#A9EC63#A9EC63

#A9EC63 is a very light, vivid yellow-green. Relative luminance 0.693; OKLCH L 87.0% C 0.181 H 131.2°. Best body text is #000000 at 14.87:1 contrast (WCAG AA passes).

Color values

HEX	#A9EC63
RGB	rgb(169, 236, 99)
HSL	hsl(89, 78%, 66%)
HSV	hsv(89, 58%, 93%)
CMYK	cmyk(28.4%, 0%, 58.1%, 7.5%)
CIE-LAB	lab(86.66, -42.67, 58.55)
CIE-LCH	lch(86.66, 72.45, 126.08°)
OKLab	oklab(87.05% -0.1194 0.1366)
OKLCH	oklch(87.05% 0.181 131.2)
XYZ	xyz(48.6092, 69.3253, 22.6220)
Luminance	0.6933 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A9EC63 #A663EC

analogous

#ECEA63 #A9EC63 #64EC63

triadic

#A9EC63 #63A9EC #EC63A9

tetradic

#A9EC63 #63ECEA #A663EC #EC6364

square

#A9EC63 #63ECEA #A663EC #EC6364

split-complementary

#A9EC63 #6364EC #EA63EC

monochromatic

#6CBE17 #8BE52C #A9EC63 #C7F39A #E5F9D0

Accessibility & contrast

On white

1.41

#A9EC63 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.87

#A9EC63 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A9EC63

14.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A9EC63	#FFFFFF	#000000	##000000
##A9EC63	1.00	1.41	14.87	14.87
#FFFFFF	1.41	1.00	21.00	21.00
#000000	14.87	21.00	1.00	1.00
##000000	14.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F6DC54

Deuteranopia (green-blind)

#ECD76D

Tritanopia (blue-blind)

#ACE3CE

Achromatopsia (no color)

#D9D9D9

Design tokens & code

CSS

--color: #a9ec63;
/* rgb */ color: rgb(169, 236, 99);
/* oklch */ color: oklch(87.0% 0.181 131.2);

Tailwind

colors: {
  custom: {
    50: '#c6f294',
    500: '#a9ec63',
    950: '#000000',
  },
}

SCSS

$custom: #a9ec63;
$custom-light: #c6f294;
$custom-dark: #000000;

JSON

{
  "hex": "#a9ec63",
  "rgb": {
    "r": 169,
    "g": 236,
    "b": 99
  },
  "hsl": {
    "h": 89.343,
    "s": 78.286,
    "l": 65.686
  },
  "oklch": {
    "l": 0.87047,
    "c": 0.18147,
    "h": 131.2
  },
  "luminance": 0.69327
}

Semantic roles & 50–950 ramp

primary

#A9EC63

secondary

#7837BC

accent

#0BDB70

background

#FEFFFC

surface

#FAFEF4

border

#D3D6CE

text

#13170D

muted

#83857F

Preview Lab

Preview with #A9EC63

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

Preview Lab → · Contrast checker → · Palette generator →