#1F8F37#1F8F37

#1F8F37 is a mid, vivid green. Relative luminance 0.202; OKLCH L 57.1% C 0.159 H 146.3°. Best body text is #000000 at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#1F8F37
RGB	rgb(31, 143, 55)
HSL	hsl(133, 64%, 34%)
HSV	hsv(133, 78%, 56%)
CMYK	cmyk(78.3%, 0%, 61.5%, 43.9%)
CIE-LAB	lab(52.07, -49.20, 37.51)
CIE-LCH	lch(52.07, 61.87, 142.68°)
OKLab	oklab(57.05% -0.1325 0.0884)
OKLCH	oklch(57.05% 0.159 146.3)
XYZ	xyz(11.0763, 20.2108, 6.9310)
Luminance	0.2021 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F8F37 #8F1F77

analogous

#3F8F1F #1F8F37 #1F8F6F

triadic

#1F8F37 #371F8F #8F371F

tetradic

#1F8F37 #1F3F8F #8F1F77 #8F6F1F

square

#1F8F37 #1F3F8F #8F1F77 #8F6F1F

split-complementary

#1F8F37 #6F1F8F #8F1F3F

monochromatic

#092A10 #145D24 #1F8F37 #2AC14A #4FD96D

Accessibility & contrast

On white

4.16

#1F8F37 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.04

#1F8F37 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1F8F37

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F8F37	#FFFFFF	#000000	##000000
##1F8F37	1.00	4.16	5.04	5.04
#FFFFFF	4.16	1.00	21.00	21.00
#000000	5.04	21.00	1.00	1.00
##000000	5.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#91812E

Deuteranopia (green-blind)

#85793E

Tritanopia (blue-blind)

#008C7C

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #1f8f37;
/* rgb */ color: rgb(31, 143, 55);
/* oklch */ color: oklch(57.1% 0.159 146.3);

Tailwind

colors: {
  custom: {
    50: '#6eb171',
    500: '#1f8f37',
    950: '#000000',
  },
}

SCSS

$custom: #1f8f37;
$custom-light: #6eb171;
$custom-dark: #000000;

JSON

{
  "hex": "#1f8f37",
  "rgb": {
    "r": 31,
    "g": 143,
    "b": 55
  },
  "hsl": {
    "h": 132.857,
    "s": 64.368,
    "l": 34.118
  },
  "oklch": {
    "l": 0.57053,
    "c": 0.15928,
    "h": 146.3
  },
  "luminance": 0.20212
}

Semantic roles & 50–950 ramp

primary

#1F8F37

secondary

#BC4EA4

accent

#40C4E7

background

#F7FBF6

surface

#EDF6EC

border

#C8D0C7

text

#081108

muted

#7B807B

Preview Lab

Preview with #1F8F37

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

Preview Lab → · Contrast checker → · Palette generator →