#1FA64B#1FA64B

#1FA64B is a light, vivid green. Relative luminance 0.281; OKLCH L 63.7% C 0.171 H 148.7°. Best body text is #000000 at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#1FA64B
RGB	rgb(31, 166, 75)
HSL	hsl(140, 69%, 39%)
HSV	hsv(140, 81%, 65%)
CMYK	cmyk(81.3%, 0%, 54.8%, 34.9%)
CIE-LAB	lab(59.95, -54.38, 37.08)
CIE-LCH	lch(59.95, 65.82, 145.71°)
OKLab	oklab(63.66% -0.146 0.089)
OKLCH	oklch(63.66% 0.171 148.7)
XYZ	xyz(15.4700, 28.0698, 11.2579)
Luminance	0.2807 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1FA64B #A61F7A

analogous

#36A61F #1FA64B #1FA68E

triadic

#1FA64B #4B1FA6 #A64B1F

tetradic

#1FA64B #1F36A6 #A61F7A #A68E1F

square

#1FA64B #1F36A6 #A61F7A #A68E1F

split-complementary

#1FA64B #8E1FA6 #A61F36

monochromatic

#0C3F1C #157234 #1FA64B #2BD763 #5EE189

Accessibility & contrast

On white

3.17

#1FA64B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.61

#1FA64B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1FA64B

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1FA64B	#FFFFFF	#000000	##000000
##1FA64B	1.00	3.17	6.61	6.61
#FFFFFF	3.17	1.00	21.00	21.00
#000000	6.61	21.00	1.00	1.00
##000000	6.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A89743

Deuteranopia (green-blind)

#998C52

Tritanopia (blue-blind)

#00A391

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #1fa64b;
/* rgb */ color: rgb(31, 166, 75);
/* oklch */ color: oklch(63.7% 0.171 148.7);

Tailwind

colors: {
  custom: {
    50: '#73c27f',
    500: '#1fa64b',
    950: '#000000',
  },
}

SCSS

$custom: #1fa64b;
$custom-light: #73c27f;
$custom-dark: #000000;

JSON

{
  "hex": "#1fa64b",
  "rgb": {
    "r": 31,
    "g": 166,
    "b": 75
  },
  "hsl": {
    "h": 139.556,
    "s": 68.528,
    "l": 38.627
  },
  "oklch": {
    "l": 0.63662,
    "c": 0.17098,
    "h": 148.7
  },
  "luminance": 0.28072
}

Semantic roles & 50–950 ramp

primary

#1FA64B

secondary

#C55BA3

accent

#3CB2EB

background

#F7FCF7

surface

#EEF8EE

border

#C9D1C9

text

#0A120A

muted

#7C817C

Preview Lab

Preview with #1FA64B

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

Preview Lab → · Contrast checker → · Palette generator →