#1FA63F#1FA63F

#1FA63F is a light, vivid green. Relative luminance 0.279; OKLCH L 63.5% C 0.181 H 146.4°. Best body text is #000000 at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#1FA63F
RGB	rgb(31, 166, 63)
HSL	hsl(134, 69%, 39%)
HSV	hsv(134, 81%, 65%)
CMYK	cmyk(81.3%, 0%, 62%, 34.9%)
CIE-LAB	lab(59.82, -56.01, 42.66)
CIE-LCH	lch(59.82, 70.41, 142.71°)
OKLab	oklab(63.51% -0.1507 0.1002)
OKLCH	oklch(63.51% 0.181 146.4)
XYZ	xyz(15.0974, 27.9208, 9.2952)
Luminance	0.2792 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1FA63F #A61F86

analogous

#42A61F #1FA63F #1FA682

triadic

#1FA63F #3F1FA6 #A63F1F

tetradic

#1FA63F #1F42A6 #A61F86 #A6821F

square

#1FA63F #1F42A6 #A61F86 #A6821F

split-complementary

#1FA63F #821FA6 #A61F42

monochromatic

#0C3F18 #15722B #1FA63F #2BD754 #5EE17D

Accessibility & contrast

On white

3.19

#1FA63F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.58

#1FA63F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1FA63F

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1FA63F	#FFFFFF	#000000	##000000
##1FA63F	1.00	3.19	6.58	6.58
#FFFFFF	3.19	1.00	21.00	21.00
#000000	6.58	21.00	1.00	1.00
##000000	6.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A89634

Deuteranopia (green-blind)

#9A8C48

Tritanopia (blue-blind)

#00A290

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #1fa63f;
/* rgb */ color: rgb(31, 166, 63);
/* oklch */ color: oklch(63.5% 0.181 146.4);

Tailwind

colors: {
  custom: {
    50: '#74c278',
    500: '#1fa63f',
    950: '#000000',
  },
}

SCSS

$custom: #1fa63f;
$custom-light: #74c278;
$custom-dark: #000000;

JSON

{
  "hex": "#1fa63f",
  "rgb": {
    "r": 31,
    "g": 166,
    "b": 63
  },
  "hsl": {
    "h": 134.222,
    "s": 68.528,
    "l": 38.627
  },
  "oklch": {
    "l": 0.63507,
    "c": 0.18096,
    "h": 146.4
  },
  "luminance": 0.27923
}

Semantic roles & 50–950 ramp

primary

#1FA63F

secondary

#C55BAC

accent

#3CC2EB

background

#F7FCF7

surface

#EEF8ED

border

#C9D1C8

text

#0A1209

muted

#7C817B

Preview Lab

Preview with #1FA63F

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

Preview Lab → · Contrast checker → · Palette generator →