#1FA54B#1FA54B

#1FA54B is a light, vivid green. Relative luminance 0.277; OKLCH L 63.4% C 0.170 H 148.7°. Best body text is #000000 at 6.54:1 contrast (WCAG AA passes).

Color values

HEX	#1FA54B
RGB	rgb(31, 165, 75)
HSL	hsl(140, 68%, 38%)
HSV	hsv(140, 81%, 65%)
CMYK	cmyk(81.2%, 0%, 54.5%, 35.3%)
CIE-LAB	lab(59.62, -54.04, 36.68)
CIE-LCH	lch(59.62, 65.31, 145.83°)
OKLab	oklab(63.39% -0.1451 0.0881)
OKLCH	oklch(63.39% 0.17 148.7)
XYZ	xyz(15.2889, 27.7077, 11.1976)
Luminance	0.2771 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1FA54B #A51F79

analogous

#36A51F #1FA54B #1FA58E

triadic

#1FA54B #4B1FA5 #A54B1F

tetradic

#1FA54B #1F36A5 #A51F79 #A58E1F

square

#1FA54B #1F36A5 #A51F79 #A58E1F

split-complementary

#1FA54B #8E1FA5 #A51F36

monochromatic

#0C3E1C #157134 #1FA54B #2AD763 #5EE189

Accessibility & contrast

On white

3.21

#1FA54B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.54

#1FA54B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1FA54B

6.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1FA54B	#FFFFFF	#000000	##000000
##1FA54B	1.00	3.21	6.54	6.54
#FFFFFF	3.21	1.00	21.00	21.00
#000000	6.54	21.00	1.00	1.00
##000000	6.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A69643

Deuteranopia (green-blind)

#988B52

Tritanopia (blue-blind)

#00A291

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #1fa54b;
/* rgb */ color: rgb(31, 165, 75);
/* oklch */ color: oklch(63.4% 0.170 148.7);

Tailwind

colors: {
  custom: {
    50: '#73c17f',
    500: '#1fa54b',
    950: '#000000',
  },
}

SCSS

$custom: #1fa54b;
$custom-light: #73c17f;
$custom-dark: #000000;

JSON

{
  "hex": "#1fa54b",
  "rgb": {
    "r": 31,
    "g": 165,
    "b": 75
  },
  "hsl": {
    "h": 139.701,
    "s": 68.367,
    "l": 38.431
  },
  "oklch": {
    "l": 0.6339,
    "c": 0.16973,
    "h": 148.7
  },
  "luminance": 0.2771
}

Semantic roles & 50–950 ramp

primary

#1FA54B

secondary

#C55BA2

accent

#3DB2EB

background

#F7FCF7

surface

#EEF8EE

border

#C9D1C9

text

#0A120A

muted

#7C817C

Preview Lab

Preview with #1FA54B

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

Preview Lab → · Contrast checker → · Palette generator →