#A4EC63#A4EC63

#A4EC63 is a very light, vivid yellow-green. Relative luminance 0.688; OKLCH L 86.8% C 0.184 H 132.4°. Best body text is #000000 at 14.76:1 contrast (WCAG AA passes).

Color values

HEX	#A4EC63
RGB	rgb(164, 236, 99)
HSL	hsl(92, 78%, 66%)
HSV	hsv(92, 58%, 93%)
CMYK	cmyk(30.5%, 0%, 58.1%, 7.5%)
CIE-LAB	lab(86.40, -44.42, 58.18)
CIE-LCH	lch(86.40, 73.20, 127.36°)
OKLab	oklab(86.76% -0.124 0.1359)
OKLCH	oklch(86.76% 0.184 132.4)
XYZ	xyz(47.5567, 68.7827, 22.5727)
Luminance	0.6878 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4EC63 #AB63EC

analogous

#E8EC63 #A4EC63 #63EC66

triadic

#A4EC63 #63A4EC #EC63A4

tetradic

#A4EC63 #63E8EC #AB63EC #EC6663

square

#A4EC63 #63E8EC #AB63EC #EC6663

split-complementary

#A4EC63 #6663EC #EC63E8

monochromatic

#66BE17 #84E52C #A4EC63 #C4F39A #E4F9D0

Accessibility & contrast

On white

1.42

#A4EC63 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.76

#A4EC63 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A4EC63

14.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4EC63	#FFFFFF	#000000	##000000
##A4EC63	1.00	1.42	14.76	14.76
#FFFFFF	1.42	1.00	21.00	21.00
#000000	14.76	21.00	1.00	1.00
##000000	14.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F5DC54

Deuteranopia (green-blind)

#EBD66D

Tritanopia (blue-blind)

#A6E3CE

Achromatopsia (no color)

#D8D8D8

Design tokens & code

CSS

--color: #a4ec63;
/* rgb */ color: rgb(164, 236, 99);
/* oklch */ color: oklch(86.8% 0.184 132.4);

Tailwind

colors: {
  custom: {
    50: '#c3f294',
    500: '#a4ec63',
    950: '#000000',
  },
}

SCSS

$custom: #a4ec63;
$custom-light: #c3f294;
$custom-dark: #000000;

JSON

{
  "hex": "#a4ec63",
  "rgb": {
    "r": 164,
    "g": 236,
    "b": 99
  },
  "hsl": {
    "h": 91.533,
    "s": 78.286,
    "l": 65.686
  },
  "oklch": {
    "l": 0.86758,
    "c": 0.18394,
    "h": 132.4
  },
  "luminance": 0.68784
}

Semantic roles & 50–950 ramp

primary

#A4EC63

secondary

#7D37BC

accent

#0BDB78

background

#FDFFFC

surface

#F9FEF4

border

#D2D6CE

text

#13170D

muted

#82857F

Preview Lab

Preview with #A4EC63

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

Preview Lab → · Contrast checker → · Palette generator →