#AACA40#AACA40

#AACA40 is a light, vivid yellow-green. Relative luminance 0.512; OKLCH L 79.0% C 0.165 H 121.6°. Best body text is #000000 at 11.23:1 contrast (WCAG AA passes).

Color values

HEX	#AACA40
RGB	rgb(170, 202, 64)
HSL	hsl(74, 57%, 52%)
HSV	hsv(74, 68%, 79%)
CMYK	cmyk(15.8%, 0%, 68.3%, 20.8%)
CIE-LAB	lab(76.77, -29.54, 62.27)
CIE-LCH	lch(76.77, 68.92, 115.38°)
OKLab	oklab(78.97% -0.0862 0.1402)
OKLCH	oklch(78.97% 0.165 121.6)
XYZ	xyz(38.6240, 51.1573, 12.6890)
Luminance	0.5116 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AACA40 #6040CA

analogous

#CAA540 #AACA40 #65CA40

triadic

#AACA40 #40AACA #CA40AA

tetradic

#AACA40 #40CAA5 #6040CA #CA4065

square

#AACA40 #40CAA5 #6040CA #CA4065

split-complementary

#AACA40 #4065CA #A540CA

monochromatic

#5E701F #85A02C #AACA40 #BFD770 #D5E5A0

Accessibility & contrast

On white

1.87

#AACA40 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.23

#AACA40 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #AACA40

11.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AACA40	#FFFFFF	#000000	##000000
##AACA40	1.00	1.87	11.23	11.23
#FFFFFF	1.87	1.00	21.00	21.00
#000000	11.23	21.00	1.00	1.00
##000000	11.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6BE2B

Deuteranopia (green-blind)

#D2BE4B

Tritanopia (blue-blind)

#B3C0AE

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #aaca40;
/* rgb */ color: rgb(170, 202, 64);
/* oklch */ color: oklch(79.0% 0.165 121.6);

Tailwind

colors: {
  custom: {
    50: '#c7da7d',
    500: '#aaca40',
    950: '#000000',
  },
}

SCSS

$custom: #aaca40;
$custom-light: #c7da7d;
$custom-dark: #000000;

JSON

{
  "hex": "#aaca40",
  "rgb": {
    "r": 170,
    "g": 202,
    "b": 64
  },
  "hsl": {
    "h": 73.913,
    "s": 56.557,
    "l": 52.157
  },
  "oklch": {
    "l": 0.78968,
    "c": 0.16457,
    "h": 121.6
  },
  "luminance": 0.51157
}

Semantic roles & 50–950 ramp

primary

#AACA40

secondary

#45357A

accent

#48E06B

background

#FEFEFB

surface

#FAFBF2

border

#D3D4CC

text

#13140A

muted

#83837D

Preview Lab

Preview with #AACA40

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

Preview Lab → · Contrast checker → · Palette generator →