#A4EF57#A4EF57

#A4EF57 is a very light, vivid yellow-green. Relative luminance 0.703; OKLCH L 87.3% C 0.197 H 131.7°. Best body text is #000000 at 15.06:1 contrast (WCAG AA passes).

Color values

HEX	#A4EF57
RGB	rgb(164, 239, 87)
HSL	hsl(90, 83%, 64%)
HSV	hsv(90, 64%, 94%)
CMYK	cmyk(31.4%, 0%, 63.6%, 6.3%)
CIE-LAB	lab(87.15, -46.73, 64.04)
CIE-LCH	lch(87.15, 79.27, 126.12°)
OKLab	oklab(87.34% -0.1312 0.147)
OKLCH	oklch(87.34% 0.197 131.7)
XYZ	xyz(47.8961, 70.3120, 20.0630)
Luminance	0.7031 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4EF57 #A257EF

analogous

#EFEE57 #A4EF57 #58EF57

triadic

#A4EF57 #57A4EF #EF57A4

tetradic

#A4EF57 #57EFEE #A257EF #EF5758

square

#A4EF57 #57EFEE #A257EF #EF5758

split-complementary

#A4EF57 #5758EF #EE57EF

monochromatic

#67BA12 #86EA1F #A4EF57 #C2F48F #E1FAC7

Accessibility & contrast

On white

1.39

#A4EF57 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.06

#A4EF57 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A4EF57

15.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4EF57	#FFFFFF	#000000	##000000
##A4EF57	1.00	1.39	15.06	15.06
#FFFFFF	1.39	1.00	21.00	21.00
#000000	15.06	21.00	1.00	1.00
##000000	15.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F9DE44

Deuteranopia (green-blind)

#EED863

Tritanopia (blue-blind)

#A6E6D0

Achromatopsia (no color)

#DADADA

Design tokens & code

CSS

--color: #a4ef57;
/* rgb */ color: rgb(164, 239, 87);
/* oklch */ color: oklch(87.3% 0.197 131.7);

Tailwind

colors: {
  custom: {
    50: '#c3f48d',
    500: '#a4ef57',
    950: '#000000',
  },
}

SCSS

$custom: #a4ef57;
$custom-light: #c3f48d;
$custom-dark: #000000;

JSON

{
  "hex": "#a4ef57",
  "rgb": {
    "r": 164,
    "g": 239,
    "b": 87
  },
  "hsl": {
    "h": 89.605,
    "s": 82.609,
    "l": 63.922
  },
  "oklch": {
    "l": 0.87337,
    "c": 0.19708,
    "h": 131.7
  },
  "luminance": 0.70314
}

Semantic roles & 50–950 ramp

primary

#A4EF57

secondary

#7431B9

accent

#06DF71

background

#FDFFFC

surface

#F9FEF4

border

#D2D6CE

text

#13170D

muted

#82857F

Preview Lab

Preview with #A4EF57

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

Preview Lab → · Contrast checker → · Palette generator →