#1FB436#1FB436

#1FB436 is a light, highly saturated green. Relative luminance 0.332; OKLCH L 67.2% C 0.204 H 144.6°. Best body text is #000000 at 7.64:1 contrast (WCAG AA passes).

Color values

HEX	#1FB436
RGB	rgb(31, 180, 54)
HSL	hsl(129, 71%, 41%)
HSV	hsv(129, 83%, 71%)
CMYK	cmyk(82.8%, 0%, 70%, 29.4%)
CIE-LAB	lab(64.32, -61.49, 51.45)
CIE-LCH	lch(64.32, 80.18, 140.08°)
OKLab	oklab(67.22% -0.1659 0.1179)
OKLCH	oklch(67.22% 0.204 144.6)
XYZ	xyz(17.5509, 33.1980, 8.9722)
Luminance	0.3320 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1FB436 #B41F9D

analogous

#53B41F #1FB436 #1FB481

triadic

#1FB436 #361FB4 #B4361F

tetradic

#1FB436 #1F53B4 #B41F9D #B4811F

square

#1FB436 #1F53B4 #B41F9D #B4811F

split-complementary

#1FB436 #811FB4 #B41F53

monochromatic

#0D4C17 #168026 #1FB436 #34DC4E #68E57C

Accessibility & contrast

On white

2.75

#1FB436 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.64

#1FB436 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #1FB436

7.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1FB436	#FFFFFF	#000000	##000000
##1FB436	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)

#B7A323

Deuteranopia (green-blind)

#A89842

Tritanopia (blue-blind)

#00AF9B

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #1fb436;
/* rgb */ color: rgb(31, 180, 54);
/* oklch */ color: oklch(67.2% 0.204 144.6);

Tailwind

colors: {
  custom: {
    50: '#78cc74',
    500: '#1fb436',
    950: '#000000',
  },
}

SCSS

$custom: #1fb436;
$custom-light: #78cc74;
$custom-dark: #000000;

JSON

{
  "hex": "#1fb436",
  "rgb": {
    "r": 31,
    "g": 180,
    "b": 54
  },
  "hsl": {
    "h": 129.262,
    "s": 70.616,
    "l": 41.373
  },
  "oklch": {
    "l": 0.67225,
    "c": 0.20353,
    "h": 144.6
  },
  "luminance": 0.332
}

Semantic roles & 50–950 ramp

primary

#1FB436

secondary

#CB64BB

accent

#3AD2ED

background

#F8FCF7

surface

#EFF9ED

border

#CAD2C8

text

#0B1309

muted

#7C827B

Preview Lab

Preview with #1FB436

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

Preview Lab → · Contrast checker → · Palette generator →