#177B1B#177B1B

#177B1B is a mid, vivid green. Relative luminance 0.144; OKLCH L 50.9% C 0.157 H 143.2°. Best body text is #FFFFFF at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#177B1B
RGB	rgb(23, 123, 27)
HSL	hsl(122, 68%, 29%)
HSV	hsv(122, 81%, 48%)
CMYK	cmyk(81.3%, 0%, 78%, 51.8%)
CIE-LAB	lab(44.84, -46.51, 41.80)
CIE-LCH	lch(44.84, 62.53, 138.05°)
OKLab	oklab(50.93% -0.126 0.0942)
OKLCH	oklch(50.93% 0.157 143.2)
XYZ	xyz(7.6336, 14.4263, 3.4189)
Luminance	0.1443 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#177B1B #7B1777

analogous

#457B17 #177B1B #177B4D

triadic

#177B1B #1B177B #7B1B17

tetradic

#177B1B #17457B #7B1777 #7B4D17

square

#177B1B #17457B #7B1777 #7B4D17

split-complementary

#177B1B #4D177B #7B1745

monochromatic

#051A06 #0D4710 #177B1B #21AF26 #33D93A

Accessibility & contrast

On white

5.40

#177B1B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.89

#177B1B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #177B1B

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##177B1B	#FFFFFF	#000000	##FFFFFF
##177B1B	1.00	5.40	3.89	5.40
#FFFFFF	5.40	1.00	21.00	1.00
#000000	3.89	21.00	1.00	21.00
##FFFFFF	5.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E6F06

Deuteranopia (green-blind)

#736726

Tritanopia (blue-blind)

#007769

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #177b1b;
/* rgb */ color: rgb(23, 123, 27);
/* oklch */ color: oklch(50.9% 0.157 143.2);

Tailwind

colors: {
  custom: {
    50: '#68a25f',
    500: '#177b1b',
    950: '#000000',
  },
}

SCSS

$custom: #177b1b;
$custom-light: #68a25f;
$custom-dark: #000000;

JSON

{
  "hex": "#177b1b",
  "rgb": {
    "r": 23,
    "g": 123,
    "b": 27
  },
  "hsl": {
    "h": 122.4,
    "s": 68.493,
    "l": 28.627
  },
  "oklch": {
    "l": 0.50925,
    "c": 0.15736,
    "h": 143.2
  },
  "luminance": 0.14427
}

Semantic roles & 50–950 ramp

primary

#177B1B

secondary

#B03EAB

accent

#3CE4EB

background

#F6FAF5

surface

#ECF4E9

border

#C7CEC5

text

#070F05

muted

#7A7F79

Preview Lab

Preview with #177B1B

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

Preview Lab → · Contrast checker → · Palette generator →