#1FA143#1FA143

#1FA143 is a light, vivid green. Relative luminance 0.262; OKLCH L 62.2% C 0.172 H 147.4°. Best body text is #000000 at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#1FA143
RGB	rgb(31, 161, 67)
HSL	hsl(137, 68%, 38%)
HSV	hsv(137, 81%, 63%)
CMYK	cmyk(80.7%, 0%, 58.4%, 36.9%)
CIE-LAB	lab(58.21, -53.81, 38.91)
CIE-LCH	lch(58.21, 66.41, 144.13°)
OKLab	oklab(62.19% -0.1446 0.0924)
OKLCH	oklch(62.19% 0.172 147.4)
XYZ	xyz(14.3219, 26.1845, 9.6084)
Luminance	0.2619 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1FA143 #A11F7D

analogous

#3CA11F #1FA143 #1FA184

triadic

#1FA143 #431FA1 #A1431F

tetradic

#1FA143 #1F3CA1 #A11F7D #A1841F

square

#1FA143 #1F3CA1 #A11F7D #A1841F

split-complementary

#1FA143 #841FA1 #A11F3C

monochromatic

#0B3A18 #156E2E #1FA143 #29D458 #5BDF80

Accessibility & contrast

On white

3.37

#1FA143 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.24

#1FA143 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1FA143

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1FA143	#FFFFFF	#000000	##000000
##1FA143	1.00	3.37	6.24	6.24
#FFFFFF	3.37	1.00	21.00	21.00
#000000	6.24	21.00	1.00	1.00
##000000	6.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A3923A

Deuteranopia (green-blind)

#95884B

Tritanopia (blue-blind)

#009D8C

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #1fa143;
/* rgb */ color: rgb(31, 161, 67);
/* oklch */ color: oklch(62.2% 0.172 147.4);

Tailwind

colors: {
  custom: {
    50: '#72be7a',
    500: '#1fa143',
    950: '#000000',
  },
}

SCSS

$custom: #1fa143;
$custom-light: #72be7a;
$custom-dark: #000000;

JSON

{
  "hex": "#1fa143",
  "rgb": {
    "r": 31,
    "g": 161,
    "b": 67
  },
  "hsl": {
    "h": 136.615,
    "s": 67.708,
    "l": 37.647
  },
  "oklch": {
    "l": 0.62188,
    "c": 0.17163,
    "h": 147.4
  },
  "luminance": 0.26186
}

Semantic roles & 50–950 ramp

primary

#1FA143

secondary

#C458A6

accent

#3DBBEB

background

#F7FBF7

surface

#EEF7EE

border

#C9D0C9

text

#091209

muted

#7B817B

Preview Lab

Preview with #1FA143

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

Preview Lab → · Contrast checker → · Palette generator →