#A6D439#A6D439

#A6D439 is a light, vivid yellow-green. Relative luminance 0.555; OKLCH L 80.9% C 0.183 H 125.0°. Best body text is #000000 at 12.10:1 contrast (WCAG AA passes).

Color values

HEX	#A6D439
RGB	rgb(166, 212, 57)
HSL	hsl(78, 64%, 53%)
HSV	hsv(78, 73%, 83%)
CMYK	cmyk(21.7%, 0%, 73.1%, 16.9%)
CIE-LAB	lab(79.32, -36.15, 67.22)
CIE-LCH	lch(79.32, 76.32, 118.27°)
OKLab	oklab(80.95% -0.1048 0.1496)
OKLCH	oklch(80.95% 0.183 125)
XYZ	xyz(40.0082, 55.4889, 12.4727)
Luminance	0.5549 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A6D439 #6739D4

analogous

#D4B439 #A6D439 #59D439

triadic

#A6D439 #39A6D4 #D439A6

tetradic

#A6D439 #39D4B4 #6739D4 #D43959

square

#A6D439 #39D4B4 #6739D4 #D43959

split-complementary

#A6D439 #3959D4 #B439D4

monochromatic

#5C781A #83AB25 #A6D439 #BDDF6B #D3EA9E

Accessibility & contrast

On white

1.74

#A6D439 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.10

#A6D439 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A6D439

12.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A6D439	#FFFFFF	#000000	##000000
##A6D439	1.00	1.74	12.10	12.10
#FFFFFF	1.74	1.00	21.00	21.00
#000000	12.10	21.00	1.00	1.00
##000000	12.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0C619

Deuteranopia (green-blind)

#D9C447

Tritanopia (blue-blind)

#AECAB6

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #a6d439;
/* rgb */ color: rgb(166, 212, 57);
/* oklch */ color: oklch(80.9% 0.183 125.0);

Tailwind

colors: {
  custom: {
    50: '#c4e17a',
    500: '#a6d439',
    950: '#000000',
  },
}

SCSS

$custom: #a6d439;
$custom-light: #c4e17a;
$custom-dark: #000000;

JSON

{
  "hex": "#a6d439",
  "rgb": {
    "r": 166,
    "g": 212,
    "b": 57
  },
  "hsl": {
    "h": 77.806,
    "s": 64.315,
    "l": 52.745
  },
  "oklch": {
    "l": 0.80946,
    "c": 0.18262,
    "h": 125
  },
  "luminance": 0.55489
}

Semantic roles & 50–950 ramp

primary

#A6D439

secondary

#483180

accent

#40E772

background

#FEFEFB

surface

#FAFCF2

border

#D3D5CC

text

#13150A

muted

#83847D

Preview Lab

Preview with #A6D439

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

Preview Lab → · Contrast checker → · Palette generator →