#1FB452#1FB452

#1FB452 is a light, vivid green. Relative luminance 0.335; OKLCH L 67.5% C 0.182 H 148.9°. Best body text is #000000 at 7.71:1 contrast (WCAG AA passes).

Color values

HEX	#1FB452
RGB	rgb(31, 180, 82)
HSL	hsl(141, 71%, 41%)
HSV	hsv(141, 83%, 71%)
CMYK	cmyk(82.8%, 0%, 54.4%, 29.4%)
CIE-LAB	lab(64.60, -58.11, 39.27)
CIE-LCH	lch(64.60, 70.14, 145.95°)
OKLab	oklab(67.54% -0.1559 0.0942)
OKLCH	oklch(67.54% 0.182 148.9)
XYZ	xyz(18.4078, 33.5407, 13.4849)
Luminance	0.3354 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1FB452 #B41F81

analogous

#37B41F #1FB452 #1FB49D

triadic

#1FB452 #521FB4 #B4521F

tetradic

#1FB452 #1F37B4 #B41F81 #B49D1F

square

#1FB452 #1F37B4 #B41F81 #B49D1F

split-complementary

#1FB452 #9D1FB4 #B41F37

monochromatic

#0D4C22 #16803A #1FB452 #34DC6E #68E593

Accessibility & contrast

On white

2.72

#1FB452 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.71

#1FB452 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #1FB452

7.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1FB452	#FFFFFF	#000000	##000000
##1FB452	1.00	2.72	7.71	7.71
#FFFFFF	2.72	1.00	21.00	21.00
#000000	7.71	21.00	1.00	1.00
##000000	7.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A449

Deuteranopia (green-blind)

#A5985A

Tritanopia (blue-blind)

#00B09E

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #1fb452;
/* rgb */ color: rgb(31, 180, 82);
/* oklch */ color: oklch(67.5% 0.182 148.9);

Tailwind

colors: {
  custom: {
    50: '#77cc85',
    500: '#1fb452',
    950: '#000000',
  },
}

SCSS

$custom: #1fb452;
$custom-light: #77cc85;
$custom-dark: #000000;

JSON

{
  "hex": "#1fb452",
  "rgb": {
    "r": 31,
    "g": 180,
    "b": 82
  },
  "hsl": {
    "h": 140.537,
    "s": 70.616,
    "l": 41.373
  },
  "oklch": {
    "l": 0.67542,
    "c": 0.18221,
    "h": 148.9
  },
  "luminance": 0.33543
}

Semantic roles & 50–950 ramp

primary

#1FB452

secondary

#CB64A8

accent

#3AB0ED

background

#F8FCF8

surface

#EFF9EF

border

#CAD2CA

text

#0A130B

muted

#7C827C

Preview Lab

Preview with #1FB452

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

Preview Lab → · Contrast checker → · Palette generator →