#A4FF5A#A4FF5A

#A4FF5A is a very light, highly saturated yellow-green. Relative luminance 0.802; OKLCH L 91.1% C 0.215 H 133.7°. Best body text is #000000 at 17.03:1 contrast (WCAG AA passes).

Color values

HEX	#A4FF5A
RGB	rgb(164, 255, 90)
HSL	hsl(93, 100%, 68%)
HSV	hsv(93, 65%, 100%)
CMYK	cmyk(35.7%, 0%, 64.7%, 0%)
CIE-LAB	lab(91.75, -53.12, 67.79)
CIE-LCH	lch(91.75, 86.13, 128.08°)
OKLab	oklab(91.1% -0.1485 0.1553)
OKLCH	oklch(91.1% 0.215 133.7)
XYZ	xyz(52.9144, 80.1484, 22.3530)
Luminance	0.8015 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

#A9F971

ΔE00 2.94

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4FF5A #B55AFF

analogous

#F6FF5A #A4FF5A #5AFF62

triadic

#A4FF5A #5AA4FF #FF5AA4

tetradic

#A4FF5A #5AF6FF #B55AFF #FF625A

square

#A4FF5A #5AF6FF #B55AFF #FF625A

split-complementary

#A4FF5A #625AFF #FF5AF6

monochromatic

#64DF00 #82FF1D #A4FF5A #C6FF97 #E8FFD4

Accessibility & contrast

On white

1.23

#A4FF5A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.03

#A4FF5A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A4FF5A

17.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4FF5A	#FFFFFF	#000000	##000000
##A4FF5A	1.00	1.23	17.03	17.03
#FFFFFF	1.23	1.00	21.00	21.00
#000000	17.03	21.00	1.00	1.00
##000000	17.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEC44

Deuteranopia (green-blind)

#FCE568

Tritanopia (blue-blind)

#A4F5DD

Achromatopsia (no color)

#E7E7E7

Design tokens & code

CSS

--color: #a4ff5a;
/* rgb */ color: rgb(164, 255, 90);
/* oklch */ color: oklch(91.1% 0.215 133.7);

Tailwind

colors: {
  custom: {
    50: '#c4ff90',
    500: '#a4ff5a',
    950: '#000000',
  },
}

SCSS

$custom: #a4ff5a;
$custom-light: #c4ff90;
$custom-dark: #000000;

JSON

{
  "hex": "#a4ff5a",
  "rgb": {
    "r": 164,
    "g": 255,
    "b": 90
  },
  "hsl": {
    "h": 93.091,
    "s": 100,
    "l": 67.647
  },
  "oklch": {
    "l": 0.91095,
    "c": 0.21487,
    "h": 133.7
  },
  "luminance": 0.80151
}

Semantic roles & 50–950 ramp

primary

#A4FF5A

secondary

#8826D7

accent

#00E67F

background

#FEFFFC

surface

#FAFFF4

border

#D3D7CE

text

#13180D

muted

#83867F

Preview Lab

Preview with #A4FF5A

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

Preview Lab → · Contrast checker → · Palette generator →