#1FB11F#1FB11F

#1FB11F is a light, highly saturated green. Relative luminance 0.318; OKLCH L 66.3% C 0.212 H 142.7°. Best body text is #000000 at 7.37:1 contrast (WCAG AA passes).

Color values

HEX	#1FB11F
RGB	rgb(31, 177, 31)
HSL	hsl(120, 70%, 41%)
HSV	hsv(120, 82%, 69%)
CMYK	cmyk(82.5%, 0%, 82.5%, 30.6%)
CIE-LAB	lab(63.20, -62.29, 58.12)
CIE-LCH	lch(63.20, 85.19, 136.98°)
OKLab	oklab(66.25% -0.169 0.1288)
OKLCH	oklch(66.25% 0.213 142.7)
XYZ	xyz(16.5335, 31.8325, 6.5690)
Luminance	0.3184 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1FB11F #B11FB1

analogous

#68B11F #1FB11F #1FB168

triadic

#1FB11F #1F1FB1 #B11F1F

tetradic

#1FB11F #1F68B1 #B11FB1 #B1681F

square

#1FB11F #1F68B1 #B11FB1 #B1681F

split-complementary

#1FB11F #681FB1 #B11F68

monochromatic

#0D490D #167D16 #1FB11F #32DB32 #66E466

Accessibility & contrast

On white

2.85

#1FB11F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.37

#1FB11F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #1FB11F

7.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1FB11F	#FFFFFF	#000000	##000000
##1FB11F	1.00	2.85	7.37	7.37
#FFFFFF	2.85	1.00	21.00	21.00
#000000	7.37	21.00	1.00	1.00
##000000	7.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B59F00

Deuteranopia (green-blind)

#A69532

Tritanopia (blue-blind)

#00AC97

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #1fb11f;
/* rgb */ color: rgb(31, 177, 31);
/* oklch */ color: oklch(66.3% 0.212 142.7);

Tailwind

colors: {
  custom: {
    50: '#78ca68',
    500: '#1fb11f',
    950: '#000000',
  },
}

SCSS

$custom: #1fb11f;
$custom-light: #78ca68;
$custom-dark: #000000;

JSON

{
  "hex": "#1fb11f",
  "rgb": {
    "r": 31,
    "g": 177,
    "b": 31
  },
  "hsl": {
    "h": 120,
    "s": 70.192,
    "l": 40.784
  },
  "oklch": {
    "l": 0.66251,
    "c": 0.2125,
    "h": 142.7
  },
  "luminance": 0.31835
}

Semantic roles & 50–950 ramp

primary

#1FB11F

secondary

#CA62CA

accent

#3BEDED

background

#F8FCF6

surface

#EFF8EB

border

#CAD1C6

text

#0B1307

muted

#7C827A

Preview Lab

Preview with #1FB11F

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

Preview Lab → · Contrast checker → · Palette generator →