#178F4D#178F4D

#178F4D is a mid, vivid green. Relative luminance 0.204; OKLCH L 57.3% C 0.141 H 152.6°. Best body text is #000000 at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#178F4D
RGB	rgb(23, 143, 77)
HSL	hsl(147, 72%, 33%)
HSV	hsv(147, 84%, 56%)
CMYK	cmyk(83.9%, 0%, 46.2%, 43.9%)
CIE-LAB	lab(52.24, -46.75, 26.41)
CIE-LCH	lch(52.24, 53.69, 150.54°)
OKLab	oklab(57.25% -0.1255 0.065)
OKLCH	oklch(57.25% 0.141 152.6)
XYZ	xyz(11.5143, 20.3615, 10.3430)
Luminance	0.2036 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178F4D #8F1759

analogous

#1D8F17 #178F4D #178F89

triadic

#178F4D #4D178F #8F4D17

tetradic

#178F4D #171D8F #8F1759 #8F8917

square

#178F4D #171D8F #8F1759 #8F8917

split-complementary

#178F4D #89178F #8F171D

monochromatic

#062614 #0F5A31 #178F4D #1FC469 #40E088

Accessibility & contrast

On white

4.14

#178F4D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.07

#178F4D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178F4D

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178F4D	#FFFFFF	#000000	##000000
##178F4D	1.00	4.14	5.07	5.07
#FFFFFF	4.14	1.00	21.00	21.00
#000000	5.07	21.00	1.00	1.00
##000000	5.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F8248

Deuteranopia (green-blind)

#827952

Tritanopia (blue-blind)

#008D7F

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #178f4d;
/* rgb */ color: rgb(23, 143, 77);
/* oklch */ color: oklch(57.3% 0.141 152.6);

Tailwind

colors: {
  custom: {
    50: '#6bb180',
    500: '#178f4d',
    950: '#000000',
  },
}

SCSS

$custom: #178f4d;
$custom-light: #6bb180;
$custom-dark: #000000;

JSON

{
  "hex": "#178f4d",
  "rgb": {
    "r": 23,
    "g": 143,
    "b": 77
  },
  "hsl": {
    "h": 147,
    "s": 72.289,
    "l": 32.549
  },
  "oklch": {
    "l": 0.57252,
    "c": 0.14136,
    "h": 152.6
  },
  "luminance": 0.20363
}

Semantic roles & 50–950 ramp

primary

#178F4D

secondary

#C14187

accent

#399DEF

background

#F7FBF7

surface

#EDF6EE

border

#C8D0C9

text

#08110A

muted

#7B807C

Preview Lab

Preview with #178F4D

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

Preview Lab → · Contrast checker → · Palette generator →