#1FAC33#1FAC33

#1FAC33 is a light, vivid green. Relative luminance 0.300; OKLCH L 65.0% C 0.197 H 144.5°. Best body text is #000000 at 7.01:1 contrast (WCAG AA passes).

Color values

HEX	#1FAC33
RGB	rgb(31, 172, 51)
HSL	hsl(129, 69%, 40%)
HSV	hsv(129, 82%, 67%)
CMYK	cmyk(82%, 0%, 70.3%, 32.5%)
CIE-LAB	lab(61.68, -59.26, 49.86)
CIE-LCH	lch(61.68, 77.44, 139.92°)
OKLab	oklab(65.02% -0.16 0.1142)
OKLCH	oklch(65.02% 0.197 144.5)
XYZ	xyz(15.9140, 30.0334, 8.0896)
Luminance	0.3004 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1FAC33 #AC1F98

analogous

#51AC1F #1FAC33 #1FAC7A

triadic

#1FAC33 #331FAC #AC331F

tetradic

#1FAC33 #1F51AC #AC1F98 #AC7A1F

square

#1FAC33 #1F51AC #AC1F98 #AC7A1F

split-complementary

#1FAC33 #7A1FAC #AC1F51

monochromatic

#0C4414 #167824 #1FAC33 #2FD947 #63E375

Accessibility & contrast

On white

3.00

#1FAC33 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

7.01

#1FAC33 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #1FAC33

7.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1FAC33	#FFFFFF	#000000	##000000
##1FAC33	1.00	3.00	7.01	7.01
#FFFFFF	3.00	1.00	21.00	21.00
#000000	7.01	21.00	1.00	1.00
##000000	7.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AF9B21

Deuteranopia (green-blind)

#A0913F

Tritanopia (blue-blind)

#00A794

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #1fac33;
/* rgb */ color: rgb(31, 172, 51);
/* oklch */ color: oklch(65.0% 0.197 144.5);

Tailwind

colors: {
  custom: {
    50: '#76c671',
    500: '#1fac33',
    950: '#000000',
  },
}

SCSS

$custom: #1fac33;
$custom-light: #76c671;
$custom-dark: #000000;

JSON

{
  "hex": "#1fac33",
  "rgb": {
    "r": 31,
    "g": 172,
    "b": 51
  },
  "hsl": {
    "h": 128.511,
    "s": 69.458,
    "l": 39.804
  },
  "oklch": {
    "l": 0.65023,
    "c": 0.19654,
    "h": 144.5
  },
  "luminance": 0.30035
}

Semantic roles & 50–950 ramp

primary

#1FAC33

secondary

#C85FB9

accent

#3CD3EC

background

#F7FCF7

surface

#EEF8ED

border

#C9D1C8

text

#0A1308

muted

#7C827B

Preview Lab

Preview with #1FAC33

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

Preview Lab → · Contrast checker → · Palette generator →