#128F23#128F23

#128F23 is a mid, vivid green. Relative luminance 0.199; OKLCH L 56.6% C 0.176 H 144.1°. Best body text is #000000 at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#128F23
RGB	rgb(18, 143, 35)
HSL	hsl(128, 78%, 32%)
HSV	hsv(128, 87%, 56%)
CMYK	cmyk(87.4%, 0%, 75.5%, 43.9%)
CIE-LAB	lab(51.72, -52.93, 45.70)
CIE-LCH	lch(51.72, 69.93, 139.19°)
OKLab	oklab(56.65% -0.143 0.1035)
OKLCH	oklch(56.65% 0.176 144.1)
XYZ	xyz(10.3746, 19.8936, 4.8828)
Luminance	0.1989 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#128F23 #8F127E

analogous

#408F12 #128F23 #128F62

triadic

#128F23 #23128F #8F2312

tetradic

#128F23 #12408F #8F127E #8F6212

square

#128F23 #12408F #8F127E #8F6212

split-complementary

#128F23 #62128F #8F1240

monochromatic

#042208 #0B5916 #128F23 #19C530 #36E64E

Accessibility & contrast

On white

4.22

#128F23 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.98

#128F23 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #128F23

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##128F23	#FFFFFF	#000000	##000000
##128F23	1.00	4.22	4.98	4.98
#FFFFFF	4.22	1.00	21.00	21.00
#000000	4.98	21.00	1.00	1.00
##000000	4.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#92810E

Deuteranopia (green-blind)

#85782F

Tritanopia (blue-blind)

#008B7A

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #128f23;
/* rgb */ color: rgb(18, 143, 35);
/* oklch */ color: oklch(56.6% 0.176 144.1);

Tailwind

colors: {
  custom: {
    50: '#6cb165',
    500: '#128f23',
    950: '#000000',
  },
}

SCSS

$custom: #128f23;
$custom-light: #6cb165;
$custom-dark: #000000;

JSON

{
  "hex": "#128f23",
  "rgb": {
    "r": 18,
    "g": 143,
    "b": 35
  },
  "hsl": {
    "h": 128.16,
    "s": 77.64,
    "l": 31.569
  },
  "oklch": {
    "l": 0.56646,
    "c": 0.17648,
    "h": 144.1
  },
  "luminance": 0.19895
}

Semantic roles & 50–950 ramp

primary

#128F23

secondary

#C33AB0

accent

#34DAF4

background

#F7FBF6

surface

#EDF6EB

border

#C8D0C6

text

#081106

muted

#7B807A

Preview Lab

Preview with #128F23

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

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