#178633#178633

#178633 is a mid, vivid green. Relative luminance 0.175; OKLCH L 54.3% C 0.153 H 146.7°. Best body text is #FFFFFF at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#178633
RGB	rgb(23, 134, 51)
HSL	hsl(135, 71%, 31%)
HSV	hsv(135, 83%, 53%)
CMYK	cmyk(82.8%, 0%, 61.9%, 47.5%)
CIE-LAB	lab(48.85, -47.67, 35.68)
CIE-LCH	lch(48.85, 59.55, 143.19°)
OKLab	oklab(54.32% -0.1282 0.0841)
OKLCH	oklch(54.32% 0.153 146.7)
XYZ	xyz(9.4753, 17.4702, 6.0040)
Luminance	0.1747 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178633 #86176A

analogous

#328617 #178633 #17866A

triadic

#178633 #331786 #863317

tetradic

#178633 #173286 #86176A #866A17

square

#178633 #173286 #86176A #866A17

split-complementary

#178633 #6A1786 #861732

monochromatic

#051E0B #0E521F #178633 #20BA47 #3ADD63

Accessibility & contrast

On white

4.67

#178633 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.49

#178633 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #178633

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178633	#FFFFFF	#000000	##FFFFFF
##178633	1.00	4.67	4.49	4.67
#FFFFFF	4.67	1.00	21.00	1.00
#000000	4.49	21.00	1.00	21.00
##FFFFFF	4.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#88792A

Deuteranopia (green-blind)

#7C713A

Tritanopia (blue-blind)

#008374

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #178633;
/* rgb */ color: rgb(23, 134, 51);
/* oklch */ color: oklch(54.3% 0.153 146.7);

Tailwind

colors: {
  custom: {
    50: '#6aaa6e',
    500: '#178633',
    950: '#000000',
  },
}

SCSS

$custom: #178633;
$custom-light: #6aaa6e;
$custom-dark: #000000;

JSON

{
  "hex": "#178633",
  "rgb": {
    "r": 23,
    "g": 134,
    "b": 51
  },
  "hsl": {
    "h": 135.135,
    "s": 70.701,
    "l": 30.784
  },
  "oklch": {
    "l": 0.54324,
    "c": 0.15333,
    "h": 146.7
  },
  "luminance": 0.17471
}

Semantic roles & 50–950 ramp

primary

#178633

secondary

#BA3F9B

accent

#3AC0ED

background

#F6FAF6

surface

#ECF4EC

border

#C7CEC7

text

#081007

muted

#7A7F7A

Preview Lab

Preview with #178633

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

Preview Lab → · Contrast checker → · Palette generator →