#128F15#128F15

#128F15 is a mid, vivid green. Relative luminance 0.198; OKLCH L 56.6% C 0.183 H 142.8°. Best body text is #000000 at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#128F15
RGB	rgb(18, 143, 21)
HSL	hsl(121, 78%, 32%)
HSV	hsv(121, 87%, 56%)
CMYK	cmyk(87.4%, 0%, 85.3%, 43.9%)
CIE-LAB	lab(51.64, -53.90, 50.14)
CIE-LCH	lch(51.64, 73.62, 137.06°)
OKLab	oklab(56.56% -0.1462 0.1108)
OKLCH	oklch(56.56% 0.183 142.8)
XYZ	xyz(10.2066, 19.8264, 3.9983)
Luminance	0.1983 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#128F15 #8F128C

analogous

#4E8F12 #128F15 #128F54

triadic

#128F15 #15128F #8F1512

tetradic

#128F15 #124E8F #8F128C #8F5412

square

#128F15 #124E8F #8F128C #8F5412

split-complementary

#128F15 #54128F #8F124E

monochromatic

#042205 #0B590D #128F15 #19C51D #36E63A

Accessibility & contrast

On white

4.23

#128F15 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.97

#128F15 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #128F15

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##128F15	#FFFFFF	#000000	##000000
##128F15	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)

#928000

Deuteranopia (green-blind)

#867826

Tritanopia (blue-blind)

#008B79

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #128f15;
/* rgb */ color: rgb(18, 143, 21);
/* oklch */ color: oklch(56.6% 0.183 142.8);

Tailwind

colors: {
  custom: {
    50: '#6db15f',
    500: '#128f15',
    950: '#000000',
  },
}

SCSS

$custom: #128f15;
$custom-light: #6db15f;
$custom-dark: #000000;

JSON

{
  "hex": "#128f15",
  "rgb": {
    "r": 18,
    "g": 143,
    "b": 21
  },
  "hsl": {
    "h": 121.44,
    "s": 77.64,
    "l": 31.569
  },
  "oklch": {
    "l": 0.56558,
    "c": 0.18341,
    "h": 142.8
  },
  "luminance": 0.19828
}

Semantic roles & 50–950 ramp

primary

#128F15

secondary

#C33AC0

accent

#34F0F4

background

#F7FBF5

surface

#EDF6EA

border

#C8D0C6

text

#081105

muted

#7B8079

Preview Lab

Preview with #128F15

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

Preview Lab → · Contrast checker → · Palette generator →