#178545#178545

#178545 is a mid, vivid green. Relative luminance 0.174; OKLCH L 54.3% C 0.136 H 151.7°. Best body text is #FFFFFF at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#178545
RGB	rgb(23, 133, 69)
HSL	hsl(145, 71%, 31%)
HSV	hsv(145, 83%, 52%)
CMYK	cmyk(82.7%, 0%, 48.1%, 47.8%)
CIE-LAB	lab(48.74, -44.49, 26.26)
CIE-LCH	lch(48.74, 51.66, 149.45°)
OKLab	oklab(54.31% -0.1195 0.0643)
OKLCH	oklch(54.31% 0.136 151.7)
XYZ	xyz(9.8142, 17.3857, 8.4676)
Luminance	0.1739 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178545 #851757

analogous

#208517 #178545 #17857C

triadic

#178545 #451785 #854517

tetradic

#178545 #172085 #851757 #857C17

square

#178545 #172085 #851757 #857C17

split-complementary

#178545 #7C1785 #851720

monochromatic

#051D0F #0E512A #178545 #20B960 #3ADD7E

Accessibility & contrast

On white

4.69

#178545 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.48

#178545 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #178545

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178545	#FFFFFF	#000000	##FFFFFF
##178545	1.00	4.69	4.48	4.69
#FFFFFF	4.69	1.00	21.00	1.00
#000000	4.48	21.00	1.00	21.00
##FFFFFF	4.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#857940

Deuteranopia (green-blind)

#79704A

Tritanopia (blue-blind)

#008376

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #178545;
/* rgb */ color: rgb(23, 133, 69);
/* oklch */ color: oklch(54.3% 0.136 151.7);

Tailwind

colors: {
  custom: {
    50: '#69a97a',
    500: '#178545',
    950: '#000000',
  },
}

SCSS

$custom: #178545;
$custom-light: #69a97a;
$custom-dark: #000000;

JSON

{
  "hex": "#178545",
  "rgb": {
    "r": 23,
    "g": 133,
    "b": 69
  },
  "hsl": {
    "h": 145.091,
    "s": 70.513,
    "l": 30.588
  },
  "oklch": {
    "l": 0.54313,
    "c": 0.13568,
    "h": 151.7
  },
  "luminance": 0.17387
}

Semantic roles & 50–950 ramp

primary

#178545

secondary

#B93F86

accent

#3BA3ED

background

#F6FAF7

surface

#ECF4ED

border

#C7CEC8

text

#071009

muted

#7A7F7B

Preview Lab

Preview with #178545

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

Preview Lab → · Contrast checker → · Palette generator →