#AACA37#AACA37

#AACA37 is a light, vivid yellow-green. Relative luminance 0.511; OKLCH L 78.9% C 0.170 H 121.3°. Best body text is #000000 at 11.21:1 contrast (WCAG AA passes).

Color values

HEX	#AACA37
RGB	rgb(170, 202, 55)
HSL	hsl(73, 58%, 50%)
HSV	hsv(73, 73%, 79%)
CMYK	cmyk(15.8%, 0%, 72.8%, 20.8%)
CIE-LAB	lab(76.72, -30.05, 65.46)
CIE-LCH	lch(76.72, 72.03, 114.66°)
OKLab	oklab(78.9% -0.0884 0.1455)
OKLCH	oklch(78.9% 0.17 121.3)
XYZ	xyz(38.3883, 51.0630, 11.4475)
Luminance	0.5106 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AACA37 #5737CA

analogous

#CAA037 #AACA37 #60CA37

triadic

#AACA37 #37AACA #CA37AA

tetradic

#AACA37 #37CAA0 #5737CA #CA3760

square

#AACA37 #37CAA0 #5737CA #CA3760

split-complementary

#AACA37 #3760CA #A037CA

monochromatic

#596A1C #829B29 #AACA37 #BFD767 #D3E498

Accessibility & contrast

On white

1.87

#AACA37 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.21

#AACA37 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #AACA37

11.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AACA37	#FFFFFF	#000000	##000000
##AACA37	1.00	1.87	11.21	11.21
#FFFFFF	1.87	1.00	21.00	21.00
#000000	11.21	21.00	1.00	1.00
##000000	11.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6BE1A

Deuteranopia (green-blind)

#D2BD44

Tritanopia (blue-blind)

#B3BFAE

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #aaca37;
/* rgb */ color: rgb(170, 202, 55);
/* oklch */ color: oklch(78.9% 0.170 121.3);

Tailwind

colors: {
  custom: {
    50: '#c7da78',
    500: '#aaca37',
    950: '#000000',
  },
}

SCSS

$custom: #aaca37;
$custom-light: #c7da78;
$custom-dark: #000000;

JSON

{
  "hex": "#aaca37",
  "rgb": {
    "r": 170,
    "g": 202,
    "b": 55
  },
  "hsl": {
    "h": 73.061,
    "s": 58.103,
    "l": 50.392
  },
  "oklch": {
    "l": 0.78903,
    "c": 0.17024,
    "h": 121.3
  },
  "luminance": 0.51063
}

Semantic roles & 50–950 ramp

primary

#AACA37

secondary

#403174

accent

#46E168

background

#FEFEFB

surface

#FAFBF1

border

#D3D4CB

text

#13140A

muted

#83837D

Preview Lab

Preview with #AACA37

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

Preview Lab → · Contrast checker → · Palette generator →