#128F2A#128F2A

#128F2A is a mid, vivid green. Relative luminance 0.199; OKLCH L 56.7% C 0.172 H 145.0°. Best body text is #000000 at 4.99:1 contrast (WCAG AA passes).

Color values

HEX	#128F2A
RGB	rgb(18, 143, 42)
HSL	hsl(132, 78%, 32%)
HSV	hsv(132, 87%, 56%)
CMYK	cmyk(87.4%, 0%, 70.6%, 43.9%)
CIE-LAB	lab(51.77, -52.28, 42.97)
CIE-LCH	lch(51.77, 67.67, 140.58°)
OKLab	oklab(56.71% -0.1409 0.0987)
OKLCH	oklch(56.71% 0.172 145)
XYZ	xyz(10.4891, 19.9394, 5.4859)
Luminance	0.1994 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#128F2A #8F1277

analogous

#398F12 #128F2A #128F69

triadic

#128F2A #2A128F #8F2A12

tetradic

#128F2A #12398F #8F1277 #8F6912

square

#128F2A #12398F #8F1277 #8F6912

split-complementary

#128F2A #69128F #8F1239

monochromatic

#04220A #0B591A #128F2A #19C53A #36E658

Accessibility & contrast

On white

4.21

#128F2A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.99

#128F2A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #128F2A

4.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##128F2A	#FFFFFF	#000000	##000000
##128F2A	1.00	4.21	4.99	4.99
#FFFFFF	4.21	1.00	21.00	21.00
#000000	4.99	21.00	1.00	1.00
##000000	4.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#92811B

Deuteranopia (green-blind)

#857834

Tritanopia (blue-blind)

#008B7B

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #128f2a;
/* rgb */ color: rgb(18, 143, 42);
/* oklch */ color: oklch(56.7% 0.172 145.0);

Tailwind

colors: {
  custom: {
    50: '#6cb169',
    500: '#128f2a',
    950: '#000000',
  },
}

SCSS

$custom: #128f2a;
$custom-light: #6cb169;
$custom-dark: #000000;

JSON

{
  "hex": "#128f2a",
  "rgb": {
    "r": 18,
    "g": 143,
    "b": 42
  },
  "hsl": {
    "h": 131.52,
    "s": 77.64,
    "l": 31.569
  },
  "oklch": {
    "l": 0.56706,
    "c": 0.17201,
    "h": 145
  },
  "luminance": 0.19941
}

Semantic roles & 50–950 ramp

primary

#128F2A

secondary

#C33AA9

accent

#34CFF4

background

#F7FBF6

surface

#EDF6EB

border

#C8D0C6

text

#081107

muted

#7B807A

Preview Lab

Preview with #128F2A

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

Preview Lab → · Contrast checker → · Palette generator →