#188B1F#188B1F

#188B1F is a mid, vivid green. Relative luminance 0.188; OKLCH L 55.6% C 0.173 H 143.4°. Best body text is #000000 at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#188B1F
RGB	rgb(24, 139, 31)
HSL	hsl(124, 71%, 32%)
HSV	hsv(124, 83%, 55%)
CMYK	cmyk(82.7%, 0%, 77.7%, 45.5%)
CIE-LAB	lab(50.40, -51.31, 45.87)
CIE-LCH	lch(50.40, 68.82, 138.21°)
OKLab	oklab(55.57% -0.139 0.1032)
OKLCH	oklch(55.57% 0.173 143.4)
XYZ	xyz(9.8560, 18.7572, 4.3971)
Luminance	0.1876 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#188B1F #8B1884

analogous

#4B8B18 #188B1F #188B59

triadic

#188B1F #1F188B #8B1F18

tetradic

#188B1F #184B8B #8B1884 #8B5918

square

#188B1F #184B8B #8B1884 #8B5918

split-complementary

#188B1F #59188B #8B184B

monochromatic

#062308 #0F5713 #188B1F #21BF2B #3FDE49

Accessibility & contrast

On white

4.42

#188B1F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.75

#188B1F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #188B1F

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##188B1F	#FFFFFF	#000000	##000000
##188B1F	1.00	4.42	4.75	4.75
#FFFFFF	4.42	1.00	21.00	21.00
#000000	4.75	21.00	1.00	1.00
##000000	4.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E7D06

Deuteranopia (green-blind)

#82752B

Tritanopia (blue-blind)

#008776

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #188b1f;
/* rgb */ color: rgb(24, 139, 31);
/* oklch */ color: oklch(55.6% 0.173 143.4);

Tailwind

colors: {
  custom: {
    50: '#6dae63',
    500: '#188b1f',
    950: '#000000',
  },
}

SCSS

$custom: #188b1f;
$custom-light: #6dae63;
$custom-dark: #000000;

JSON

{
  "hex": "#188b1f",
  "rgb": {
    "r": 24,
    "g": 139,
    "b": 31
  },
  "hsl": {
    "h": 123.652,
    "s": 70.552,
    "l": 31.961
  },
  "oklch": {
    "l": 0.55566,
    "c": 0.17311,
    "h": 143.4
  },
  "luminance": 0.18758
}

Semantic roles & 50–950 ramp

primary

#188B1F

secondary

#BE40B7

accent

#3AE2ED

background

#F7FAF6

surface

#EDF4EB

border

#C8CEC6

text

#081006

muted

#7B7F7A

Preview Lab

Preview with #188B1F

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

Preview Lab → · Contrast checker → · Palette generator →