#1FAD31#1FAD31

#1FAD31 is a light, vivid green. Relative luminance 0.304; OKLCH L 65.3% C 0.199 H 144.2°. Best body text is #000000 at 7.08:1 contrast (WCAG AA passes).

Color values

HEX	#1FAD31
RGB	rgb(31, 173, 49)
HSL	hsl(128, 70%, 40%)
HSV	hsv(128, 82%, 68%)
CMYK	cmyk(82.1%, 0%, 71.7%, 32.2%)
CIE-LAB	lab(62.00, -59.76, 50.97)
CIE-LCH	lch(62.00, 78.54, 139.54°)
OKLab	oklab(65.28% -0.1614 0.1162)
OKLCH	oklch(65.28% 0.199 144.2)
XYZ	xyz(16.0619, 30.3982, 7.9261)
Luminance	0.3040 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1FAD31 #AD1F9B

analogous

#54AD1F #1FAD31 #1FAD78

triadic

#1FAD31 #311FAD #AD311F

tetradic

#1FAD31 #1F54AD #AD1F9B #AD781F

square

#1FAD31 #1F54AD #AD1F9B #AD781F

split-complementary

#1FAD31 #781FAD #AD1F54

monochromatic

#0C4514 #167922 #1FAD31 #2FDA45 #63E374

Accessibility & contrast

On white

2.97

#1FAD31 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.08

#1FAD31 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #1FAD31

7.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1FAD31	#FFFFFF	#000000	##000000
##1FAD31	1.00	2.97	7.08	7.08
#FFFFFF	2.97	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)

#B09C1D

Deuteranopia (green-blind)

#A1923E

Tritanopia (blue-blind)

#00A894

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #1fad31;
/* rgb */ color: rgb(31, 173, 49);
/* oklch */ color: oklch(65.3% 0.199 144.2);

Tailwind

colors: {
  custom: {
    50: '#76c770',
    500: '#1fad31',
    950: '#000000',
  },
}

SCSS

$custom: #1fad31;
$custom-light: #76c770;
$custom-dark: #000000;

JSON

{
  "hex": "#1fad31",
  "rgb": {
    "r": 31,
    "g": 173,
    "b": 49
  },
  "hsl": {
    "h": 127.606,
    "s": 69.608,
    "l": 40
  },
  "oklch": {
    "l": 0.65279,
    "c": 0.19893,
    "h": 144.2
  },
  "luminance": 0.304
}

Semantic roles & 50–950 ramp

primary

#1FAD31

secondary

#C860BB

accent

#3BD6EC

background

#F7FCF7

surface

#EEF8ED

border

#C9D1C8

text

#0A1308

muted

#7C827B

Preview Lab

Preview with #1FAD31

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

Preview Lab → · Contrast checker → · Palette generator →