#A4E663#A4E663

#A4E663 is a very light, vivid yellow-green. Relative luminance 0.654; OKLCH L 85.4% C 0.176 H 131.6°. Best body text is #000000 at 14.08:1 contrast (WCAG AA passes).

Color values

HEX	#A4E663
RGB	rgb(164, 230, 99)
HSL	hsl(90, 72%, 65%)
HSV	hsv(90, 57%, 90%)
CMYK	cmyk(28.7%, 0%, 57%, 9.8%)
CIE-LAB	lab(84.68, -41.81, 56.22)
CIE-LCH	lch(84.68, 70.06, 126.64°)
OKLab	oklab(85.37% -0.1168 0.1317)
OKLCH	oklch(85.37% 0.176 131.6)
XYZ	xyz(45.8582, 65.3856, 22.0065)
Luminance	0.6539 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4E663 #A563E6

analogous

#E6E663 #A4E663 #63E664

triadic

#A4E663 #63A4E6 #E663A4

tetradic

#A4E663 #63E6E6 #A563E6 #E66463

square

#A4E663 #63E6E6 #A563E6 #E66463

split-complementary

#A4E663 #6463E6 #E663E6

monochromatic

#67B21D #85DE2E #A4E663 #C3EE98 #E2F7CC

Accessibility & contrast

On white

1.49

#A4E663 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.08

#A4E663 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A4E663

14.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4E663	#FFFFFF	#000000	##000000
##A4E663	1.00	1.49	14.08	14.08
#FFFFFF	1.49	1.00	21.00	21.00
#000000	14.08	21.00	1.00	1.00
##000000	14.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EFD755

Deuteranopia (green-blind)

#E6D26C

Tritanopia (blue-blind)

#A6DDC9

Achromatopsia (no color)

#D3D3D3

Design tokens & code

CSS

--color: #a4e663;
/* rgb */ color: rgb(164, 230, 99);
/* oklch */ color: oklch(85.4% 0.176 131.6);

Tailwind

colors: {
  custom: {
    50: '#c2ee93',
    500: '#a4e663',
    950: '#000000',
  },
}

SCSS

$custom: #a4e663;
$custom-light: #c2ee93;
$custom-dark: #000000;

JSON

{
  "hex": "#a4e663",
  "rgb": {
    "r": 164,
    "g": 230,
    "b": 99
  },
  "hsl": {
    "h": 90.229,
    "s": 72.376,
    "l": 64.51
  },
  "oklch": {
    "l": 0.85366,
    "c": 0.17601,
    "h": 131.6
  },
  "luminance": 0.65387
}

Semantic roles & 50–950 ramp

primary

#A4E663

secondary

#773BB3

accent

#11D473

background

#FDFFFC

surface

#F9FEF4

border

#D2D6CE

text

#13160D

muted

#82857F

Preview Lab

Preview with #A4E663

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

Preview Lab → · Contrast checker → · Palette generator →