#A9EC57#A9EC57

#A9EC57 is a very light, vivid yellow-green. Relative luminance 0.691; OKLCH L 86.9% C 0.191 H 130.2°. Best body text is #000000 at 14.82:1 contrast (WCAG AA passes).

Color values

HEX	#A9EC57
RGB	rgb(169, 236, 87)
HSL	hsl(87, 80%, 63%)
HSV	hsv(87, 63%, 93%)
CMYK	cmyk(28.4%, 0%, 63.1%, 7.5%)
CIE-LAB	lab(86.56, -43.68, 63.48)
CIE-LCH	lch(86.56, 77.05, 124.53°)
OKLab	oklab(86.93% -0.1232 0.1458)
OKLCH	oklch(86.93% 0.191 130.2)
XYZ	xyz(48.0776, 69.1127, 19.8220)
Luminance	0.6911 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A9EC57 #9A57EC

analogous

#ECE457 #A9EC57 #5EEC57

triadic

#A9EC57 #57A9EC #EC57A9

tetradic

#A9EC57 #57ECE4 #9A57EC #EC575E

square

#A9EC57 #57ECE4 #9A57EC #EC575E

split-complementary

#A9EC57 #575EEC #E457EC

monochromatic

#6CB414 #8DE620 #A9EC57 #C5F28E #E1F8C5

Accessibility & contrast

On white

1.42

#A9EC57 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.82

#A9EC57 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A9EC57

14.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A9EC57	#FFFFFF	#000000	##000000
##A9EC57	1.00	1.42	14.82	14.82
#FFFFFF	1.42	1.00	21.00	21.00
#000000	14.82	21.00	1.00	1.00
##000000	14.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F6DC44

Deuteranopia (green-blind)

#EDD763

Tritanopia (blue-blind)

#ADE2CD

Achromatopsia (no color)

#D9D9D9

Design tokens & code

CSS

--color: #a9ec57;
/* rgb */ color: rgb(169, 236, 87);
/* oklch */ color: oklch(86.9% 0.191 130.2);

Tailwind

colors: {
  custom: {
    50: '#c6f28d',
    500: '#a9ec57',
    950: '#000000',
  },
}

SCSS

$custom: #a9ec57;
$custom-light: #c6f28d;
$custom-dark: #000000;

JSON

{
  "hex": "#a9ec57",
  "rgb": {
    "r": 169,
    "g": 236,
    "b": 87
  },
  "hsl": {
    "h": 86.98,
    "s": 79.679,
    "l": 63.333
  },
  "oklch": {
    "l": 0.86928,
    "c": 0.19086,
    "h": 130.2
  },
  "luminance": 0.69114
}

Semantic roles & 50–950 ramp

primary

#A9EC57

secondary

#6D33B4

accent

#0ADC68

background

#FEFFFC

surface

#FAFEF4

border

#D3D6CE

text

#13170D

muted

#83857F

Preview Lab

Preview with #A9EC57

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

Preview Lab → · Contrast checker → · Palette generator →