#1FA621#1FA621

#1FA621 is a light, highly saturated green. Relative luminance 0.277; OKLCH L 63.2% C 0.200 H 142.9°. Best body text is #000000 at 6.53:1 contrast (WCAG AA passes).

Color values

HEX	#1FA621
RGB	rgb(31, 166, 33)
HSL	hsl(121, 69%, 39%)
HSV	hsv(121, 81%, 65%)
CMYK	cmyk(81.3%, 0%, 80.1%, 34.9%)
CIE-LAB	lab(59.59, -58.81, 54.15)
CIE-LCH	lch(59.59, 79.94, 137.36°)
OKLab	oklab(63.25% -0.1595 0.1208)
OKLCH	oklch(63.25% 0.2 142.9)
XYZ	xyz(14.4749, 27.6718, 6.0169)
Luminance	0.2767 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1FA621 #A61FA4

analogous

#60A61F #1FA621 #1FA664

triadic

#1FA621 #211FA6 #A6211F

tetradic

#1FA621 #1F60A6 #A61FA4 #A6641F

square

#1FA621 #1F60A6 #A61FA4 #A6641F

split-complementary

#1FA621 #641FA6 #A61F60

monochromatic

#0C3F0C #157217 #1FA621 #2BD72D #5EE160

Accessibility & contrast

On white

3.21

#1FA621 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.53

#1FA621 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1FA621

6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1FA621	#FFFFFF	#000000	##000000
##1FA621	1.00	3.21	6.53	6.53
#FFFFFF	3.21	1.00	21.00	21.00
#000000	6.53	21.00	1.00	1.00
##000000	6.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AA9600

Deuteranopia (green-blind)

#9B8C31

Tritanopia (blue-blind)

#00A18D

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #1fa621;
/* rgb */ color: rgb(31, 166, 33);
/* oklch */ color: oklch(63.2% 0.200 142.9);

Tailwind

colors: {
  custom: {
    50: '#75c268',
    500: '#1fa621',
    950: '#000000',
  },
}

SCSS

$custom: #1fa621;
$custom-light: #75c268;
$custom-dark: #000000;

JSON

{
  "hex": "#1fa621",
  "rgb": {
    "r": 31,
    "g": 166,
    "b": 33
  },
  "hsl": {
    "h": 120.889,
    "s": 68.528,
    "l": 38.627
  },
  "oklch": {
    "l": 0.63246,
    "c": 0.20009,
    "h": 142.9
  },
  "luminance": 0.27674
}

Semantic roles & 50–950 ramp

primary

#1FA621

secondary

#C55BC4

accent

#3CE9EB

background

#F7FCF6

surface

#EEF8EB

border

#C9D1C6

text

#0A1207

muted

#7C817A

Preview Lab

Preview with #1FA621

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

Preview Lab → · Contrast checker → · Palette generator →