#A9E556#A9E556

#A9E556 is a very light, vivid yellow-green. Relative luminance 0.651; OKLCH L 85.3% C 0.183 H 129.0°. Best body text is #000000 at 14.03:1 contrast (WCAG AA passes).

Color values

HEX	#A9E556
RGB	rgb(169, 229, 86)
HSL	hsl(85, 73%, 62%)
HSV	hsv(85, 62%, 90%)
CMYK	cmyk(26.2%, 0%, 62.4%, 10.2%)
CIE-LAB	lab(84.56, -40.70, 61.71)
CIE-LCH	lch(84.56, 73.93, 123.41°)
OKLab	oklab(85.3% -0.115 0.142)
OKLCH	oklch(85.3% 0.183 129)
XYZ	xyz(46.0610, 65.1444, 18.9497)
Luminance	0.6515 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A9E556 #9256E5

analogous

#E5DA56 #A9E556 #62E556

triadic

#A9E556 #56A9E5 #E556A9

tetradic

#A9E556 #56E5DA #9256E5 #E55662

square

#A9E556 #56E5DA #9256E5 #E55662

split-complementary

#A9E556 #5662E5 #DA56E5

monochromatic

#6CA71A #8EDC22 #A9E556 #C4ED8B #DFF5C0

Accessibility & contrast

On white

1.50

#A9E556 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.03

#A9E556 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A9E556

14.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A9E556	#FFFFFF	#000000	##000000
##A9E556	1.00	1.50	14.03	14.03
#FFFFFF	1.50	1.00	21.00	21.00
#000000	14.03	21.00	1.00	1.00
##000000	14.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EFD645

Deuteranopia (green-blind)

#E7D261

Tritanopia (blue-blind)

#AEDBC7

Achromatopsia (no color)

#D3D3D3

Design tokens & code

CSS

--color: #a9e556;
/* rgb */ color: rgb(169, 229, 86);
/* oklch */ color: oklch(85.3% 0.183 129.0);

Tailwind

colors: {
  custom: {
    50: '#c6ed8b',
    500: '#a9e556',
    950: '#000000',
  },
}

SCSS

$custom: #a9e556;
$custom-light: #c6ed8b;
$custom-dark: #000000;

JSON

{
  "hex": "#a9e556",
  "rgb": {
    "r": 169,
    "g": 229,
    "b": 86
  },
  "hsl": {
    "h": 85.175,
    "s": 73.333,
    "l": 61.765
  },
  "oklch": {
    "l": 0.85301,
    "c": 0.18272,
    "h": 129
  },
  "luminance": 0.65146
}

Semantic roles & 50–950 ramp

primary

#A9E556

secondary

#6636A9

accent

#10D563

background

#FEFFFC

surface

#FAFEF4

border

#D3D6CE

text

#13160C

muted

#83857F

Preview Lab

Preview with #A9E556

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

Preview Lab → · Contrast checker → · Palette generator →