#1FB43C#1FB43C

#1FB43C is a light, vivid green. Relative luminance 0.333; OKLCH L 67.3% C 0.199 H 145.3°. Best body text is #000000 at 7.65:1 contrast (WCAG AA passes).

Color values

HEX	#1FB43C
RGB	rgb(31, 180, 60)
HSL	hsl(132, 71%, 41%)
HSV	hsv(132, 83%, 71%)
CMYK	cmyk(82.8%, 0%, 66.7%, 29.4%)
CIE-LAB	lab(64.37, -60.89, 49.06)
CIE-LCH	lch(64.37, 78.19, 141.14°)
OKLab	oklab(67.28% -0.1641 0.1135)
OKLCH	oklch(67.28% 0.199 145.3)
XYZ	xyz(17.7006, 33.2579, 9.7606)
Luminance	0.3326 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1FB43C #B41F97

analogous

#4DB41F #1FB43C #1FB487

triadic

#1FB43C #3C1FB4 #B43C1F

tetradic

#1FB43C #1F4DB4 #B41F97 #B4871F

square

#1FB43C #1F4DB4 #B41F97 #B4871F

split-complementary

#1FB43C #871FB4 #B41F4D

monochromatic

#0D4C19 #16802B #1FB43C #34DC55 #68E581

Accessibility & contrast

On white

2.74

#1FB43C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.65

#1FB43C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #1FB43C

7.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1FB43C	#FFFFFF	#000000	##000000
##1FB43C	1.00	2.74	7.65	7.65
#FFFFFF	2.74	1.00	21.00	21.00
#000000	7.65	21.00	1.00	1.00
##000000	7.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7A32C

Deuteranopia (green-blind)

#A79847

Tritanopia (blue-blind)

#00AF9B

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #1fb43c;
/* rgb */ color: rgb(31, 180, 60);
/* oklch */ color: oklch(67.3% 0.199 145.3);

Tailwind

colors: {
  custom: {
    50: '#78cc77',
    500: '#1fb43c',
    950: '#000000',
  },
}

SCSS

$custom: #1fb43c;
$custom-light: #78cc77;
$custom-dark: #000000;

JSON

{
  "hex": "#1fb43c",
  "rgb": {
    "r": 31,
    "g": 180,
    "b": 60
  },
  "hsl": {
    "h": 131.678,
    "s": 70.616,
    "l": 41.373
  },
  "oklch": {
    "l": 0.6728,
    "c": 0.19949,
    "h": 145.3
  },
  "luminance": 0.3326
}

Semantic roles & 50–950 ramp

primary

#1FB43C

secondary

#CB64B7

accent

#3ACBED

background

#F8FCF7

surface

#EFF9ED

border

#CAD2C8

text

#0B1309

muted

#7C827B

Preview Lab

Preview with #1FB43C

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

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