#177B31#177B31

#177B31 is a mid, vivid green. Relative luminance 0.146; OKLCH L 51.2% C 0.141 H 147.2°. Best body text is #FFFFFF at 5.37:1 contrast (WCAG AA passes).

Color values

HEX	#177B31
RGB	rgb(23, 123, 49)
HSL	hsl(136, 68%, 29%)
HSV	hsv(136, 81%, 48%)
CMYK	cmyk(81.3%, 0%, 60.2%, 51.8%)
CIE-LAB	lab(45.04, -44.06, 32.23)
CIE-LCH	lch(45.04, 54.59, 143.81°)
OKLab	oklab(51.15% -0.1185 0.0765)
OKLCH	oklch(51.15% 0.141 147.2)
XYZ	xyz(7.9901, 14.5689, 5.2961)
Luminance	0.1457 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#177B31 #7B1761

analogous

#2F7B17 #177B31 #177B63

triadic

#177B31 #31177B #7B3117

tetradic

#177B31 #172F7B #7B1761 #7B6317

square

#177B31 #172F7B #7B1761 #7B6317

split-complementary

#177B31 #63177B #7B172F

monochromatic

#051A0A #0D471C #177B31 #21AF46 #33D95E

Accessibility & contrast

On white

5.37

#177B31 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.91

#177B31 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #177B31

5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##177B31	#FFFFFF	#000000	##FFFFFF
##177B31	1.00	5.37	3.91	5.37
#FFFFFF	5.37	1.00	21.00	1.00
#000000	3.91	21.00	1.00	21.00
##FFFFFF	5.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D6F2A

Deuteranopia (green-blind)

#716837

Tritanopia (blue-blind)

#00786B

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #177b31;
/* rgb */ color: rgb(23, 123, 49);
/* oklch */ color: oklch(51.2% 0.141 147.2);

Tailwind

colors: {
  custom: {
    50: '#67a26b',
    500: '#177b31',
    950: '#000000',
  },
}

SCSS

$custom: #177b31;
$custom-light: #67a26b;
$custom-dark: #000000;

JSON

{
  "hex": "#177b31",
  "rgb": {
    "r": 23,
    "g": 123,
    "b": 49
  },
  "hsl": {
    "h": 135.6,
    "s": 68.493,
    "l": 28.627
  },
  "oklch": {
    "l": 0.51155,
    "c": 0.14103,
    "h": 147.2
  },
  "luminance": 0.1457
}

Semantic roles & 50–950 ramp

primary

#177B31

secondary

#B03E92

accent

#3CBEEB

background

#F6FAF6

surface

#EBF4EB

border

#C6CEC6

text

#070F07

muted

#7A7F7A

Preview Lab

Preview with #177B31

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

Preview Lab → · Contrast checker → · Palette generator →