#A6D540#A6D540

#A6D540 is a light, vivid yellow-green. Relative luminance 0.561; OKLCH L 81.2% C 0.180 H 125.5°. Best body text is #000000 at 12.21:1 contrast (WCAG AA passes).

Color values

HEX	#A6D540
RGB	rgb(166, 213, 64)
HSL	hsl(79, 64%, 54%)
HSV	hsv(79, 70%, 84%)
CMYK	cmyk(22.1%, 0%, 70%, 16.5%)
CIE-LAB	lab(79.65, -36.21, 65.09)
CIE-LCH	lch(79.65, 74.48, 119.09°)
OKLab	oklab(81.23% -0.1044 0.1462)
OKLCH	oklch(81.23% 0.18 125.5)
XYZ	xyz(40.4458, 56.0651, 13.5403)
Luminance	0.5607 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A6D540 #6F40D5

analogous

#D5B940 #A6D540 #5CD540

triadic

#A6D540 #40A6D5 #D540A6

tetradic

#A6D540 #40D5B9 #6F40D5 #D5405C

square

#A6D540 #40D5B9 #6F40D5 #D5405C

split-complementary

#A6D540 #405CD5 #B940D5

monochromatic

#607F1C #85B127 #A6D540 #BDE072 #D5EBA4

Accessibility & contrast

On white

1.72

#A6D540 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.21

#A6D540 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A6D540

12.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A6D540	#FFFFFF	#000000	##000000
##A6D540	1.00	1.72	12.21	12.21
#FFFFFF	1.72	1.00	21.00	21.00
#000000	12.21	21.00	1.00	1.00
##000000	12.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0C727

Deuteranopia (green-blind)

#DAC54D

Tritanopia (blue-blind)

#ADCBB8

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #a6d540;
/* rgb */ color: rgb(166, 213, 64);
/* oklch */ color: oklch(81.2% 0.180 125.5);

Tailwind

colors: {
  custom: {
    50: '#c4e27e',
    500: '#a6d540',
    950: '#000000',
  },
}

SCSS

$custom: #a6d540;
$custom-light: #c4e27e;
$custom-dark: #000000;

JSON

{
  "hex": "#a6d540",
  "rgb": {
    "r": 166,
    "g": 213,
    "b": 64
  },
  "hsl": {
    "h": 78.926,
    "s": 63.948,
    "l": 54.314
  },
  "oklch": {
    "l": 0.81226,
    "c": 0.17961,
    "h": 125.5
  },
  "luminance": 0.56066
}

Semantic roles & 50–950 ramp

primary

#A6D540

secondary

#4D3386

accent

#41E775

background

#FEFEFB

surface

#FAFCF2

border

#D3D5CC

text

#13150A

muted

#83847D

Preview Lab

Preview with #A6D540

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

Preview Lab → · Contrast checker → · Palette generator →