#128D2A#128D2A

#128D2A is a mid, vivid green. Relative luminance 0.193; OKLCH L 56.1% C 0.170 H 145.1°. Best body text is #000000 at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#128D2A
RGB	rgb(18, 141, 42)
HSL	hsl(132, 77%, 31%)
HSV	hsv(132, 87%, 55%)
CMYK	cmyk(87.2%, 0%, 70.2%, 44.7%)
CIE-LAB	lab(51.09, -51.63, 42.25)
CIE-LCH	lch(51.09, 66.71, 140.71°)
OKLab	oklab(56.14% -0.1391 0.0971)
OKLCH	oklch(56.14% 0.17 145.1)
XYZ	xyz(10.1915, 19.3442, 5.3867)
Luminance	0.1935 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#128D2A #8D1275

analogous

#378D12 #128D2A #128D67

triadic

#128D2A #2A128D #8D2A12

tetradic

#128D2A #12378D #8D1275 #8D6712

square

#128D2A #12378D #8D1275 #8D6712

split-complementary

#128D2A #67128D #8D1237

monochromatic

#04200A #0B571A #128D2A #19C33A #34E557

Accessibility & contrast

On white

4.31

#128D2A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.87

#128D2A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #128D2A

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##128D2A	#FFFFFF	#000000	##000000
##128D2A	1.00	4.31	4.87	4.87
#FFFFFF	4.31	1.00	21.00	21.00
#000000	4.87	21.00	1.00	1.00
##000000	4.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F7F1C

Deuteranopia (green-blind)

#837634

Tritanopia (blue-blind)

#008979

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #128d2a;
/* rgb */ color: rgb(18, 141, 42);
/* oklch */ color: oklch(56.1% 0.170 145.1);

Tailwind

colors: {
  custom: {
    50: '#6bb069',
    500: '#128d2a',
    950: '#000000',
  },
}

SCSS

$custom: #128d2a;
$custom-light: #6bb069;
$custom-dark: #000000;

JSON

{
  "hex": "#128d2a",
  "rgb": {
    "r": 18,
    "g": 141,
    "b": 42
  },
  "hsl": {
    "h": 131.707,
    "s": 77.358,
    "l": 31.176
  },
  "oklch": {
    "l": 0.5614,
    "c": 0.16969,
    "h": 145.1
  },
  "luminance": 0.19346
}

Semantic roles & 50–950 ramp

primary

#128D2A

secondary

#C139A7

accent

#34CEF4

background

#F7FAF6

surface

#EDF5EB

border

#C8CFC6

text

#081106

muted

#7B807A

Preview Lab

Preview with #128D2A

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

Preview Lab → · Contrast checker → · Palette generator →