#1F8B17#1F8B17

#1F8B17 is a mid, vivid green. Relative luminance 0.188; OKLCH L 55.6% C 0.175 H 142.1°. Best body text is #000000 at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#1F8B17
RGB	rgb(31, 139, 23)
HSL	hsl(116, 72%, 32%)
HSV	hsv(116, 83%, 55%)
CMYK	cmyk(77.7%, 0%, 83.5%, 45.5%)
CIE-LAB	lab(50.47, -50.86, 48.58)
CIE-LCH	lch(50.47, 70.33, 136.31°)
OKLab	oklab(55.64% -0.1384 0.1077)
OKLCH	oklch(55.64% 0.175 142.1)
XYZ	xyz(9.9518, 18.8173, 3.9181)
Luminance	0.1882 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F8B17 #83178B

analogous

#598B17 #1F8B17 #178B49

triadic

#1F8B17 #171F8B #8B171F

tetradic

#1F8B17 #17598B #83178B #8B4917

square

#1F8B17 #17598B #83178B #8B4917

split-complementary

#1F8B17 #49178B #8B1759

monochromatic

#082206 #13560E #1F8B17 #2BC020 #49DF3D

Accessibility & contrast

On white

4.41

#1F8B17 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.76

#1F8B17 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F8B17

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F8B17	#FFFFFF	#000000	##000000
##1F8B17	1.00	4.41	4.76	4.76
#FFFFFF	4.41	1.00	21.00	21.00
#000000	4.76	21.00	1.00	1.00
##000000	4.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E7D00

Deuteranopia (green-blind)

#837526

Tritanopia (blue-blind)

#008776

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #1f8b17;
/* rgb */ color: rgb(31, 139, 23);
/* oklch */ color: oklch(55.6% 0.175 142.1);

Tailwind

colors: {
  custom: {
    50: '#6fae5f',
    500: '#1f8b17',
    950: '#000000',
  },
}

SCSS

$custom: #1f8b17;
$custom-light: #6fae5f;
$custom-dark: #000000;

JSON

{
  "hex": "#1f8b17",
  "rgb": {
    "r": 31,
    "g": 139,
    "b": 23
  },
  "hsl": {
    "h": 115.862,
    "s": 71.605,
    "l": 31.765
  },
  "oklch": {
    "l": 0.55644,
    "c": 0.17539,
    "h": 142.1
  },
  "luminance": 0.18818
}

Semantic roles & 50–950 ramp

primary

#1F8B17

secondary

#B63FBF

accent

#39EEE2

background

#F7FAF5

surface

#EDF4EA

border

#C8CEC6

text

#091005

muted

#7B7F79

Preview Lab

Preview with #1F8B17

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

Preview Lab → · Contrast checker → · Palette generator →