#1FB434#1FB434

#1FB434 is a light, highly saturated green. Relative luminance 0.332; OKLCH L 67.2% C 0.205 H 144.4°. Best body text is #000000 at 7.64:1 contrast (WCAG AA passes).

Color values

HEX	#1FB434
RGB	rgb(31, 180, 52)
HSL	hsl(128, 71%, 41%)
HSV	hsv(128, 83%, 71%)
CMYK	cmyk(82.8%, 0%, 71.1%, 29.4%)
CIE-LAB	lab(64.31, -61.67, 52.22)
CIE-LCH	lch(64.31, 80.81, 139.75°)
OKLab	oklab(67.21% -0.1665 0.1192)
OKLCH	oklch(67.21% 0.205 144.4)
XYZ	xyz(17.5049, 33.1796, 8.7299)
Luminance	0.3318 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1FB434 #B41F9F

analogous

#55B41F #1FB434 #1FB47F

triadic

#1FB434 #341FB4 #B4341F

tetradic

#1FB434 #1F55B4 #B41F9F #B47F1F

square

#1FB434 #1F55B4 #B41F9F #B47F1F

split-complementary

#1FB434 #7F1FB4 #B41F55

monochromatic

#0D4C16 #168025 #1FB434 #34DC4C #68E57A

Accessibility & contrast

On white

2.75

#1FB434 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.64

#1FB434 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #1FB434

7.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1FB434	#FFFFFF	#000000	##000000
##1FB434	1.00	2.75	7.64	7.64
#FFFFFF	2.75	1.00	21.00	21.00
#000000	7.64	21.00	1.00	1.00
##000000	7.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7A320

Deuteranopia (green-blind)

#A89841

Tritanopia (blue-blind)

#00AF9B

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #1fb434;
/* rgb */ color: rgb(31, 180, 52);
/* oklch */ color: oklch(67.2% 0.205 144.4);

Tailwind

colors: {
  custom: {
    50: '#78cc73',
    500: '#1fb434',
    950: '#000000',
  },
}

SCSS

$custom: #1fb434;
$custom-light: #78cc73;
$custom-dark: #000000;

JSON

{
  "hex": "#1fb434",
  "rgb": {
    "r": 31,
    "g": 180,
    "b": 52
  },
  "hsl": {
    "h": 128.456,
    "s": 70.616,
    "l": 41.373
  },
  "oklch": {
    "l": 0.67207,
    "c": 0.2048,
    "h": 144.4
  },
  "luminance": 0.33182
}

Semantic roles & 50–950 ramp

primary

#1FB434

secondary

#CB64BC

accent

#3AD4ED

background

#F8FCF7

surface

#EFF9ED

border

#CAD2C8

text

#0B1308

muted

#7C827B

Preview Lab

Preview with #1FB434

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

Preview Lab → · Contrast checker → · Palette generator →