    "c": 0.14335,
    "h": 146.9
  },
  "luminance": 0.15083
}

Semantic roles & 50–950 ramp

primary

#187D31

secondary

#B23F95

accent

#3DC0EB

background

#F6FAF6

surface

#ECF4EB

border

#C7CEC6

text

#070F07

muted

#7A7F7A

Preview Lab

Preview with #187D31

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

Preview Lab → · Contrast checker → · Palette generator →