#188539#188539

#188539 is a mid, vivid green. Relative luminance 0.173; OKLCH L 54.1% C 0.147 H 148.1°. Best body text is #FFFFFF at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#188539
RGB	rgb(24, 133, 57)
HSL	hsl(138, 69%, 31%)
HSV	hsv(138, 82%, 52%)
CMYK	cmyk(82%, 0%, 57.1%, 47.8%)
CIE-LAB	lab(48.59, -46.35, 32.40)
CIE-LCH	lch(48.59, 56.55, 145.05°)
OKLab	oklab(54.14% -0.1245 0.0774)
OKLCH	oklch(54.14% 0.147 148.1)
XYZ	xyz(9.5020, 17.2635, 6.7015)
Luminance	0.1726 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#188539 #851864

analogous

#2D8518 #188539 #18856F

triadic

#188539 #391885 #853918

tetradic

#188539 #182D85 #851864 #856F18

square

#188539 #182D85 #851864 #856F18

split-complementary

#188539 #6F1885 #85182D

monochromatic

#051D0D #0F5123 #188539 #21B94F #3CDC6C

Accessibility & contrast

On white

4.72

#188539 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.45

#188539 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #188539

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##188539	#FFFFFF	#000000	##FFFFFF
##188539	1.00	4.72	4.45	4.72
#FFFFFF	4.72	1.00	21.00	1.00
#000000	4.45	21.00	1.00	21.00
##FFFFFF	4.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#867932

Deuteranopia (green-blind)

#7A703F

Tritanopia (blue-blind)

#008274

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #188539;
/* rgb */ color: rgb(24, 133, 57);
/* oklch */ color: oklch(54.1% 0.147 148.1);

Tailwind

colors: {
  custom: {
    50: '#6aaa71',
    500: '#188539',
    950: '#000000',
  },
}

SCSS

$custom: #188539;
$custom-light: #6aaa71;
$custom-dark: #000000;

JSON

{
  "hex": "#188539",
  "rgb": {
    "r": 24,
    "g": 133,
    "b": 57
  },
  "hsl": {
    "h": 138.165,
    "s": 69.427,
    "l": 30.784
  },
  "oklch": {
    "l": 0.54137,
    "c": 0.14662,
    "h": 148.1
  },
  "luminance": 0.17265
}

Semantic roles & 50–950 ramp

primary

#188539

secondary

#B94094

accent

#3CB7EC

background

#F6FAF6

surface

#ECF4EC

border

#C7CEC7

text

#071008

muted

#7A7F7B

Preview Lab

Preview with #188539

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

Preview Lab → · Contrast checker → · Palette generator →