#A9E558#A9E558

#A9E558 is a very light, vivid yellow-green. Relative luminance 0.652; OKLCH L 85.3% C 0.181 H 129.2°. Best body text is #000000 at 14.04:1 contrast (WCAG AA passes).

Color values

HEX	#A9E558
RGB	rgb(169, 229, 88)
HSL	hsl(86, 73%, 62%)
HSV	hsv(86, 62%, 90%)
CMYK	cmyk(26.2%, 0%, 61.6%, 10.2%)
CIE-LAB	lab(84.57, -40.54, 60.90)
CIE-LCH	lch(84.57, 73.16, 123.65°)
OKLab	oklab(85.32% -0.1144 0.1405)
OKLCH	oklch(85.32% 0.181 129.2)
XYZ	xyz(46.1427, 65.1771, 19.3800)
Luminance	0.6518 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A9E558 #9458E5

analogous

#E5DB58 #A9E558 #63E558

triadic

#A9E558 #58A9E5 #E558A9

tetradic

#A9E558 #58E5DB #9458E5 #E55863

square

#A9E558 #58E5DB #9458E5 #E55863

split-complementary

#A9E558 #5863E5 #DB58E5

monochromatic

#6CA81A #8EDD23 #A9E558 #C4ED8D #E0F5C2

Accessibility & contrast

On white

1.50

#A9E558 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.04

#A9E558 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A9E558

14.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A9E558	#FFFFFF	#000000	##000000
##A9E558	1.00	1.50	14.04	14.04
#FFFFFF	1.50	1.00	21.00	21.00
#000000	14.04	21.00	1.00	1.00
##000000	14.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EFD647

Deuteranopia (green-blind)

#E7D263

Tritanopia (blue-blind)

#ADDCC7

Achromatopsia (no color)

#D3D3D3

Design tokens & code

CSS

--color: #a9e558;
/* rgb */ color: rgb(169, 229, 88);
/* oklch */ color: oklch(85.3% 0.181 129.2);

Tailwind

colors: {
  custom: {
    50: '#c6ed8d',
    500: '#a9e558',
    950: '#000000',
  },
}

SCSS

$custom: #a9e558;
$custom-light: #c6ed8d;
$custom-dark: #000000;

JSON

{
  "hex": "#a9e558",
  "rgb": {
    "r": 169,
    "g": 229,
    "b": 88
  },
  "hsl": {
    "h": 85.532,
    "s": 73.057,
    "l": 62.157
  },
  "oklch": {
    "l": 0.8532,
    "c": 0.18119,
    "h": 129.2
  },
  "luminance": 0.65178
}

Semantic roles & 50–950 ramp

primary

#A9E558

secondary

#6837AA

accent

#10D564

background

#FEFFFC

surface

#FAFEF4

border

#D3D6CE

text

#13160C

muted

#83857F

Preview Lab

Preview with #A9E558

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

Preview Lab → · Contrast checker → · Palette generator →