#A5CF37#A5CF37

#A5CF37 is a light, vivid yellow-green. Relative luminance 0.529; OKLCH L 79.7% C 0.178 H 124.1°. Best body text is #000000 at 11.58:1 contrast (WCAG AA passes).

Color values

HEX	#A5CF37
RGB	rgb(165, 207, 55)
HSL	hsl(77, 61%, 51%)
HSV	hsv(77, 73%, 81%)
CMYK	cmyk(20.3%, 0%, 73.4%, 18.8%)
CIE-LAB	lab(77.82, -34.37, 66.41)
CIE-LCH	lch(77.82, 74.78, 117.36°)
OKLab	oklab(79.71% -0.1 0.1476)
OKLCH	oklch(79.71% 0.178 124.1)
XYZ	xyz(38.5199, 52.9005, 11.7951)
Luminance	0.5290 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A5CF37 #6137CF

analogous

#CFAD37 #A5CF37 #59CF37

triadic

#A5CF37 #37A5CF #CF37A5

tetradic

#A5CF37 #37CFAD #6137CF #CF3759

square

#A5CF37 #37CFAD #6137CF #CF3759

split-complementary

#A5CF37 #3759CF #AD37CF

monochromatic

#59711B #80A227 #A5CF37 #BBDB68 #D1E79A

Accessibility & contrast

On white

1.81

#A5CF37 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.58

#A5CF37 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A5CF37

11.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A5CF37	#FFFFFF	#000000	##000000
##A5CF37	1.00	1.81	11.58	11.58
#FFFFFF	1.81	1.00	21.00	21.00
#000000	11.58	21.00	1.00	1.00
##000000	11.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DBC217

Deuteranopia (green-blind)

#D5C045

Tritanopia (blue-blind)

#ADC5B2

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #a5cf37;
/* rgb */ color: rgb(165, 207, 55);
/* oklch */ color: oklch(79.7% 0.178 124.1);

Tailwind

colors: {
  custom: {
    50: '#c4dd78',
    500: '#a5cf37',
    950: '#000000',
  },
}

SCSS

$custom: #a5cf37;
$custom-light: #c4dd78;
$custom-dark: #000000;

JSON

{
  "hex": "#a5cf37",
  "rgb": {
    "r": 165,
    "g": 207,
    "b": 55
  },
  "hsl": {
    "h": 76.579,
    "s": 61.29,
    "l": 51.373
  },
  "oklch": {
    "l": 0.79708,
    "c": 0.17827,
    "h": 124.1
  },
  "luminance": 0.52901
}

Semantic roles & 50–950 ramp

primary

#A5CF37

secondary

#45317A

accent

#43E470

background

#FDFEFB

surface

#F9FCF2

border

#D2D5CC

text

#13150A

muted

#82847D

Preview Lab

Preview with #A5CF37

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

Preview Lab → · Contrast checker → · Palette generator →