#A3E257#A3E257

#A3E257 is a very light, vivid yellow-green. Relative luminance 0.629; OKLCH L 84.3% C 0.181 H 130.2°. Best body text is #000000 at 13.57:1 contrast (WCAG AA passes).

Color values

HEX	#A3E257
RGB	rgb(163, 226, 87)
HSL	hsl(87, 71%, 61%)
HSV	hsv(87, 62%, 89%)
CMYK	cmyk(27.9%, 0%, 61.5%, 11.4%)
CIE-LAB	lab(83.37, -41.48, 59.90)
CIE-LCH	lch(83.37, 72.86, 124.70°)
OKLab	oklab(84.25% -0.1167 0.1383)
OKLCH	oklch(84.25% 0.181 130.2)
XYZ	xyz(44.0206, 62.8662, 18.8301)
Luminance	0.6287 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3E257 #9657E2

analogous

#E2DB57 #A3E257 #5EE257

triadic

#A3E257 #57A3E2 #E257A3

tetradic

#A3E257 #57E2DB #9657E2 #E2575E

square

#A3E257 #57E2DB #9657E2 #E2575E

split-complementary

#A3E257 #575EE2 #DB57E2

monochromatic

#66A31C #86D725 #A3E257 #C0EB8B #DCF4BF

Accessibility & contrast

On white

1.55

#A3E257 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.57

#A3E257 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3E257

13.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3E257	#FFFFFF	#000000	##000000
##A3E257	1.00	1.55	13.57	13.57
#FFFFFF	1.55	1.00	21.00	21.00
#000000	13.57	21.00	1.00	1.00
##000000	13.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ECD347

Deuteranopia (green-blind)

#E3CE61

Tritanopia (blue-blind)

#A7D9C5

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #a3e257;
/* rgb */ color: rgb(163, 226, 87);
/* oklch */ color: oklch(84.3% 0.181 130.2);

Tailwind

colors: {
  custom: {
    50: '#c2eb8c',
    500: '#a3e257',
    950: '#000000',
  },
}

SCSS

$custom: #a3e257;
$custom-light: #c2eb8c;
$custom-dark: #000000;

JSON

{
  "hex": "#a3e257",
  "rgb": {
    "r": 163,
    "g": 226,
    "b": 87
  },
  "hsl": {
    "h": 87.194,
    "s": 70.558,
    "l": 61.373
  },
  "oklch": {
    "l": 0.84253,
    "c": 0.18101,
    "h": 130.2
  },
  "luminance": 0.62867
}

Semantic roles & 50–950 ramp

primary

#A3E257

secondary

#6938A5

accent

#13D36A

background

#FDFEFC

surface

#F9FDF4

border

#D2D5CE

text

#13160C

muted

#82847F

Preview Lab

Preview with #A3E257

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

Preview Lab → · Contrast checker → · Palette generator →