#188B28#188B28

#188B28 is a mid, vivid green. Relative luminance 0.188; OKLCH L 55.6% C 0.168 H 144.5°. Best body text is #000000 at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#188B28
RGB	rgb(24, 139, 40)
HSL	hsl(128, 71%, 32%)
HSV	hsv(128, 83%, 55%)
CMYK	cmyk(82.7%, 0%, 71.2%, 45.5%)
CIE-LAB	lab(50.47, -50.51, 42.45)
CIE-LCH	lch(50.47, 65.98, 139.96°)
OKLab	oklab(55.64% -0.1364 0.0973)
OKLCH	oklch(55.64% 0.168 144.5)
XYZ	xyz(9.9916, 18.8114, 5.1114)
Luminance	0.1881 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#188B28 #8B187B

analogous

#428B18 #188B28 #188B62

triadic

#188B28 #28188B #8B2818

tetradic

#188B28 #18428B #8B187B #8B6218

square

#188B28 #18428B #8B187B #8B6218

split-complementary

#188B28 #62188B #8B1842

monochromatic

#06230A #0F5719 #188B28 #21BF37 #3FDE56

Accessibility & contrast

On white

4.41

#188B28 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.76

#188B28 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #188B28

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##188B28	#FFFFFF	#000000	##000000
##188B28	1.00	4.41	4.76	4.76
#FFFFFF	4.41	1.00	21.00	21.00
#000000	4.76	21.00	1.00	1.00
##000000	4.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E7D19

Deuteranopia (green-blind)

#817532

Tritanopia (blue-blind)

#008777

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #188b28;
/* rgb */ color: rgb(24, 139, 40);
/* oklch */ color: oklch(55.6% 0.168 144.5);

Tailwind

colors: {
  custom: {
    50: '#6cae68',
    500: '#188b28',
    950: '#000000',
  },
}

SCSS

$custom: #188b28;
$custom-light: #6cae68;
$custom-dark: #000000;

JSON

{
  "hex": "#188b28",
  "rgb": {
    "r": 24,
    "g": 139,
    "b": 40
  },
  "hsl": {
    "h": 128.348,
    "s": 70.552,
    "l": 31.961
  },
  "oklch": {
    "l": 0.55639,
    "c": 0.16753,
    "h": 144.5
  },
  "luminance": 0.18813
}

Semantic roles & 50–950 ramp

primary

#188B28

secondary

#BE40AD

accent

#3AD4ED

background

#F7FAF6

surface

#EDF4EB

border

#C8CEC6

text

#081006

muted

#7B7F7A

Preview Lab

Preview with #188B28

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

Preview Lab → · Contrast checker → · Palette generator →