#1FA439#1FA439

#1FA439 is a light, vivid green. Relative luminance 0.271; OKLCH L 62.9% C 0.183 H 145.5°. Best body text is #000000 at 6.43:1 contrast (WCAG AA passes).

Color values

HEX	#1FA439
RGB	rgb(31, 164, 57)
HSL	hsl(132, 68%, 38%)
HSV	hsv(132, 81%, 64%)
CMYK	cmyk(81.1%, 0%, 65.2%, 35.7%)
CIE-LAB	lab(59.10, -56.06, 44.55)
CIE-LCH	lch(59.10, 71.61, 141.53°)
OKLab	oklab(62.89% -0.151 0.1036)
OKLCH	oklch(62.89% 0.183 145.5)
XYZ	xyz(14.5780, 27.1359, 8.3395)
Luminance	0.2714 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1FA439 #A41F8A

analogous

#48A41F #1FA439 #1FA47B

triadic

#1FA439 #391FA4 #A4391F

tetradic

#1FA439 #1F48A4 #A41F8A #A47B1F

square

#1FA439 #1F48A4 #A41F8A #A47B1F

split-complementary

#1FA439 #7B1FA4 #A41F48

monochromatic

#0C3D15 #157127 #1FA439 #2AD74B #5DE077

Accessibility & contrast

On white

3.27

#1FA439 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.43

#1FA439 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1FA439

6.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1FA439	#FFFFFF	#000000	##000000
##1FA439	1.00	3.27	6.43	6.43
#FFFFFF	3.27	1.00	21.00	21.00
#000000	6.43	21.00	1.00	1.00
##000000	6.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A7942C

Deuteranopia (green-blind)

#988A43

Tritanopia (blue-blind)

#00A08E

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #1fa439;
/* rgb */ color: rgb(31, 164, 57);
/* oklch */ color: oklch(62.9% 0.183 145.5);

Tailwind

colors: {
  custom: {
    50: '#74c074',
    500: '#1fa439',
    950: '#000000',
  },
}

SCSS

$custom: #1fa439;
$custom-light: #74c074;
$custom-dark: #000000;

JSON

{
  "hex": "#1fa439",
  "rgb": {
    "r": 31,
    "g": 164,
    "b": 57
  },
  "hsl": {
    "h": 131.729,
    "s": 68.205,
    "l": 38.235
  },
  "oklch": {
    "l": 0.62892,
    "c": 0.18318,
    "h": 145.5
  },
  "luminance": 0.27138
}

Semantic roles & 50–950 ramp

primary

#1FA439

secondary

#C55AB0

accent

#3DC9EB

background

#F7FCF7

surface

#EEF8ED

border

#C9D1C8

text

#0A1208

muted

#7C817B

Preview Lab

Preview with #1FA439

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

Preview Lab → · Contrast checker → · Palette generator →