#A4E55B#A4E55B

#A4E55B is a very light, vivid yellow-green. Relative luminance 0.647; OKLCH L 85.0% C 0.181 H 130.7°. Best body text is #000000 at 13.94:1 contrast (WCAG AA passes).

Color values

HEX	#A4E55B
RGB	rgb(164, 229, 91)
HSL	hsl(88, 73%, 63%)
HSV	hsv(88, 60%, 90%)
CMYK	cmyk(28.4%, 0%, 60.3%, 10.2%)
CIE-LAB	lab(84.32, -42.10, 59.28)
CIE-LCH	lch(84.32, 72.71, 125.38°)
OKLab	oklab(85.05% -0.1182 0.1374)
OKLCH	oklch(85.05% 0.181 130.7)
XYZ	xyz(45.2170, 64.6852, 19.9986)
Luminance	0.6469 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4E55B #9C5BE5

analogous

#E5E15B #A4E55B #5FE55B

triadic

#A4E55B #5BA4E5 #E55BA4

tetradic

#A4E55B #5BE5E1 #9C5BE5 #E55B5F

square

#A4E55B #5BE5E1 #9C5BE5 #E55B5F

split-complementary

#A4E55B #5B5FE5 #E15BE5

monochromatic

#67AB1B #87DD26 #A4E55B #C1ED90 #DFF6C5

Accessibility & contrast

On white

1.51

#A4E55B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.94

#A4E55B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A4E55B

13.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4E55B	#FFFFFF	#000000	##000000
##A4E55B	1.00	1.51	13.94	13.94
#FFFFFF	1.51	1.00	21.00	21.00
#000000	13.94	21.00	1.00	1.00
##000000	13.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EFD64B

Deuteranopia (green-blind)

#E5D165

Tritanopia (blue-blind)

#A7DCC8

Achromatopsia (no color)

#D2D2D2

Design tokens & code

CSS

--color: #a4e55b;
/* rgb */ color: rgb(164, 229, 91);
/* oklch */ color: oklch(85.0% 0.181 130.7);

Tailwind

colors: {
  custom: {
    50: '#c2ed8e',
    500: '#a4e55b',
    950: '#000000',
  },
}

SCSS

$custom: #a4e55b;
$custom-light: #c2ed8e;
$custom-dark: #000000;

JSON

{
  "hex": "#a4e55b",
  "rgb": {
    "r": 164,
    "g": 229,
    "b": 91
  },
  "hsl": {
    "h": 88.261,
    "s": 72.632,
    "l": 62.745
  },
  "oklch": {
    "l": 0.85049,
    "c": 0.18126,
    "h": 130.7
  },
  "luminance": 0.64686
}

Semantic roles & 50–950 ramp

primary

#A4E55B

secondary

#6F38AC

accent

#11D56D

background

#FDFFFC

surface

#F9FEF4

border

#D2D6CE

text

#13160D

muted

#82857F

Preview Lab

Preview with #A4E55B

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

Preview Lab → · Contrast checker → · Palette generator →