#A6CA37#A6CA37

#A6CA37 is a light, vivid yellow-green. Relative luminance 0.506; OKLCH L 78.6% C 0.172 H 122.6°. Best body text is #000000 at 11.12:1 contrast (WCAG AA passes).

Color values

HEX	#A6CA37
RGB	rgb(166, 202, 55)
HSL	hsl(75, 58%, 50%)
HSV	hsv(75, 73%, 79%)
CMYK	cmyk(17.8%, 0%, 72.8%, 20.8%)
CIE-LAB	lab(76.45, -31.65, 65.11)
CIE-LCH	lch(76.45, 72.40, 115.93°)
OKLab	oklab(78.62% -0.0926 0.1448)
OKLCH	oklch(78.62% 0.172 122.6)
XYZ	xyz(37.5365, 50.6237, 11.4075)
Luminance	0.5062 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A6CA37 #5B37CA

analogous

#CAA537 #A6CA37 #5CCA37

triadic

#A6CA37 #37A6CA #CA37A6

tetradic

#A6CA37 #37CAA5 #5B37CA #CA375C

square

#A6CA37 #37CAA5 #5B37CA #CA375C

split-complementary

#A6CA37 #375CCA #A537CA

monochromatic

#576A1C #7F9B29 #A6CA37 #BCD767 #D1E498

Accessibility & contrast

On white

1.89

#A6CA37 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.12

#A6CA37 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A6CA37

11.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A6CA37	#FFFFFF	#000000	##000000
##A6CA37	1.00	1.89	11.12	11.12
#FFFFFF	1.89	1.00	21.00	21.00
#000000	11.12	21.00	1.00	1.00
##000000	11.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6BD1A

Deuteranopia (green-blind)

#D1BC44

Tritanopia (blue-blind)

#AFC0AE

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #a6ca37;
/* rgb */ color: rgb(166, 202, 55);
/* oklch */ color: oklch(78.6% 0.172 122.6);

Tailwind

colors: {
  custom: {
    50: '#c4da78',
    500: '#a6ca37',
    950: '#000000',
  },
}

SCSS

$custom: #a6ca37;
$custom-light: #c4da78;
$custom-dark: #000000;

JSON

{
  "hex": "#a6ca37",
  "rgb": {
    "r": 166,
    "g": 202,
    "b": 55
  },
  "hsl": {
    "h": 74.694,
    "s": 58.103,
    "l": 50.392
  },
  "oklch": {
    "l": 0.7862,
    "c": 0.17192,
    "h": 122.6
  },
  "luminance": 0.50624
}

Semantic roles & 50–950 ramp

primary

#A6CA37

secondary

#413174

accent

#46E16C

background

#FEFEFB

surface

#FAFBF1

border

#D3D4CB

text

#13140A

muted

#83837D

Preview Lab

Preview with #A6CA37

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

Preview Lab → · Contrast checker → · Palette generator →