#A4EF54#A4EF54

#A4EF54 is a very light, vivid yellow-green. Relative luminance 0.703; OKLCH L 87.3% C 0.199 H 131.5°. Best body text is #000000 at 15.05:1 contrast (WCAG AA passes).

Color values

HEX	#A4EF54
RGB	rgb(164, 239, 84)
HSL	hsl(89, 83%, 63%)
HSV	hsv(89, 65%, 94%)
CMYK	cmyk(31.4%, 0%, 64.9%, 6.3%)
CIE-LAB	lab(87.13, -46.96, 65.20)
CIE-LCH	lch(87.13, 80.35, 125.76°)
OKLab	oklab(87.31% -0.1321 0.1492)
OKLCH	oklch(87.31% 0.199 131.5)
XYZ	xyz(47.7761, 70.2640, 19.4309)
Luminance	0.7027 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4EF54 #9F54EF

analogous

#EFEC54 #A4EF54 #56EF54

triadic

#A4EF54 #54A4EF #EF54A4

tetradic

#A4EF54 #54EFEC #9F54EF #EF5456

square

#A4EF54 #54EFEC #9F54EF #EF5456

split-complementary

#A4EF54 #5456EF #EC54EF

monochromatic

#67B711 #86EA1C #A4EF54 #C2F48C #E0F9C4

Accessibility & contrast

On white

1.40

#A4EF54 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.05

#A4EF54 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A4EF54

15.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4EF54	#FFFFFF	#000000	##000000
##A4EF54	1.00	1.40	15.05	15.05
#FFFFFF	1.40	1.00	21.00	21.00
#000000	15.05	21.00	1.00	1.00
##000000	15.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F9DE3F

Deuteranopia (green-blind)

#EED861

Tritanopia (blue-blind)

#A7E5CF

Achromatopsia (no color)

#DADADA

Design tokens & code

CSS

--color: #a4ef54;
/* rgb */ color: rgb(164, 239, 84);
/* oklch */ color: oklch(87.3% 0.199 131.5);

Tailwind

colors: {
  custom: {
    50: '#c3f48b',
    500: '#a4ef54',
    950: '#000000',
  },
}

SCSS

$custom: #a4ef54;
$custom-light: #c3f48b;
$custom-dark: #000000;

JSON

{
  "hex": "#a4ef54",
  "rgb": {
    "r": 164,
    "g": 239,
    "b": 84
  },
  "hsl": {
    "h": 89.032,
    "s": 82.888,
    "l": 63.333
  },
  "oklch": {
    "l": 0.87311,
    "c": 0.19923,
    "h": 131.5
  },
  "luminance": 0.70266
}

Semantic roles & 50–950 ramp

primary

#A4EF54

secondary

#7131B7

accent

#06DF6F

background

#FDFFFC

surface

#F9FEF4

border

#D2D6CE

text

#13170C

muted

#82857F

Preview Lab

Preview with #A4EF54

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

Preview Lab → · Contrast checker → · Palette generator →