#A9E457#A9E457

#A9E457 is a very light, vivid yellow-green. Relative luminance 0.646; OKLCH L 85.1% C 0.181 H 128.9°. Best body text is #000000 at 13.92:1 contrast (WCAG AA passes).

Color values

HEX	#A9E457
RGB	rgb(169, 228, 87)
HSL	hsl(85, 72%, 62%)
HSV	hsv(85, 62%, 89%)
CMYK	cmyk(25.9%, 0%, 61.8%, 10.6%)
CIE-LAB	lab(84.28, -40.18, 61.00)
CIE-LCH	lch(84.28, 73.04, 123.37°)
OKLab	oklab(85.08% -0.1135 0.1406)
OKLCH	oklch(85.08% 0.181 128.9)
XYZ	xyz(45.8257, 64.6089, 19.0714)
Luminance	0.6461 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A9E457 #9257E4

analogous

#E4D857 #A9E457 #63E457

triadic

#A9E457 #57A9E4 #E457A9

tetradic

#A9E457 #57E4D8 #9257E4 #E45763

square

#A9E457 #57E4D8 #9257E4 #E45763

split-complementary

#A9E457 #5763E4 #D857E4

monochromatic

#6CA61B #8EDB23 #A9E457 #C4EC8C #DFF5C0

Accessibility & contrast

On white

1.51

#A9E457 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.92

#A9E457 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A9E457

13.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A9E457	#FFFFFF	#000000	##000000
##A9E457	1.00	1.51	13.92	13.92
#FFFFFF	1.51	1.00	21.00	21.00
#000000	13.92	21.00	1.00	1.00
##000000	13.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EED546

Deuteranopia (green-blind)

#E6D162

Tritanopia (blue-blind)

#AEDBC6

Achromatopsia (no color)

#D2D2D2

Design tokens & code

CSS

--color: #a9e457;
/* rgb */ color: rgb(169, 228, 87);
/* oklch */ color: oklch(85.1% 0.181 128.9);

Tailwind

colors: {
  custom: {
    50: '#c6ec8c',
    500: '#a9e457',
    950: '#000000',
  },
}

SCSS

$custom: #a9e457;
$custom-light: #c6ec8c;
$custom-dark: #000000;

JSON

{
  "hex": "#a9e457",
  "rgb": {
    "r": 169,
    "g": 228,
    "b": 87
  },
  "hsl": {
    "h": 85.106,
    "s": 72.308,
    "l": 61.765
  },
  "oklch": {
    "l": 0.8508,
    "c": 0.18068,
    "h": 128.9
  },
  "luminance": 0.6461
}

Semantic roles & 50–950 ramp

primary

#A9E457

secondary

#6637A8

accent

#11D463

background

#FEFEFC

surface

#FAFDF4

border

#D3D5CE

text

#13160C

muted

#83847F

Preview Lab

Preview with #A9E457

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

Preview Lab → · Contrast checker → · Palette generator →