#A4E550#A4E550

#A4E550 is a very light, vivid yellow-green. Relative luminance 0.645; OKLCH L 84.9% C 0.190 H 129.9°. Best body text is #000000 at 13.90:1 contrast (WCAG AA passes).

Color values

HEX	#A4E550
RGB	rgb(164, 229, 80)
HSL	hsl(86, 74%, 61%)
HSV	hsv(86, 65%, 90%)
CMYK	cmyk(28.4%, 0%, 65.1%, 10.2%)
CIE-LAB	lab(84.23, -42.97, 63.70)
CIE-LCH	lch(84.23, 76.84, 124.01°)
OKLab	oklab(84.95% -0.1215 0.1455)
OKLCH	oklch(84.95% 0.19 129.9)
XYZ	xyz(44.7768, 64.5091, 17.6802)
Luminance	0.6451 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4E550 #9150E5

analogous

#E5DB50 #A4E550 #5AE550

triadic

#A4E550 #50A4E5 #E550A4

tetradic

#A4E550 #50E5DB #9150E5 #E5505A

square

#A4E550 #50E5DB #9150E5 #E5505A

split-complementary

#A4E550 #505AE5 #DB50E5

monochromatic

#66A218 #88D820 #A4E550 #C0ED85 #DBF5BB

Accessibility & contrast

On white

1.51

#A4E550 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.90

#A4E550 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A4E550

13.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4E550	#FFFFFF	#000000	##000000
##A4E550	1.00	1.51	13.90	13.90
#FFFFFF	1.51	1.00	21.00	21.00
#000000	13.90	21.00	1.00	1.00
##000000	13.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EFD53C

Deuteranopia (green-blind)

#E6D15C

Tritanopia (blue-blind)

#A8DCC6

Achromatopsia (no color)

#D2D2D2

Design tokens & code

CSS

--color: #a4e550;
/* rgb */ color: rgb(164, 229, 80);
/* oklch */ color: oklch(84.9% 0.190 129.9);

Tailwind

colors: {
  custom: {
    50: '#c3ed88',
    500: '#a4e550',
    950: '#000000',
  },
}

SCSS

$custom: #a4e550;
$custom-light: #c3ed88;
$custom-dark: #000000;

JSON

{
  "hex": "#a4e550",
  "rgb": {
    "r": 164,
    "g": 229,
    "b": 80
  },
  "hsl": {
    "h": 86.174,
    "s": 74.129,
    "l": 60.588
  },
  "oklch": {
    "l": 0.84946,
    "c": 0.18954,
    "h": 129.9
  },
  "luminance": 0.6451
}

Semantic roles & 50–950 ramp

primary

#A4E550

secondary

#6534A5

accent

#0FD666

background

#FDFFFC

surface

#F9FEF4

border

#D2D6CE

text

#13160C

muted

#82857F

Preview Lab

Preview with #A4E550

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

Preview Lab → · Contrast checker → · Palette generator →