#1FA728#1FA728

#1FA728 is a light, vivid green. Relative luminance 0.281; OKLCH L 63.6% C 0.198 H 143.5°. Best body text is #000000 at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#1FA728
RGB	rgb(31, 167, 40)
HSL	hsl(124, 69%, 39%)
HSV	hsv(124, 81%, 65%)
CMYK	cmyk(81.4%, 0%, 76%, 34.5%)
CIE-LAB	lab(59.96, -58.63, 52.21)
CIE-LCH	lch(59.96, 78.51, 138.32°)
OKLab	oklab(63.57% -0.1587 0.1177)
OKLCH	oklch(63.57% 0.198 143.5)
XYZ	xyz(14.7658, 28.0801, 6.6489)
Luminance	0.2808 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1FA728 #A71F9E

analogous

#5AA71F #1FA728 #1FA76C

triadic

#1FA728 #281FA7 #A7281F

tetradic

#1FA728 #1F5AA7 #A71F9E #A76C1F

square

#1FA728 #1F5AA7 #A71F9E #A76C1F

split-complementary

#1FA728 #6C1FA7 #A71F5A

monochromatic

#0C400F #15731C #1FA728 #2BD837 #5FE168

Accessibility & contrast

On white

3.17

#1FA728 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.62

#1FA728 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1FA728

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1FA728	#FFFFFF	#000000	##000000
##1FA728	1.00	3.17	6.62	6.62
#FFFFFF	3.17	1.00	21.00	21.00
#000000	6.62	21.00	1.00	1.00
##000000	6.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AA970C

Deuteranopia (green-blind)

#9C8D36

Tritanopia (blue-blind)

#00A28F

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #1fa728;
/* rgb */ color: rgb(31, 167, 40);
/* oklch */ color: oklch(63.6% 0.198 143.5);

Tailwind

colors: {
  custom: {
    50: '#75c26b',
    500: '#1fa728',
    950: '#000000',
  },
}

SCSS

$custom: #1fa728;
$custom-light: #75c26b;
$custom-dark: #000000;

JSON

{
  "hex": "#1fa728",
  "rgb": {
    "r": 31,
    "g": 167,
    "b": 40
  },
  "hsl": {
    "h": 123.971,
    "s": 68.687,
    "l": 38.824
  },
  "oklch": {
    "l": 0.63567,
    "c": 0.1976,
    "h": 143.5
  },
  "luminance": 0.28082
}

Semantic roles & 50–950 ramp

primary

#1FA728

secondary

#C65CBF

accent

#3CE0EC

background

#F7FCF6

surface

#EEF8EC

border

#C9D1C7

text

#0A1307

muted

#7C827A

Preview Lab

Preview with #1FA728

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

Preview Lab → · Contrast checker → · Palette generator →