#A9F257#A9F257

#A9F257 is a very light, vivid yellow-green. Relative luminance 0.726; OKLCH L 88.3% C 0.198 H 131.0°. Best body text is #000000 at 15.53:1 contrast (WCAG AA passes).

Color values

HEX	#A9F257
RGB	rgb(169, 242, 87)
HSL	hsl(88, 86%, 65%)
HSV	hsv(88, 64%, 95%)
CMYK	cmyk(30.2%, 0%, 64%, 5.1%)
CIE-LAB	lab(88.27, -46.25, 65.32)
CIE-LCH	lch(88.27, 80.04, 125.30°)
OKLab	oklab(88.32% -0.1302 0.1497)
OKLCH	oklch(88.32% 0.198 131)
XYZ	xyz(49.8341, 72.6258, 20.4075)
Luminance	0.7263 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A9F257 #A057F2

analogous

#F2ED57 #A9F257 #5CF257

triadic

#A9F257 #57A9F2 #F257A9

tetradic

#A9F257 #57F2ED #A057F2 #F2575C

square

#A9F257 #57F2ED #A057F2 #F2575C

split-complementary

#A9F257 #575CF2 #ED57F2

monochromatic

#6CC00F #8CEE1E #A9F257 #C6F690 #E3FBC9

Accessibility & contrast

On white

1.35

#A9F257 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.53

#A9F257 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A9F257

15.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A9F257	#FFFFFF	#000000	##000000
##A9F257	1.00	1.35	15.53	15.53
#FFFFFF	1.35	1.00	21.00	21.00
#000000	15.53	21.00	1.00	1.00
##000000	15.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FCE143

Deuteranopia (green-blind)

#F2DC63

Tritanopia (blue-blind)

#ACE8D2

Achromatopsia (no color)

#DDDDDD

Design tokens & code

CSS

--color: #a9f257;
/* rgb */ color: rgb(169, 242, 87);
/* oklch */ color: oklch(88.3% 0.198 131.0);

Tailwind

colors: {
  custom: {
    50: '#c7f68d',
    500: '#a9f257',
    950: '#000000',
  },
}

SCSS

$custom: #a9f257;
$custom-light: #c7f68d;
$custom-dark: #000000;

JSON

{
  "hex": "#a9f257",
  "rgb": {
    "r": 169,
    "g": 242,
    "b": 87
  },
  "hsl": {
    "h": 88.258,
    "s": 85.635,
    "l": 64.51
  },
  "oklch": {
    "l": 0.88317,
    "c": 0.1984,
    "h": 131
  },
  "luminance": 0.72627
}

Semantic roles & 50–950 ramp

primary

#A9F257

secondary

#7230BE

accent

#03E26C

background

#FEFFFC

surface

#FAFEF4

border

#D3D6CE

text

#13170D

muted

#83857F

Preview Lab

Preview with #A9F257

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

Preview Lab → · Contrast checker → · Palette generator →