#1B8917#1B8917

#1B8917 is a mid, vivid green. Relative luminance 0.182; OKLCH L 55.0% C 0.174 H 142.4°. Best body text is #000000 at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#1B8917
RGB	rgb(27, 137, 23)
HSL	hsl(118, 71%, 31%)
HSV	hsv(118, 83%, 54%)
CMYK	cmyk(80.3%, 0%, 83.2%, 46.3%)
CIE-LAB	lab(49.72, -50.81, 47.85)
CIE-LCH	lch(49.72, 69.80, 136.72°)
OKLab	oklab(55% -0.1381 0.1062)
OKLCH	oklch(55% 0.174 142.4)
XYZ	xyz(9.5517, 18.1851, 3.8171)
Luminance	0.1819 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B8917 #851789

analogous

#548917 #1B8917 #17894C

triadic

#1B8917 #171B89 #89171B

tetradic

#1B8917 #175489 #851789 #894C17

square

#1B8917 #175489 #851789 #894C17

split-complementary

#1B8917 #4C1789 #891754

monochromatic

#062005 #11550E #1B8917 #25BD20 #42DE3C

Accessibility & contrast

On white

4.53

#1B8917 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.64

#1B8917 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1B8917

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B8917	#FFFFFF	#000000	##000000
##1B8917	1.00	4.53	4.64	4.64
#FFFFFF	4.53	1.00	21.00	21.00
#000000	4.64	21.00	1.00	1.00
##000000	4.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C7B00

Deuteranopia (green-blind)

#807325

Tritanopia (blue-blind)

#008574

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #1b8917;
/* rgb */ color: rgb(27, 137, 23);
/* oklch */ color: oklch(55.0% 0.174 142.4);

Tailwind

colors: {
  custom: {
    50: '#6dad5f',
    500: '#1b8917',
    950: '#000000',
  },
}

SCSS

$custom: #1b8917;
$custom-light: #6dad5f;
$custom-dark: #000000;

JSON

{
  "hex": "#1b8917",
  "rgb": {
    "r": 27,
    "g": 137,
    "b": 23
  },
  "hsl": {
    "h": 117.895,
    "s": 71.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.54997,
    "c": 0.17422,
    "h": 142.4
  },
  "luminance": 0.18186
}

Semantic roles & 50–950 ramp

primary

#1B8917

secondary

#B83FBD

accent

#3AEEE8

background

#F7FAF5

surface

#EDF4EA

border

#C8CEC6

text

#081005

muted

#7B7F79

Preview Lab

Preview with #1B8917

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

Preview Lab → · Contrast checker → · Palette generator →