#AAD640#AAD640

#AAD640 is a light, vivid yellow-green. Relative luminance 0.570; OKLCH L 81.7% C 0.179 H 124.6°. Best body text is #000000 at 12.40:1 contrast (WCAG AA passes).

Color values

HEX	#AAD640
RGB	rgb(170, 214, 64)
HSL	hsl(78, 65%, 55%)
HSV	hsv(78, 70%, 84%)
CMYK	cmyk(20.6%, 0%, 70.1%, 16.1%)
CIE-LAB	lab(80.18, -35.12, 65.70)
CIE-LCH	lch(80.18, 74.50, 118.12°)
OKLab	oklab(81.72% -0.1016 0.1474)
OKLCH	oklch(81.72% 0.179 124.6)
XYZ	xyz(41.5499, 57.0089, 13.6643)
Luminance	0.5701 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AAD640 #6C40D6

analogous

#D6B740 #AAD640 #5FD640

triadic

#AAD640 #40AAD6 #D640AA

tetradic

#AAD640 #40D6B7 #6C40D6 #D6405F

square

#AAD640 #40D6B7 #6C40D6 #D6405F

split-complementary

#AAD640 #405FD6 #B740D6

monochromatic

#63801B #89B226 #AAD640 #C0E172 #D7ECA5

Accessibility & contrast

On white

1.69

#AAD640 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.40

#AAD640 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #AAD640

12.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AAD640	#FFFFFF	#000000	##000000
##AAD640	1.00	1.69	12.40	12.40
#FFFFFF	1.69	1.00	21.00	21.00
#000000	12.40	21.00	1.00	1.00
##000000	12.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E2C827

Deuteranopia (green-blind)

#DCC64D

Tritanopia (blue-blind)

#B2CCB9

Achromatopsia (no color)

#C7C7C7

Design tokens & code

CSS

--color: #aad640;
/* rgb */ color: rgb(170, 214, 64);
/* oklch */ color: oklch(81.7% 0.179 124.6);

Tailwind

colors: {
  custom: {
    50: '#c7e27e',
    500: '#aad640',
    950: '#000000',
  },
}

SCSS

$custom: #aad640;
$custom-light: #c7e27e;
$custom-dark: #000000;

JSON

{
  "hex": "#aad640",
  "rgb": {
    "r": 170,
    "g": 214,
    "b": 64
  },
  "hsl": {
    "h": 77.6,
    "s": 64.655,
    "l": 54.51
  },
  "oklch": {
    "l": 0.81722,
    "c": 0.17901,
    "h": 124.6
  },
  "luminance": 0.57009
}

Semantic roles & 50–950 ramp

primary

#AAD640

secondary

#4C3387

accent

#40E871

background

#FEFEFB

surface

#FAFCF2

border

#D3D5CC

text

#13150A

muted

#83847D

Preview Lab

Preview with #AAD640

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

Preview Lab → · Contrast checker → · Palette generator →