#A3E455#A3E455

#A3E455 is a very light, vivid yellow-green. Relative luminance 0.639; OKLCH L 84.7% C 0.185 H 130.3°. Best body text is #000000 at 13.79:1 contrast (WCAG AA passes).

Color values

HEX	#A3E455
RGB	rgb(163, 228, 85)
HSL	hsl(87, 73%, 61%)
HSV	hsv(87, 63%, 89%)
CMYK	cmyk(28.5%, 0%, 62.7%, 10.6%)
CIE-LAB	lab(83.93, -42.51, 61.34)
CIE-LCH	lch(83.93, 74.63, 124.72°)
OKLab	oklab(84.7% -0.1198 0.1411)
OKLCH	oklch(84.7% 0.185 130.3)
XYZ	xyz(44.4870, 63.9279, 18.5880)
Luminance	0.6393 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3E455 #9655E4

analogous

#E4DE55 #A3E455 #5CE455

triadic

#A3E455 #55A3E4 #E455A3

tetradic

#A3E455 #55E4DE #9655E4 #E4555C

square

#A3E455 #55E4DE #9655E4 #E4555C

split-complementary

#A3E455 #555CE4 #DE55E4

monochromatic

#66A41A #86D923 #A3E455 #C0EC8A #DCF5BF

Accessibility & contrast

On white

1.52

#A3E455 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.79

#A3E455 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3E455

13.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3E455	#FFFFFF	#000000	##000000
##A3E455	1.00	1.52	13.79	13.79
#FFFFFF	1.52	1.00	21.00	21.00
#000000	13.79	21.00	1.00	1.00
##000000	13.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EED443

Deuteranopia (green-blind)

#E5D060

Tritanopia (blue-blind)

#A7DBC6

Achromatopsia (no color)

#D1D1D1

Design tokens & code

CSS

--color: #a3e455;
/* rgb */ color: rgb(163, 228, 85);
/* oklch */ color: oklch(84.7% 0.185 130.3);

Tailwind

colors: {
  custom: {
    50: '#c2ed8b',
    500: '#a3e455',
    950: '#000000',
  },
}

SCSS

$custom: #a3e455;
$custom-light: #c2ed8b;
$custom-dark: #000000;

JSON

{
  "hex": "#a3e455",
  "rgb": {
    "r": 163,
    "g": 228,
    "b": 85
  },
  "hsl": {
    "h": 87.273,
    "s": 72.589,
    "l": 61.373
  },
  "oklch": {
    "l": 0.84699,
    "c": 0.1851,
    "h": 130.3
  },
  "luminance": 0.63929
}

Semantic roles & 50–950 ramp

primary

#A3E455

secondary

#6936A7

accent

#11D56A

background

#FDFFFC

surface

#F9FEF4

border

#D2D6CE

text

#13160C

muted

#82857F

Preview Lab

Preview with #A3E455

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

Preview Lab → · Contrast checker → · Palette generator →