#128A1D#128A1D

#128A1D is a mid, vivid green. Relative luminance 0.184; OKLCH L 55.2% C 0.174 H 143.6°. Best body text is #000000 at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#128A1D
RGB	rgb(18, 138, 29)
HSL	hsl(126, 77%, 31%)
HSV	hsv(126, 87%, 54%)
CMYK	cmyk(87%, 0%, 79%, 45.9%)
CIE-LAB	lab(49.97, -51.83, 46.12)
CIE-LCH	lch(49.97, 69.38, 138.34°)
OKLab	oklab(55.18% -0.1402 0.1035)
OKLCH	oklch(55.18% 0.174 143.6)
XYZ	xyz(9.5591, 18.3931, 4.2086)
Luminance	0.1839 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#128A1D #8A127F

analogous

#438A12 #128A1D #128A59

triadic

#128A1D #1D128A #8A1D12

tetradic

#128A1D #12438A #8A127F #8A5912

square

#128A1D #12438A #8A127F #8A5912

split-complementary

#128A1D #59128A #8A1243

monochromatic

#041E06 #0B5412 #128A1D #19C028 #32E442

Accessibility & contrast

On white

4.49

#128A1D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.68

#128A1D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #128A1D

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##128A1D	#FFFFFF	#000000	##000000
##128A1D	1.00	4.49	4.68	4.68
#FFFFFF	4.49	1.00	21.00	21.00
#000000	4.68	21.00	1.00	1.00
##000000	4.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D7C02

Deuteranopia (green-blind)

#81742A

Tritanopia (blue-blind)

#008675

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #128a1d;
/* rgb */ color: rgb(18, 138, 29);
/* oklch */ color: oklch(55.2% 0.174 143.6);

Tailwind

colors: {
  custom: {
    50: '#6bad62',
    500: '#128a1d',
    950: '#000000',
  },
}

SCSS

$custom: #128a1d;
$custom-light: #6bad62;
$custom-dark: #000000;

JSON

{
  "hex": "#128a1d",
  "rgb": {
    "r": 18,
    "g": 138,
    "b": 29
  },
  "hsl": {
    "h": 125.5,
    "s": 76.923,
    "l": 30.588
  },
  "oklch": {
    "l": 0.55179,
    "c": 0.1743,
    "h": 143.6
  },
  "luminance": 0.18394
}

Semantic roles & 50–950 ramp

primary

#128A1D

secondary

#BF39B2

accent

#34E2F3

background

#F7FAF6

surface

#EDF4EB

border

#C8CEC6

text

#081005

muted

#7B7F7A

Preview Lab

Preview with #128A1D

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

Preview Lab → · Contrast checker → · Palette generator →