#178137#178137

#178137 is a mid, vivid green. Relative luminance 0.162; OKLCH L 53.0% C 0.143 H 148.1°. Best body text is #FFFFFF at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#178137
RGB	rgb(23, 129, 55)
HSL	hsl(138, 70%, 30%)
HSV	hsv(138, 82%, 51%)
CMYK	cmyk(82.2%, 0%, 57.4%, 49.4%)
CIE-LAB	lab(47.18, -45.34, 31.73)
CIE-LCH	lch(47.18, 55.34, 145.02°)
OKLab	oklab(52.96% -0.1218 0.0758)
OKLCH	oklch(52.96% 0.143 148.1)
XYZ	xyz(8.8925, 16.1574, 6.2637)
Luminance	0.1616 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178137 #811761

analogous

#2C8117 #178137 #17816C

triadic

#178137 #371781 #813717

tetradic

#178137 #172C81 #811761 #816C17

square

#178137 #172C81 #811761 #816C17

split-complementary

#178137 #6C1781 #81172C

monochromatic

#051A0B #0E4D21 #178137 #20B54D #37DB69

Accessibility & contrast

On white

4.96

#178137 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.23

#178137 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #178137

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178137	#FFFFFF	#000000	##FFFFFF
##178137	1.00	4.96	4.23	4.96
#FFFFFF	4.96	1.00	21.00	1.00
#000000	4.23	21.00	1.00	21.00
##FFFFFF	4.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#827530

Deuteranopia (green-blind)

#776D3D

Tritanopia (blue-blind)

#007E70

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #178137;
/* rgb */ color: rgb(23, 129, 55);
/* oklch */ color: oklch(53.0% 0.143 148.1);

Tailwind

colors: {
  custom: {
    50: '#68a770',
    500: '#178137',
    950: '#000000',
  },
}

SCSS

$custom: #178137;
$custom-light: #68a770;
$custom-dark: #000000;

JSON

{
  "hex": "#178137",
  "rgb": {
    "r": 23,
    "g": 129,
    "b": 55
  },
  "hsl": {
    "h": 138.113,
    "s": 69.737,
    "l": 29.804
  },
  "oklch": {
    "l": 0.52956,
    "c": 0.14347,
    "h": 148.1
  },
  "luminance": 0.16159
}

Semantic roles & 50–950 ramp

primary

#178137

secondary

#B53E91

accent

#3BB7ED

background

#F6FAF6

surface

#ECF4EC

border

#C7CEC7

text

#070F07

muted

#7A7F7A

Preview Lab

Preview with #178137

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

Preview Lab → · Contrast checker → · Palette generator →