#128F4D#128F4D

#128F4D is a mid, vivid green. Relative luminance 0.203; OKLCH L 57.2% C 0.142 H 152.9°. Best body text is #000000 at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#128F4D
RGB	rgb(18, 143, 77)
HSL	hsl(148, 78%, 32%)
HSV	hsv(148, 87%, 56%)
CMYK	cmyk(87.4%, 0%, 46.2%, 43.9%)
CIE-LAB	lab(52.18, -47.24, 26.32)
CIE-LCH	lch(52.18, 54.07, 150.88°)
OKLab	oklab(57.18% -0.1268 0.0648)
OKLCH	oklch(57.18% 0.142 152.9)
XYZ	xyz(11.4104, 20.3079, 10.3382)
Luminance	0.2031 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#128F4D #8F1254

analogous

#168F12 #128F4D #128F8C

triadic

#128F4D #4D128F #8F4D12

tetradic

#128F4D #12168F #8F1254 #8F8C12

square

#128F4D #12168F #8F1254 #8F8C12

split-complementary

#128F4D #8C128F #8F1216

monochromatic

#042212 #0B5930 #128F4D #19C56A #36E689

Accessibility & contrast

On white

4.15

#128F4D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.06

#128F4D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #128F4D

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##128F4D	#FFFFFF	#000000	##000000
##128F4D	1.00	4.15	5.06	5.06
#FFFFFF	4.15	1.00	21.00	21.00
#000000	5.06	21.00	1.00	1.00
##000000	5.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F8248

Deuteranopia (green-blind)

#827952

Tritanopia (blue-blind)

#008D7F

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #128f4d;
/* rgb */ color: rgb(18, 143, 77);
/* oklch */ color: oklch(57.2% 0.142 152.9);

Tailwind

colors: {
  custom: {
    50: '#6ab180',
    500: '#128f4d',
    950: '#000000',
  },
}

SCSS

$custom: #128f4d;
$custom-light: #6ab180;
$custom-dark: #000000;

JSON

{
  "hex": "#128f4d",
  "rgb": {
    "r": 18,
    "g": 143,
    "b": 77
  },
  "hsl": {
    "h": 148.32,
    "s": 77.64,
    "l": 31.569
  },
  "oklch": {
    "l": 0.57185,
    "c": 0.14236,
    "h": 152.9
  },
  "luminance": 0.20309
}

Semantic roles & 50–950 ramp

primary

#128F4D

secondary

#C33A82

accent

#3499F4

background

#F7FBF7

surface

#EDF6EE

border

#C8D0C9

text

#08110A

muted

#7B807C

Preview Lab

Preview with #128F4D

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

Preview Lab → · Contrast checker → · Palette generator →