#A6CF37#A6CF37

#A6CF37 is a light, vivid yellow-green. Relative luminance 0.530; OKLCH L 79.8% C 0.178 H 123.8°. Best body text is #000000 at 11.60:1 contrast (WCAG AA passes).

Color values

HEX	#A6CF37
RGB	rgb(166, 207, 55)
HSL	hsl(76, 61%, 51%)
HSV	hsv(76, 73%, 81%)
CMYK	cmyk(19.8%, 0%, 73.4%, 18.8%)
CIE-LAB	lab(77.88, -33.97, 66.50)
CIE-LCH	lch(77.88, 74.67, 117.06°)
OKLab	oklab(79.77% -0.099 0.1477)
OKLCH	oklch(79.77% 0.178 123.8)
XYZ	xyz(38.7287, 53.0082, 11.8049)
Luminance	0.5301 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A6CF37 #6037CF

analogous

#CFAC37 #A6CF37 #5ACF37

triadic

#A6CF37 #37A6CF #CF37A6

tetradic

#A6CF37 #37CFAC #6037CF #CF375A

square

#A6CF37 #37CFAC #6037CF #CF375A

split-complementary

#A6CF37 #375ACF #AC37CF

monochromatic

#5A711B #81A227 #A6CF37 #BCDB68 #D2E79A

Accessibility & contrast

On white

1.81

#A6CF37 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.60

#A6CF37 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A6CF37

11.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A6CF37	#FFFFFF	#000000	##000000
##A6CF37	1.00	1.81	11.60	11.60
#FFFFFF	1.81	1.00	21.00	21.00
#000000	11.60	21.00	1.00	1.00
##000000	11.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DBC217

Deuteranopia (green-blind)

#D5C045

Tritanopia (blue-blind)

#AEC5B2

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #a6cf37;
/* rgb */ color: rgb(166, 207, 55);
/* oklch */ color: oklch(79.8% 0.178 123.8);

Tailwind

colors: {
  custom: {
    50: '#c4dd78',
    500: '#a6cf37',
    950: '#000000',
  },
}

SCSS

$custom: #a6cf37;
$custom-light: #c4dd78;
$custom-dark: #000000;

JSON

{
  "hex": "#a6cf37",
  "rgb": {
    "r": 166,
    "g": 207,
    "b": 55
  },
  "hsl": {
    "h": 76.184,
    "s": 61.29,
    "l": 51.373
  },
  "oklch": {
    "l": 0.79775,
    "c": 0.17783,
    "h": 123.8
  },
  "luminance": 0.53008
}

Semantic roles & 50–950 ramp

primary

#A6CF37

secondary

#44317A

accent

#43E46F

background

#FEFEFB

surface

#FAFCF2

border

#D3D5CC

text

#13150A

muted

#83847D

Preview Lab

Preview with #A6CF37

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

Preview Lab → · Contrast checker → · Palette generator →