#1FB450#1FB450

#1FB450 is a light, vivid green. Relative luminance 0.335; OKLCH L 67.5% C 0.184 H 148.5°. Best body text is #000000 at 7.70:1 contrast (WCAG AA passes).

Color values

HEX	#1FB450
RGB	rgb(31, 180, 80)
HSL	hsl(140, 71%, 41%)
HSV	hsv(140, 83%, 71%)
CMYK	cmyk(82.8%, 0%, 55.6%, 29.4%)
CIE-LAB	lab(64.57, -58.40, 40.21)
CIE-LCH	lch(64.57, 70.91, 145.45°)
OKLab	oklab(67.52% -0.1568 0.0962)
OKLCH	oklch(67.52% 0.184 148.5)
XYZ	xyz(18.3328, 33.5107, 13.0899)
Luminance	0.3351 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1FB450 #B41F83

analogous

#38B41F #1FB450 #1FB49B

triadic

#1FB450 #501FB4 #B4501F

tetradic

#1FB450 #1F38B4 #B41F83 #B49B1F

square

#1FB450 #1F38B4 #B41F83 #B49B1F

split-complementary

#1FB450 #9B1FB4 #B41F38

monochromatic

#0D4C22 #168039 #1FB450 #34DC6B #68E591

Accessibility & contrast

On white

2.73

#1FB450 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.70

#1FB450 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #1FB450

7.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1FB450	#FFFFFF	#000000	##000000
##1FB450	1.00	2.73	7.70	7.70
#FFFFFF	2.73	1.00	21.00	21.00
#000000	7.70	21.00	1.00	1.00
##000000	7.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A347

Deuteranopia (green-blind)

#A69858

Tritanopia (blue-blind)

#00B09E

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #1fb450;
/* rgb */ color: rgb(31, 180, 80);
/* oklch */ color: oklch(67.5% 0.184 148.5);

Tailwind

colors: {
  custom: {
    50: '#77cc84',
    500: '#1fb450',
    950: '#000000',
  },
}

SCSS

$custom: #1fb450;
$custom-light: #77cc84;
$custom-dark: #000000;

JSON

{
  "hex": "#1fb450",
  "rgb": {
    "r": 31,
    "g": 180,
    "b": 80
  },
  "hsl": {
    "h": 139.732,
    "s": 70.616,
    "l": 41.373
  },
  "oklch": {
    "l": 0.67515,
    "c": 0.18391,
    "h": 148.5
  },
  "luminance": 0.33513
}

Semantic roles & 50–950 ramp

primary

#1FB450

secondary

#CB64A9

accent

#3AB3ED

background

#F8FCF8

surface

#EFF9EF

border

#CAD2CA

text

#0A130B

muted

#7C827C

Preview Lab

Preview with #1FB450

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

Preview Lab → · Contrast checker → · Palette generator →