#AAD128#AAD128

#AAD128 is a light, vivid yellow-green. Relative luminance 0.543; OKLCH L 80.4% C 0.186 H 122.7°. Best body text is #000000 at 11.86:1 contrast (WCAG AA passes).

Color values

HEX	#AAD128
RGB	rgb(170, 209, 40)
HSL	hsl(74, 68%, 49%)
HSV	hsv(74, 81%, 82%)
CMYK	cmyk(18.7%, 0%, 80.9%, 18%)
CIE-LAB	lab(78.64, -33.97, 71.76)
CIE-LCH	lch(78.64, 79.40, 115.33°)
OKLab	oklab(80.43% -0.1003 0.1564)
OKLCH	oklch(80.43% 0.186 122.7)
XYZ	xyz(39.7616, 54.3000, 10.3933)
Luminance	0.5430 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AAD128 #4F28D1

analogous

#D1A428 #AAD128 #56D128

triadic

#AAD128 #28AAD1 #D128AA

tetradic

#AAD128 #28D1A4 #4F28D1 #D12856

square

#AAD128 #28D1A4 #4F28D1 #D12856

split-complementary

#AAD128 #2856D1 #A428D1

monochromatic

#566A14 #809E1E #AAD128 #C0DF57 #D3E98B

Accessibility & contrast

On white

1.77

#AAD128 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.86

#AAD128 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #AAD128

11.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AAD128	#FFFFFF	#000000	##000000
##AAD128	1.00	1.77	11.86	11.86
#FFFFFF	1.77	1.00	21.00	21.00
#000000	11.86	21.00	1.00	1.00
##000000	11.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DEC400

Deuteranopia (green-blind)

#D9C23B

Tritanopia (blue-blind)

#B3C6B3

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #aad128;
/* rgb */ color: rgb(170, 209, 40);
/* oklch */ color: oklch(80.4% 0.186 122.7);

Tailwind

colors: {
  custom: {
    50: '#c8df72',
    500: '#aad128',
    950: '#000000',
  },
}

SCSS

$custom: #aad128;
$custom-light: #c8df72;
$custom-dark: #000000;

JSON

{
  "hex": "#aad128",
  "rgb": {
    "r": 170,
    "g": 209,
    "b": 40
  },
  "hsl": {
    "h": 73.846,
    "s": 67.871,
    "l": 48.824
  },
  "oklch": {
    "l": 0.8043,
    "c": 0.18573,
    "h": 122.7
  },
  "luminance": 0.543
}

Semantic roles & 50–950 ramp

primary

#AAD128

secondary

#3A2974

accent

#3DEB65

background

#FEFEFB

surface

#FBFCF1

border

#D4D5CB

text

#141509

muted

#83847D

Preview Lab

Preview with #AAD128

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

Preview Lab → · Contrast checker → · Palette generator →