#178E50#178E50

#178E50 is a mid, vivid green. Relative luminance 0.201; OKLCH L 57.0% C 0.137 H 153.9°. Best body text is #000000 at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#178E50
RGB	rgb(23, 142, 80)
HSL	hsl(149, 72%, 32%)
HSV	hsv(149, 84%, 56%)
CMYK	cmyk(83.8%, 0%, 43.7%, 44.3%)
CIE-LAB	lab(51.96, -45.81, 24.40)
CIE-LCH	lch(51.96, 51.90, 151.95°)
OKLab	oklab(57.03% -0.1231 0.0604)
OKLCH	oklch(57.03% 0.137 153.9)
XYZ	xyz(11.4732, 20.1059, 10.8640)
Luminance	0.2011 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178E50 #8E1755

analogous

#1A8E17 #178E50 #178E8B

triadic

#178E50 #50178E #8E5017

tetradic

#178E50 #171A8E #8E1755 #8E8B17

square

#178E50 #171A8E #8E1755 #8E8B17

split-complementary

#178E50 #8B178E #8E171A

monochromatic

#062515 #0E5932 #178E50 #20C36E #3FE08C

Accessibility & contrast

On white

4.18

#178E50 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.02

#178E50 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178E50

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178E50	#FFFFFF	#000000	##000000
##178E50	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)

#8E824C

Deuteranopia (green-blind)

#807854

Tritanopia (blue-blind)

#008C7F

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #178e50;
/* rgb */ color: rgb(23, 142, 80);
/* oklch */ color: oklch(57.0% 0.137 153.9);

Tailwind

colors: {
  custom: {
    50: '#6bb082',
    500: '#178e50',
    950: '#000000',
  },
}

SCSS

$custom: #178e50;
$custom-light: #6bb082;
$custom-dark: #000000;

JSON

{
  "hex": "#178e50",
  "rgb": {
    "r": 23,
    "g": 142,
    "b": 80
  },
  "hsl": {
    "h": 148.739,
    "s": 72.121,
    "l": 32.353
  },
  "oklch": {
    "l": 0.57031,
    "c": 0.13716,
    "h": 153.9
  },
  "luminance": 0.20107
}

Semantic roles & 50–950 ramp

primary

#178E50

secondary

#C04083

accent

#3998EF

background

#F7FAF7

surface

#EDF5EE

border

#C8CFC9

text

#08110A

muted

#7B807C

Preview Lab

Preview with #178E50

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

Preview Lab → · Contrast checker → · Palette generator →