#1FAD33#1FAD33

#1FAD33 is a light, vivid green. Relative luminance 0.304; OKLCH L 65.3% C 0.198 H 144.5°. Best body text is #000000 at 7.08:1 contrast (WCAG AA passes).

Color values

HEX	#1FAD33
RGB	rgb(31, 173, 51)
HSL	hsl(128, 70%, 40%)
HSV	hsv(128, 82%, 68%)
CMYK	cmyk(82.1%, 0%, 70.5%, 32.2%)
CIE-LAB	lab(62.01, -59.57, 50.20)
CIE-LCH	lch(62.01, 77.91, 139.88°)
OKLab	oklab(65.3% -0.1608 0.1149)
OKLCH	oklch(65.3% 0.198 144.5)
XYZ	xyz(16.1051, 30.4155, 8.1533)
Luminance	0.3042 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1FAD33 #AD1F99

analogous

#52AD1F #1FAD33 #1FAD7A

triadic

#1FAD33 #331FAD #AD331F

tetradic

#1FAD33 #1F52AD #AD1F99 #AD7A1F

square

#1FAD33 #1F52AD #AD1F99 #AD7A1F

split-complementary

#1FAD33 #7A1FAD #AD1F52

monochromatic

#0C4514 #167924 #1FAD33 #2FDA47 #63E375

Accessibility & contrast

On white

2.96

#1FAD33 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.08

#1FAD33 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #1FAD33

7.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1FAD33	#FFFFFF	#000000	##000000
##1FAD33	1.00	2.96	7.08	7.08
#FFFFFF	2.96	1.00	21.00	21.00
#000000	7.08	21.00	1.00	1.00
##000000	7.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B09C20

Deuteranopia (green-blind)

#A1923F

Tritanopia (blue-blind)

#00A895

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #1fad33;
/* rgb */ color: rgb(31, 173, 51);
/* oklch */ color: oklch(65.3% 0.198 144.5);

Tailwind

colors: {
  custom: {
    50: '#76c771',
    500: '#1fad33',
    950: '#000000',
  },
}

SCSS

$custom: #1fad33;
$custom-light: #76c771;
$custom-dark: #000000;

JSON

{
  "hex": "#1fad33",
  "rgb": {
    "r": 31,
    "g": 173,
    "b": 51
  },
  "hsl": {
    "h": 128.451,
    "s": 69.608,
    "l": 40
  },
  "oklch": {
    "l": 0.65296,
    "c": 0.19766,
    "h": 144.5
  },
  "luminance": 0.30417
}

Semantic roles & 50–950 ramp

primary

#1FAD33

secondary

#C860B9

accent

#3BD3EC

background

#F7FCF7

surface

#EEF8ED

border

#C9D1C8

text

#0A1308

muted

#7C827B

Preview Lab

Preview with #1FAD33

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

Preview Lab → · Contrast checker → · Palette generator →