#128F1A#128F1A

#128F1A is a mid, vivid green. Relative luminance 0.198; OKLCH L 56.6% C 0.181 H 143.2°. Best body text is #000000 at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#128F1A
RGB	rgb(18, 143, 26)
HSL	hsl(124, 78%, 32%)
HSV	hsv(124, 87%, 56%)
CMYK	cmyk(87.4%, 0%, 81.8%, 43.9%)
CIE-LAB	lab(51.66, -53.60, 48.73)
CIE-LCH	lch(51.66, 72.44, 137.73°)
OKLab	oklab(56.58% -0.1452 0.1085)
OKLCH	oklch(56.58% 0.181 143.2)
XYZ	xyz(10.2577, 19.8468, 4.2673)
Luminance	0.1985 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#128F1A #8F1287

analogous

#498F12 #128F1A #128F59

triadic

#128F1A #1A128F #8F1A12

tetradic

#128F1A #12498F #8F1287 #8F5912

square

#128F1A #12498F #8F1287 #8F5912

split-complementary

#128F1A #59128F #8F1249

monochromatic

#042206 #0B5910 #128F1A #19C524 #36E641

Accessibility & contrast

On white

4.23

#128F1A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.97

#128F1A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #128F1A

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##128F1A	#FFFFFF	#000000	##000000
##128F1A	1.00	4.23	4.97	4.97
#FFFFFF	4.23	1.00	21.00	21.00
#000000	4.97	21.00	1.00	1.00
##000000	4.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#928100

Deuteranopia (green-blind)

#857829

Tritanopia (blue-blind)

#008B7A

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #128f1a;
/* rgb */ color: rgb(18, 143, 26);
/* oklch */ color: oklch(56.6% 0.181 143.2);

Tailwind

colors: {
  custom: {
    50: '#6db161',
    500: '#128f1a',
    950: '#000000',
  },
}

SCSS

$custom: #128f1a;
$custom-light: #6db161;
$custom-dark: #000000;

JSON

{
  "hex": "#128f1a",
  "rgb": {
    "r": 18,
    "g": 143,
    "b": 26
  },
  "hsl": {
    "h": 123.84,
    "s": 77.64,
    "l": 31.569
  },
  "oklch": {
    "l": 0.56585,
    "c": 0.18125,
    "h": 143.2
  },
  "luminance": 0.19848
}

Semantic roles & 50–950 ramp

primary

#128F1A

secondary

#C33ABA

accent

#34E8F4

background

#F7FBF6

surface

#EDF6EB

border

#C8D0C6

text

#081105

muted

#7B807A

Preview Lab

Preview with #128F1A

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

Preview Lab → · Contrast checker → · Palette generator →