#178C4F#178C4F

#178C4F is a mid, vivid green. Relative luminance 0.195; OKLCH L 56.5% C 0.135 H 153.9°. Best body text is #000000 at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#178C4F
RGB	rgb(23, 140, 79)
HSL	hsl(149, 72%, 32%)
HSV	hsv(149, 84%, 55%)
CMYK	cmyk(83.6%, 0%, 43.6%, 45.1%)
CIE-LAB	lab(51.27, -45.25, 24.05)
CIE-LCH	lch(51.27, 51.25, 152.00°)
OKLab	oklab(56.46% -0.1216 0.0596)
OKLCH	oklch(56.46% 0.135 153.9)
XYZ	xyz(11.1416, 19.5015, 10.5726)
Luminance	0.1950 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178C4F #8C1754

analogous

#1A8C17 #178C4F #178C8A

triadic

#178C4F #4F178C #8C4F17

tetradic

#178C4F #171A8C #8C1754 #8C8A17

square

#178C4F #171A8C #8C1754 #8C8A17

split-complementary

#178C4F #8A178C #8C171A

monochromatic

#062314 #0E5731 #178C4F #20C16D #3EDF8B

Accessibility & contrast

On white

4.29

#178C4F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.90

#178C4F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178C4F

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178C4F	#FFFFFF	#000000	##000000
##178C4F	1.00	4.29	4.90	4.90
#FFFFFF	4.29	1.00	21.00	21.00
#000000	4.90	21.00	1.00	1.00
##000000	4.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C804B

Deuteranopia (green-blind)

#7F7653

Tritanopia (blue-blind)

#008A7D

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #178c4f;
/* rgb */ color: rgb(23, 140, 79);
/* oklch */ color: oklch(56.5% 0.135 153.9);

Tailwind

colors: {
  custom: {
    50: '#6baf81',
    500: '#178c4f',
    950: '#000000',
  },
}

SCSS

$custom: #178c4f;
$custom-light: #6baf81;
$custom-dark: #000000;

JSON

{
  "hex": "#178c4f",
  "rgb": {
    "r": 23,
    "g": 140,
    "b": 79
  },
  "hsl": {
    "h": 148.718,
    "s": 71.779,
    "l": 31.961
  },
  "oklch": {
    "l": 0.56456,
    "c": 0.13545,
    "h": 153.9
  },
  "luminance": 0.19503
}

Semantic roles & 50–950 ramp

primary

#178C4F

secondary

#BF3F82

accent

#3998EF

background

#F6FAF7

surface

#ECF5EE

border

#C7CFC9

text

#08100A

muted

#7A7F7C

Preview Lab

Preview with #178C4F

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

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