#178F50#178F50

#178F50 is a mid, vivid green. Relative luminance 0.204; OKLCH L 57.3% C 0.139 H 153.7°. Best body text is #000000 at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#178F50
RGB	rgb(23, 143, 80)
HSL	hsl(149, 72%, 33%)
HSV	hsv(149, 84%, 56%)
CMYK	cmyk(83.9%, 0%, 44.1%, 43.9%)
CIE-LAB	lab(52.29, -46.19, 24.84)
CIE-LCH	lch(52.29, 52.44, 151.73°)
OKLab	oklab(57.31% -0.1241 0.0614)
OKLCH	oklch(57.31% 0.139 153.7)
XYZ	xyz(11.6227, 20.4048, 10.9138)
Luminance	0.2041 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178F50 #8F1756

analogous

#1A8F17 #178F50 #178F8C

triadic

#178F50 #50178F #8F5017

tetradic

#178F50 #171A8F #8F1756 #8F8C17

square

#178F50 #171A8F #8F1756 #8F8C17

split-complementary

#178F50 #8C178F #8F171A

monochromatic

#062615 #0F5A33 #178F50 #1FC46D #40E08C

Accessibility & contrast

On white

4.13

#178F50 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.08

#178F50 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178F50

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178F50	#FFFFFF	#000000	##000000
##178F50	1.00	4.13	5.08	5.08
#FFFFFF	4.13	1.00	21.00	21.00
#000000	5.08	21.00	1.00	1.00
##000000	5.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F824B

Deuteranopia (green-blind)

#817954

Tritanopia (blue-blind)

#008D80

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #178f50;
/* rgb */ color: rgb(23, 143, 80);
/* oklch */ color: oklch(57.3% 0.139 153.7);

Tailwind

colors: {
  custom: {
    50: '#6bb182',
    500: '#178f50',
    950: '#000000',
  },
}

SCSS

$custom: #178f50;
$custom-light: #6bb182;
$custom-dark: #000000;

JSON

{
  "hex": "#178f50",
  "rgb": {
    "r": 23,
    "g": 143,
    "b": 80
  },
  "hsl": {
    "h": 148.5,
    "s": 72.289,
    "l": 32.549
  },
  "oklch": {
    "l": 0.57308,
    "c": 0.1385,
    "h": 153.7
  },
  "luminance": 0.20406
}

Semantic roles & 50–950 ramp

primary

#178F50

secondary

#C14184

accent

#3998EF

background

#F7FBF7

surface

#EDF6EE

border

#C8D0C9

text

#08110A

muted

#7B807C

Preview Lab

Preview with #178F50

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

Preview Lab → · Contrast checker → · Palette generator →