#A4E556#A4E556

#A4E556 is a very light, vivid yellow-green. Relative luminance 0.646; OKLCH L 85.0% C 0.185 H 130.3°. Best body text is #000000 at 13.92:1 contrast (WCAG AA passes).

Color values

HEX	#A4E556
RGB	rgb(164, 229, 86)
HSL	hsl(87, 73%, 62%)
HSV	hsv(87, 62%, 90%)
CMYK	cmyk(28.4%, 0%, 62.4%, 10.2%)
CIE-LAB	lab(84.28, -42.51, 61.33)
CIE-LCH	lch(84.28, 74.62, 124.73°)
OKLab	oklab(85% -0.1197 0.1412)
OKLCH	oklch(85% 0.185 130.3)
XYZ	xyz(45.0085, 64.6018, 18.9003)
Luminance	0.6460 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4E556 #9756E5

analogous

#E5DF56 #A4E556 #5DE556

triadic

#A4E556 #56A4E5 #E556A4

tetradic

#A4E556 #56E5DF #9756E5 #E5565D

square

#A4E556 #56E5DF #9756E5 #E5565D

split-complementary

#A4E556 #565DE5 #DF56E5

monochromatic

#67A71A #87DC22 #A4E556 #C1ED8B #DDF5C0

Accessibility & contrast

On white

1.51

#A4E556 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.92

#A4E556 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A4E556

13.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4E556	#FFFFFF	#000000	##000000
##A4E556	1.00	1.51	13.92	13.92
#FFFFFF	1.51	1.00	21.00	21.00
#000000	13.92	21.00	1.00	1.00
##000000	13.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EFD545

Deuteranopia (green-blind)

#E6D161

Tritanopia (blue-blind)

#A8DCC7

Achromatopsia (no color)

#D2D2D2

Design tokens & code

CSS

--color: #a4e556;
/* rgb */ color: rgb(164, 229, 86);
/* oklch */ color: oklch(85.0% 0.185 130.3);

Tailwind

colors: {
  custom: {
    50: '#c3ed8b',
    500: '#a4e556',
    950: '#000000',
  },
}

SCSS

$custom: #a4e556;
$custom-light: #c3ed8b;
$custom-dark: #000000;

JSON

{
  "hex": "#a4e556",
  "rgb": {
    "r": 164,
    "g": 229,
    "b": 86
  },
  "hsl": {
    "h": 87.273,
    "s": 73.333,
    "l": 61.765
  },
  "oklch": {
    "l": 0.85,
    "c": 0.18514,
    "h": 130.3
  },
  "luminance": 0.64603
}

Semantic roles & 50–950 ramp

primary

#A4E556

secondary

#6A36A9

accent

#10D56A

background

#FDFFFC

surface

#F9FEF4

border

#D2D6CE

text

#13160C

muted

#82857F

Preview Lab

Preview with #A4E556

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

Preview Lab → · Contrast checker → · Palette generator →