#178F38#178F38

#178F38 is a mid, vivid green. Relative luminance 0.201; OKLCH L 56.9% C 0.160 H 147.1°. Best body text is #000000 at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#178F38
RGB	rgb(23, 143, 56)
HSL	hsl(137, 72%, 33%)
HSV	hsv(137, 84%, 56%)
CMYK	cmyk(83.9%, 0%, 60.8%, 43.9%)
CIE-LAB	lab(51.96, -50.10, 36.87)
CIE-LCH	lch(51.96, 62.21, 143.65°)
OKLab	oklab(56.93% -0.1346 0.0871)
OKLCH	oklch(56.93% 0.16 147.1)
XYZ	xyz(10.8888, 20.1113, 7.0486)
Luminance	0.2011 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178F38 #8F176E

analogous

#328F17 #178F38 #178F74

triadic

#178F38 #38178F #8F3817

tetradic

#178F38 #17328F #8F176E #8F7417

square

#178F38 #17328F #8F176E #8F7417

split-complementary

#178F38 #74178F #8F1732

monochromatic

#06260F #0F5A23 #178F38 #1FC44D #40E06C

Accessibility & contrast

On white

4.18

#178F38 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.02

#178F38 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178F38

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178F38	#FFFFFF	#000000	##000000
##178F38	1.00	4.18	5.02	5.02
#FFFFFF	4.18	1.00	21.00	21.00
#000000	5.02	21.00	1.00	1.00
##000000	5.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#91812F

Deuteranopia (green-blind)

#84783F

Tritanopia (blue-blind)

#008C7C

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #178f38;
/* rgb */ color: rgb(23, 143, 56);
/* oklch */ color: oklch(56.9% 0.160 147.1);

Tailwind

colors: {
  custom: {
    50: '#6cb171',
    500: '#178f38',
    950: '#000000',
  },
}

SCSS

$custom: #178f38;
$custom-light: #6cb171;
$custom-dark: #000000;

JSON

{
  "hex": "#178f38",
  "rgb": {
    "r": 23,
    "g": 143,
    "b": 56
  },
  "hsl": {
    "h": 136.5,
    "s": 72.289,
    "l": 32.549
  },
  "oklch": {
    "l": 0.56928,
    "c": 0.16037,
    "h": 147.1
  },
  "luminance": 0.20113
}

Semantic roles & 50–950 ramp

primary

#178F38

secondary

#C1419E

accent

#39BDEF

background

#F7FBF7

surface

#EDF6ED

border

#C8D0C8

text

#081108

muted

#7B807B

Preview Lab

Preview with #178F38

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

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