#128F1D#128F1D

#128F1D is a mid, vivid green. Relative luminance 0.199; OKLCH L 56.6% C 0.180 H 143.5°. Best body text is #000000 at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#128F1D
RGB	rgb(18, 143, 29)
HSL	hsl(125, 78%, 32%)
HSV	hsv(125, 87%, 56%)
CMYK	cmyk(87.4%, 0%, 79.7%, 43.9%)
CIE-LAB	lab(51.68, -53.40, 47.78)
CIE-LCH	lch(51.68, 71.65, 138.18°)
OKLab	oklab(56.6% -0.1445 0.107)
OKLCH	oklch(56.6% 0.18 143.5)
XYZ	xyz(10.2930, 19.8609, 4.4532)
Luminance	0.1986 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#128F1D #8F1284

analogous

#468F12 #128F1D #128F5C

triadic

#128F1D #1D128F #8F1D12

tetradic

#128F1D #12468F #8F1284 #8F5C12

square

#128F1D #12468F #8F1284 #8F5C12

split-complementary

#128F1D #5C128F #8F1246

monochromatic

#042207 #0B5912 #128F1D #19C528 #36E645

Accessibility & contrast

On white

4.22

#128F1D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.97

#128F1D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #128F1D

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##128F1D	#FFFFFF	#000000	##000000
##128F1D	1.00	4.22	4.97	4.97
#FFFFFF	4.22	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)

#85782A

Tritanopia (blue-blind)

#008B7A

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #128f1d;
/* rgb */ color: rgb(18, 143, 29);
/* oklch */ color: oklch(56.6% 0.180 143.5);

Tailwind

colors: {
  custom: {
    50: '#6cb162',
    500: '#128f1d',
    950: '#000000',
  },
}

SCSS

$custom: #128f1d;
$custom-light: #6cb162;
$custom-dark: #000000;

JSON

{
  "hex": "#128f1d",
  "rgb": {
    "r": 18,
    "g": 143,
    "b": 29
  },
  "hsl": {
    "h": 125.28,
    "s": 77.64,
    "l": 31.569
  },
  "oklch": {
    "l": 0.56604,
    "c": 0.17979,
    "h": 143.5
  },
  "luminance": 0.19862
}

Semantic roles & 50–950 ramp

primary

#128F1D

secondary

#C33AB7

accent

#34E3F4

background

#F7FBF6

surface

#EDF6EB

border

#C8D0C6

text

#081106

muted

#7B807A

Preview Lab

Preview with #128F1D

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

Preview Lab → · Contrast checker → · Palette generator →