#178C50#178C50

#178C50 is a mid, vivid green. Relative luminance 0.195; OKLCH L 56.5% C 0.134 H 154.3°. Best body text is #000000 at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#178C50
RGB	rgb(23, 140, 80)
HSL	hsl(149, 72%, 32%)
HSV	hsv(149, 84%, 55%)
CMYK	cmyk(83.6%, 0%, 42.9%, 45.1%)
CIE-LAB	lab(51.29, -45.05, 23.53)
CIE-LCH	lch(51.29, 50.83, 152.43°)
OKLab	oklab(56.48% -0.1212 0.0584)
OKLCH	oklch(56.48% 0.134 154.3)
XYZ	xyz(11.1783, 19.5161, 10.7657)
Luminance	0.1952 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178C50 #8C1753

analogous

#188C17 #178C50 #178C8B

triadic

#178C50 #50178C #8C5017

tetradic

#178C50 #17188C #8C1753 #8C8B17

square

#178C50 #17188C #8C1753 #8C8B17

split-complementary

#178C50 #8B178C #8C1718

monochromatic

#062314 #0E5732 #178C50 #20C16E #3EDF8D

Accessibility & contrast

On white

4.28

#178C50 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.90

#178C50 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178C50

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178C50	#FFFFFF	#000000	##000000
##178C50	1.00	4.28	4.90	4.90
#FFFFFF	4.28	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)

#8C804C

Deuteranopia (green-blind)

#7F7654

Tritanopia (blue-blind)

#008A7D

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #178c50;
/* rgb */ color: rgb(23, 140, 80);
/* oklch */ color: oklch(56.5% 0.134 154.3);

Tailwind

colors: {
  custom: {
    50: '#6baf82',
    500: '#178c50',
    950: '#000000',
  },
}

SCSS

$custom: #178c50;
$custom-light: #6baf82;
$custom-dark: #000000;

JSON

{
  "hex": "#178c50",
  "rgb": {
    "r": 23,
    "g": 140,
    "b": 80
  },
  "hsl": {
    "h": 149.231,
    "s": 71.779,
    "l": 31.961
  },
  "oklch": {
    "l": 0.56476,
    "c": 0.13449,
    "h": 154.3
  },
  "luminance": 0.19518
}

Semantic roles & 50–950 ramp

primary

#178C50

secondary

#BF3F81

accent

#3996EF

background

#F6FAF7

surface

#ECF4EE

border

#C7CEC9

text

#08100A

muted

#7A7F7C

Preview Lab

Preview with #178C50

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

Preview Lab → · Contrast checker → · Palette generator →