#128C2B#128C2B

#128C2B is a mid, vivid green. Relative luminance 0.191; OKLCH L 55.9% C 0.168 H 145.3°. Best body text is #000000 at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#128C2B
RGB	rgb(18, 140, 43)
HSL	hsl(132, 77%, 31%)
HSV	hsv(132, 87%, 55%)
CMYK	cmyk(87.1%, 0%, 69.3%, 45.1%)
CIE-LAB	lab(50.75, -51.20, 41.46)
CIE-LCH	lch(50.75, 65.88, 141.00°)
OKLab	oklab(55.86% -0.1379 0.0956)
OKLCH	oklch(55.86% 0.168 145.3)
XYZ	xyz(10.0628, 19.0579, 5.4332)
Luminance	0.1906 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#128C2B #8C1273

analogous

#368C12 #128C2B #128C68

triadic

#128C2B #2B128C #8C2B12

tetradic

#128C2B #12368C #8C1273 #8C6812

square

#128C2B #12368C #8C1273 #8C6812

split-complementary

#128C2B #68128C #8C1236

monochromatic

#04200A #0B561A #128C2B #19C23C #34E558

Accessibility & contrast

On white

4.36

#128C2B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.81

#128C2B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #128C2B

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##128C2B	#FFFFFF	#000000	##000000
##128C2B	1.00	4.36	4.81	4.81
#FFFFFF	4.36	1.00	21.00	21.00
#000000	4.81	21.00	1.00	1.00
##000000	4.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E7E1E

Deuteranopia (green-blind)

#827534

Tritanopia (blue-blind)

#008878

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #128c2b;
/* rgb */ color: rgb(18, 140, 43);
/* oklch */ color: oklch(55.9% 0.168 145.3);

Tailwind

colors: {
  custom: {
    50: '#6baf69',
    500: '#128c2b',
    950: '#000000',
  },
}

SCSS

$custom: #128c2b;
$custom-light: #6baf69;
$custom-dark: #000000;

JSON

{
  "hex": "#128c2b",
  "rgb": {
    "r": 18,
    "g": 140,
    "b": 43
  },
  "hsl": {
    "h": 132.295,
    "s": 77.215,
    "l": 30.98
  },
  "oklch": {
    "l": 0.55865,
    "c": 0.16781,
    "h": 145.3
  },
  "luminance": 0.19059
}

Semantic roles & 50–950 ramp

primary

#128C2B

secondary

#C039A5

accent

#34CCF4

background

#F7FAF6

surface

#EDF5EB

border

#C8CFC6

text

#081007

muted

#7B7F7A

Preview Lab

Preview with #128C2B

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

Preview Lab → · Contrast checker → · Palette generator →