#178D10#178D10

#178D10 is a mid, vivid green. Relative luminance 0.193; OKLCH L 56.0% C 0.182 H 142.2°. Best body text is #000000 at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#178D10
RGB	rgb(23, 141, 16)
HSL	hsl(117, 80%, 31%)
HSV	hsv(117, 89%, 55%)
CMYK	cmyk(83.7%, 0%, 88.7%, 44.7%)
CIE-LAB	lab(51.00, -52.98, 50.83)
CIE-LCH	lch(51.00, 73.42, 136.18°)
OKLab	oklab(56.04% -0.144 0.1116)
OKLCH	oklch(56.04% 0.182 142.2)
XYZ	xyz(9.9711, 19.2681, 3.6837)
Luminance	0.1927 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178D10 #86108D

analogous

#558D10 #178D10 #108D47

triadic

#178D10 #10178D #8D1017

tetradic

#178D10 #10558D #86108D #8D4710

square

#178D10 #10558D #86108D #8D4710

split-complementary

#178D10 #47108D #8D1055

monochromatic

#051F04 #0E560A #178D10 #20C416 #3AE730

Accessibility & contrast

On white

4.33

#178D10 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.85

#178D10 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178D10

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178D10	#FFFFFF	#000000	##000000
##178D10	1.00	4.33	4.85	4.85
#FFFFFF	4.33	1.00	21.00	21.00
#000000	4.85	21.00	1.00	1.00
##000000	4.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#907F00

Deuteranopia (green-blind)

#847622

Tritanopia (blue-blind)

#008877

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #178d10;
/* rgb */ color: rgb(23, 141, 16);
/* oklch */ color: oklch(56.0% 0.182 142.2);

Tailwind

colors: {
  custom: {
    50: '#6eb05d',
    500: '#178d10',
    950: '#000000',
  },
}

SCSS

$custom: #178d10;
$custom-light: #6eb05d;
$custom-dark: #000000;

JSON

{
  "hex": "#178d10",
  "rgb": {
    "r": 23,
    "g": 141,
    "b": 16
  },
  "hsl": {
    "h": 116.64,
    "s": 79.618,
    "l": 30.784
  },
  "oklch": {
    "l": 0.56036,
    "c": 0.18218,
    "h": 142.2
  },
  "luminance": 0.19269
}

Semantic roles & 50–950 ramp

primary

#178D10

secondary

#BA37C2

accent

#32F6EB

background

#F7FAF5

surface

#EDF5E9

border

#C8CFC5

text

#081105

muted

#7B8079

Preview Lab

Preview with #178D10

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

Preview Lab → · Contrast checker → · Palette generator →