#1FA42F#1FA42F

#1FA42F is a light, vivid green. Relative luminance 0.270; OKLCH L 62.8% C 0.190 H 144.2°. Best body text is #000000 at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#1FA42F
RGB	rgb(31, 164, 47)
HSL	hsl(127, 68%, 38%)
HSV	hsv(127, 81%, 64%)
CMYK	cmyk(81.1%, 0%, 71.3%, 35.7%)
CIE-LAB	lab(59.02, -57.09, 48.64)
CIE-LCH	lch(59.02, 75.00, 139.57°)
OKLab	oklab(62.8% -0.1543 0.1111)
OKLCH	oklch(62.8% 0.19 144.2)
XYZ	xyz(14.3526, 27.0457, 7.1527)
Luminance	0.2705 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1FA42F #A41F94

analogous

#51A41F #1FA42F #1FA471

triadic

#1FA42F #2F1FA4 #A42F1F

tetradic

#1FA42F #1F51A4 #A41F94 #A4711F

square

#1FA42F #1F51A4 #A41F94 #A4711F

split-complementary

#1FA42F #711FA4 #A41F51

monochromatic

#0C3D11 #157120 #1FA42F #2AD73E #5DE06D

Accessibility & contrast

On white

3.28

#1FA42F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.41

#1FA42F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1FA42F

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1FA42F	#FFFFFF	#000000	##000000
##1FA42F	1.00	3.28	6.41	6.41
#FFFFFF	3.28	1.00	21.00	21.00
#000000	6.41	21.00	1.00	1.00
##000000	6.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A7941D

Deuteranopia (green-blind)

#998A3B

Tritanopia (blue-blind)

#009F8D

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #1fa42f;
/* rgb */ color: rgb(31, 164, 47);
/* oklch */ color: oklch(62.8% 0.190 144.2);

Tailwind

colors: {
  custom: {
    50: '#74c06e',
    500: '#1fa42f',
    950: '#000000',
  },
}

SCSS

$custom: #1fa42f;
$custom-light: #74c06e;
$custom-dark: #000000;

JSON

{
  "hex": "#1fa42f",
  "rgb": {
    "r": 31,
    "g": 164,
    "b": 47
  },
  "hsl": {
    "h": 127.218,
    "s": 68.205,
    "l": 38.235
  },
  "oklch": {
    "l": 0.62796,
    "c": 0.19011,
    "h": 144.2
  },
  "luminance": 0.27047
}

Semantic roles & 50–950 ramp

primary

#1FA42F

secondary

#C55AB8

accent

#3DD6EB

background

#F7FCF6

surface

#EEF8EC

border

#C9D1C7

text

#0A1208

muted

#7C817B

Preview Lab

Preview with #1FA42F

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

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