#A4CF37#A4CF37

#A4CF37 is a light, vivid yellow-green. Relative luminance 0.528; OKLCH L 79.6% C 0.179 H 124.4°. Best body text is #000000 at 11.56:1 contrast (WCAG AA passes).

Color values

HEX	#A4CF37
RGB	rgb(164, 207, 55)
HSL	hsl(77, 61%, 51%)
HSV	hsv(77, 73%, 81%)
CMYK	cmyk(20.8%, 0%, 73.4%, 18.8%)
CIE-LAB	lab(77.75, -34.76, 66.33)
CIE-LCH	lch(77.75, 74.88, 117.66°)
OKLab	oklab(79.64% -0.101 0.1474)
OKLCH	oklch(79.64% 0.179 124.4)
XYZ	xyz(38.3126, 52.7936, 11.7854)
Luminance	0.5279 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4CF37 #6237CF

analogous

#CFAE37 #A4CF37 #58CF37

triadic

#A4CF37 #37A4CF #CF37A4

tetradic

#A4CF37 #37CFAE #6237CF #CF3758

square

#A4CF37 #37CFAE #6237CF #CF3758

split-complementary

#A4CF37 #3758CF #AE37CF

monochromatic

#58711B #7FA227 #A4CF37 #BADB68 #D1E79A

Accessibility & contrast

On white

1.82

#A4CF37 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.56

#A4CF37 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A4CF37

11.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4CF37	#FFFFFF	#000000	##000000
##A4CF37	1.00	1.82	11.56	11.56
#FFFFFF	1.82	1.00	21.00	21.00
#000000	11.56	21.00	1.00	1.00
##000000	11.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DBC217

Deuteranopia (green-blind)

#D5C045

Tritanopia (blue-blind)

#ACC5B2

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #a4cf37;
/* rgb */ color: rgb(164, 207, 55);
/* oklch */ color: oklch(79.6% 0.179 124.4);

Tailwind

colors: {
  custom: {
    50: '#c3dd78',
    500: '#a4cf37',
    950: '#000000',
  },
}

SCSS

$custom: #a4cf37;
$custom-light: #c3dd78;
$custom-dark: #000000;

JSON

{
  "hex": "#a4cf37",
  "rgb": {
    "r": 164,
    "g": 207,
    "b": 55
  },
  "hsl": {
    "h": 76.974,
    "s": 61.29,
    "l": 51.373
  },
  "oklch": {
    "l": 0.7964,
    "c": 0.17872,
    "h": 124.4
  },
  "luminance": 0.52794
}

Semantic roles & 50–950 ramp

primary

#A4CF37

secondary

#45317A

accent

#43E471

background

#FDFEFB

surface

#F9FCF2

border

#D2D5CC

text

#13150A

muted

#82847D

Preview Lab

Preview with #A4CF37

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

Preview Lab → · Contrast checker → · Palette generator →