#A3E661#A3E661

#A3E661 is a very light, vivid yellow-green. Relative luminance 0.652; OKLCH L 85.3% C 0.178 H 131.6°. Best body text is #000000 at 14.05:1 contrast (WCAG AA passes).

Color values

HEX	#A3E661
RGB	rgb(163, 230, 97)
HSL	hsl(90, 73%, 64%)
HSV	hsv(90, 58%, 90%)
CMYK	cmyk(29.1%, 0%, 57.8%, 9.8%)
CIE-LAB	lab(84.61, -42.35, 57.00)
CIE-LCH	lch(84.61, 71.01, 126.61°)
OKLab	oklab(85.29% -0.1184 0.1332)
OKLCH	oklch(85.29% 0.178 131.6)
XYZ	xyz(45.5582, 65.2418, 21.4995)
Luminance	0.6524 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3E661 #A461E6

analogous

#E5E661 #A3E661 #61E662

triadic

#A3E661 #61A3E6 #E661A3

tetradic

#A3E661 #61E5E6 #A461E6 #E66261

square

#A3E661 #61E5E6 #A461E6 #E66261

split-complementary

#A3E661 #6261E6 #E661E5

monochromatic

#66B11C #84DE2C #A3E661 #C2EE96 #E1F7CB

Accessibility & contrast

On white

1.49

#A3E661 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.05

#A3E661 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3E661

14.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3E661	#FFFFFF	#000000	##000000
##A3E661	1.00	1.49	14.05	14.05
#FFFFFF	1.49	1.00	21.00	21.00
#000000	14.05	21.00	1.00	1.00
##000000	14.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EFD653

Deuteranopia (green-blind)

#E6D16A

Tritanopia (blue-blind)

#A5DDC9

Achromatopsia (no color)

#D3D3D3

Design tokens & code

CSS

--color: #a3e661;
/* rgb */ color: rgb(163, 230, 97);
/* oklch */ color: oklch(85.3% 0.178 131.6);

Tailwind

colors: {
  custom: {
    50: '#c2ee92',
    500: '#a3e661',
    950: '#000000',
  },
}

SCSS

$custom: #a3e661;
$custom-light: #c2ee92;
$custom-dark: #000000;

JSON

{
  "hex": "#a3e661",
  "rgb": {
    "r": 163,
    "g": 230,
    "b": 97
  },
  "hsl": {
    "h": 90.226,
    "s": 72.678,
    "l": 64.118
  },
  "oklch": {
    "l": 0.85286,
    "c": 0.17818,
    "h": 131.6
  },
  "luminance": 0.65243
}

Semantic roles & 50–950 ramp

primary

#A3E661

secondary

#763AB1

accent

#11D573

background

#FDFFFC

surface

#F9FEF4

border

#D2D6CE

text

#13160D

muted

#82857F

Preview Lab

Preview with #A3E661

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

Preview Lab → · Contrast checker → · Palette generator →