#A3EC63#A3EC63

#A3EC63 is a very light, vivid yellow-green. Relative luminance 0.687; OKLCH L 86.7% C 0.184 H 132.6°. Best body text is #000000 at 14.74:1 contrast (WCAG AA passes).

Color values

HEX	#A3EC63
RGB	rgb(163, 236, 99)
HSL	hsl(92, 78%, 66%)
HSV	hsv(92, 58%, 93%)
CMYK	cmyk(30.9%, 0%, 58.1%, 7.5%)
CIE-LAB	lab(86.34, -44.77, 58.10)
CIE-LCH	lch(86.34, 73.35, 127.61°)
OKLab	oklab(86.7% -0.1248 0.1357)
OKLCH	oklch(86.7% 0.184 132.6)
XYZ	xyz(47.3511, 68.6766, 22.5630)
Luminance	0.6868 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3EC63 #AC63EC

analogous

#E7EC63 #A3EC63 #63EC67

triadic

#A3EC63 #63A3EC #EC63A3

tetradic

#A3EC63 #63E7EC #AC63EC #EC6763

square

#A3EC63 #63E7EC #AC63EC #EC6763

split-complementary

#A3EC63 #6763EC #EC63E7

monochromatic

#65BE17 #83E52C #A3EC63 #C3F39A #E3F9D0

Accessibility & contrast

On white

1.43

#A3EC63 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.74

#A3EC63 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3EC63

14.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3EC63	#FFFFFF	#000000	##000000
##A3EC63	1.00	1.43	14.74	14.74
#FFFFFF	1.43	1.00	21.00	21.00
#000000	14.74	21.00	1.00	1.00
##000000	14.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F5DC54

Deuteranopia (green-blind)

#EBD66D

Tritanopia (blue-blind)

#A4E3CE

Achromatopsia (no color)

#D8D8D8

Design tokens & code

CSS

--color: #a3ec63;
/* rgb */ color: rgb(163, 236, 99);
/* oklch */ color: oklch(86.7% 0.184 132.6);

Tailwind

colors: {
  custom: {
    50: '#c2f294',
    500: '#a3ec63',
    950: '#000000',
  },
}

SCSS

$custom: #a3ec63;
$custom-light: #c2f294;
$custom-dark: #000000;

JSON

{
  "hex": "#a3ec63",
  "rgb": {
    "r": 163,
    "g": 236,
    "b": 99
  },
  "hsl": {
    "h": 91.971,
    "s": 78.286,
    "l": 65.686
  },
  "oklch": {
    "l": 0.86702,
    "c": 0.18443,
    "h": 132.6
  },
  "luminance": 0.68678
}

Semantic roles & 50–950 ramp

primary

#A3EC63

secondary

#7E37BC

accent

#0BDB7A

background

#FDFFFC

surface

#F9FEF4

border

#D2D6CE

text

#13170D

muted

#82857F

Preview Lab

Preview with #A3EC63

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

Preview Lab → · Contrast checker → · Palette generator →