#A5CA37#A5CA37

#A5CA37 is a light, vivid yellow-green. Relative luminance 0.505; OKLCH L 78.5% C 0.172 H 122.9°. Best body text is #000000 at 11.10:1 contrast (WCAG AA passes).

Color values

HEX	#A5CA37
RGB	rgb(165, 202, 55)
HSL	hsl(75, 58%, 50%)
HSV	hsv(75, 73%, 79%)
CMYK	cmyk(18.3%, 0%, 72.8%, 20.8%)
CIE-LAB	lab(76.39, -32.05, 65.03)
CIE-LCH	lch(76.39, 72.50, 116.24°)
OKLab	oklab(78.55% -0.0936 0.1447)
OKLCH	oklch(78.55% 0.172 122.9)
XYZ	xyz(37.3276, 50.5161, 11.3977)
Luminance	0.5052 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A5CA37 #5C37CA

analogous

#CAA537 #A5CA37 #5BCA37

triadic

#A5CA37 #37A5CA #CA37A5

tetradic

#A5CA37 #37CAA5 #5C37CA #CA375B

square

#A5CA37 #37CAA5 #5C37CA #CA375B

split-complementary

#A5CA37 #375BCA #A537CA

monochromatic

#576A1C #7E9B29 #A5CA37 #BBD767 #D1E498

Accessibility & contrast

On white

1.89

#A5CA37 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.10

#A5CA37 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A5CA37

11.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A5CA37	#FFFFFF	#000000	##000000
##A5CA37	1.00	1.89	11.10	11.10
#FFFFFF	1.89	1.00	21.00	21.00
#000000	11.10	21.00	1.00	1.00
##000000	11.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6BD1A

Deuteranopia (green-blind)

#D1BC44

Tritanopia (blue-blind)

#ADC0AE

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #a5ca37;
/* rgb */ color: rgb(165, 202, 55);
/* oklch */ color: oklch(78.5% 0.172 122.9);

Tailwind

colors: {
  custom: {
    50: '#c3da78',
    500: '#a5ca37',
    950: '#000000',
  },
}

SCSS

$custom: #a5ca37;
$custom-light: #c3da78;
$custom-dark: #000000;

JSON

{
  "hex": "#a5ca37",
  "rgb": {
    "r": 165,
    "g": 202,
    "b": 55
  },
  "hsl": {
    "h": 75.102,
    "s": 58.103,
    "l": 50.392
  },
  "oklch": {
    "l": 0.7855,
    "c": 0.17234,
    "h": 122.9
  },
  "luminance": 0.50516
}

Semantic roles & 50–950 ramp

primary

#A5CA37

secondary

#423174

accent

#46E16D

background

#FDFEFB

surface

#F9FBF1

border

#D2D4CB

text

#13140A

muted

#82837D

Preview Lab

Preview with #A5CA37

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

Preview Lab → · Contrast checker → · Palette generator →