#A4F571#A4F571

#A4F571 is a very light, vivid yellow-green. Relative luminance 0.744; OKLCH L 89.0% C 0.184 H 134.8°. Best body text is #000000 at 15.88:1 contrast (WCAG AA passes).

Color values

HEX	#A4F571
RGB	rgb(164, 245, 113)
HSL	hsl(97, 87%, 70%)
HSV	hsv(97, 54%, 96%)
CMYK	cmyk(33.1%, 0%, 53.9%, 3.9%)
CIE-LAB	lab(89.11, -46.89, 55.11)
CIE-LCH	lch(89.11, 72.36, 130.39°)
OKLab	oklab(89.01% -0.1298 0.1305)
OKLCH	oklch(89.01% 0.184 134.8)
XYZ	xyz(50.9418, 74.3875, 27.2937)
Luminance	0.7439 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4F571 #C271F5

analogous

#E6F571 #A4F571 #71F580

triadic

#A4F571 #71A4F5 #F571A4

tetradic

#A4F571 #71E6F5 #C271F5 #F58071

square

#A4F571 #71E6F5 #C271F5 #F58071

split-complementary

#A4F571 #8071F5 #F571E6

monochromatic

#5FDC10 #7FF138 #A4F571 #C9F9AA #EDFDE2

Accessibility & contrast

On white

1.32

#A4F571 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.88

#A4F571 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A4F571

15.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4F571	#FFFFFF	#000000	##000000
##A4F571	1.00	1.32	15.88	15.88
#FFFFFF	1.32	1.00	21.00	21.00
#000000	15.88	21.00	1.00	1.00
##000000	15.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FDE464

Deuteranopia (green-blind)

#F2DD7A

Tritanopia (blue-blind)

#A3EDD8

Achromatopsia (no color)

#E0E0E0

Design tokens & code

CSS

--color: #a4f571;
/* rgb */ color: rgb(164, 245, 113);
/* oklch */ color: oklch(89.0% 0.184 134.8);

Tailwind

colors: {
  custom: {
    50: '#c3f99d',
    500: '#a4f571',
    950: '#000000',
  },
}

SCSS

$custom: #a4f571;
$custom-light: #c3f99d;
$custom-dark: #000000;

JSON

{
  "hex": "#a4f571",
  "rgb": {
    "r": 164,
    "g": 245,
    "b": 113
  },
  "hsl": {
    "h": 96.818,
    "s": 86.842,
    "l": 70.196
  },
  "oklch": {
    "l": 0.89006,
    "c": 0.18404,
    "h": 134.8
  },
  "luminance": 0.7439
}

Semantic roles & 50–950 ramp

primary

#A4F571

secondary

#963BCF

accent

#02E38C

background

#FDFFFC

surface

#F9FFF5

border

#D2D7CF

text

#13170E

muted

#82857F

Preview Lab

Preview with #A4F571

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

Preview Lab → · Contrast checker → · Palette generator →