#1FB44B#1FB44B

#1FB44B is a light, vivid green. Relative luminance 0.334; OKLCH L 67.4% C 0.188 H 147.6°. Best body text is #000000 at 7.69:1 contrast (WCAG AA passes).

Color values

HEX	#1FB44B
RGB	rgb(31, 180, 75)
HSL	hsl(138, 71%, 41%)
HSV	hsv(138, 83%, 71%)
CMYK	cmyk(82.8%, 0%, 58.3%, 29.4%)
CIE-LAB	lab(64.52, -59.10, 42.52)
CIE-LCH	lch(64.52, 72.81, 144.26°)
OKLab	oklab(67.45% -0.1587 0.1009)
OKLCH	oklch(67.45% 0.188 147.6)
XYZ	xyz(18.1549, 33.4396, 12.1529)
Luminance	0.3344 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1FB44B #B41F88

analogous

#3EB41F #1FB44B #1FB496

triadic

#1FB44B #4B1FB4 #B44B1F

tetradic

#1FB44B #1F3EB4 #B41F88 #B4961F

square

#1FB44B #1F3EB4 #B41F88 #B4961F

split-complementary

#1FB44B #961FB4 #B41F3E

monochromatic

#0D4C1F #168035 #1FB44B #34DC66 #68E58D

Accessibility & contrast

On white

2.73

#1FB44B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.69

#1FB44B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #1FB44B

7.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1FB44B	#FFFFFF	#000000	##000000
##1FB44B	1.00	2.73	7.69	7.69
#FFFFFF	2.73	1.00	21.00	21.00
#000000	7.69	21.00	1.00	1.00
##000000	7.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A340

Deuteranopia (green-blind)

#A69854

Tritanopia (blue-blind)

#00B09D

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #1fb44b;
/* rgb */ color: rgb(31, 180, 75);
/* oklch */ color: oklch(67.4% 0.188 147.6);

Tailwind

colors: {
  custom: {
    50: '#77cc80',
    500: '#1fb44b',
    950: '#000000',
  },
}

SCSS

$custom: #1fb44b;
$custom-light: #77cc80;
$custom-dark: #000000;

JSON

{
  "hex": "#1fb44b",
  "rgb": {
    "r": 31,
    "g": 180,
    "b": 75
  },
  "hsl": {
    "h": 137.718,
    "s": 70.616,
    "l": 41.373
  },
  "oklch": {
    "l": 0.67449,
    "c": 0.18807,
    "h": 147.6
  },
  "luminance": 0.33442
}

Semantic roles & 50–950 ramp

primary

#1FB44B

secondary

#CB64AC

accent

#3AB9ED

background

#F8FCF8

surface

#EFF9EF

border

#CAD2CA

text

#0A130A

muted

#7C827C

Preview Lab

Preview with #1FB44B

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

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