#A3E45C#A3E45C

#A3E45C is a very light, vivid yellow-green. Relative luminance 0.640; OKLCH L 84.8% C 0.180 H 130.9°. Best body text is #000000 at 13.81:1 contrast (WCAG AA passes).

Color values

HEX	#A3E45C
RGB	rgb(163, 228, 92)
HSL	hsl(89, 72%, 63%)
HSV	hsv(89, 60%, 89%)
CMYK	cmyk(28.5%, 0%, 59.6%, 10.6%)
CIE-LAB	lab(83.99, -41.93, 58.47)
CIE-LCH	lch(83.99, 71.95, 125.64°)
OKLab	oklab(84.77% -0.1176 0.1358)
OKLCH	oklch(84.77% 0.18 130.9)
XYZ	xyz(44.7790, 64.0447, 20.1257)
Luminance	0.6405 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3E45C #9D5CE4

analogous

#E4E15C #A3E45C #5FE45C

triadic

#A3E45C #5CA3E4 #E45CA3

tetradic

#A3E45C #5CE4E1 #9D5CE4 #E45C5F

square

#A3E45C #5CE4E1 #9D5CE4 #E45C5F

split-complementary

#A3E45C #5C5FE4 #E15CE4

monochromatic

#66AA1C #85DB27 #A3E45C #C1ED91 #DEF5C5

Accessibility & contrast

On white

1.52

#A3E45C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.81

#A3E45C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3E45C

13.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3E45C	#FFFFFF	#000000	##000000
##A3E45C	1.00	1.52	13.81	13.81
#FFFFFF	1.52	1.00	21.00	21.00
#000000	13.81	21.00	1.00	1.00
##000000	13.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EDD54D

Deuteranopia (green-blind)

#E4D066

Tritanopia (blue-blind)

#A6DBC7

Achromatopsia (no color)

#D1D1D1

Design tokens & code

CSS

--color: #a3e45c;
/* rgb */ color: rgb(163, 228, 92);
/* oklch */ color: oklch(84.8% 0.180 130.9);

Tailwind

colors: {
  custom: {
    50: '#c2ed8f',
    500: '#a3e45c',
    950: '#000000',
  },
}

SCSS

$custom: #a3e45c;
$custom-light: #c2ed8f;
$custom-dark: #000000;

JSON

{
  "hex": "#a3e45c",
  "rgb": {
    "r": 163,
    "g": 228,
    "b": 92
  },
  "hsl": {
    "h": 88.676,
    "s": 71.579,
    "l": 62.745
  },
  "oklch": {
    "l": 0.84768,
    "c": 0.17965,
    "h": 130.9
  },
  "luminance": 0.64046
}

Semantic roles & 50–950 ramp

primary

#A3E45C

secondary

#7039AB

accent

#12D46E

background

#FDFFFC

surface

#F9FEF4

border

#D2D6CE

text

#13160D

muted

#82857F

Preview Lab

Preview with #A3E45C

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

Preview Lab → · Contrast checker → · Palette generator →