#A3CA49#A3CA49

#A3CA49 is a light, vivid yellow-green. Relative luminance 0.505; OKLCH L 78.6% C 0.161 H 124.4°. Best body text is #000000 at 11.10:1 contrast (WCAG AA passes).

Color values

HEX	#A3CA49
RGB	rgb(163, 202, 73)
HSL	hsl(78, 55%, 54%)
HSV	hsv(78, 64%, 79%)
CMYK	cmyk(19.3%, 0%, 63.9%, 20.8%)
CIE-LAB	lab(76.38, -31.71, 58.14)
CIE-LCH	lch(76.38, 66.22, 118.61°)
OKLab	oklab(78.55% -0.091 0.1329)
OKLCH	oklch(78.55% 0.161 124.4)
XYZ	xyz(37.4276, 50.5083, 14.0793)
Luminance	0.5051 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3CA49 #7049CA

analogous

#CAB149 #A3CA49 #63CA49

triadic

#A3CA49 #49A3CA #CA49A3

tetradic

#A3CA49 #49CAB1 #7049CA #CA4963

square

#A3CA49 #49CAB1 #7049CA #CA4963

split-complementary

#A3CA49 #4963CA #B149CA

monochromatic

#5D7622 #82A630 #A3CA49 #BBD878 #D3E6A8

Accessibility & contrast

On white

1.89

#A3CA49 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.10

#A3CA49 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3CA49

11.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3CA49	#FFFFFF	#000000	##000000
##A3CA49	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)

#D5BE39

Deuteranopia (green-blind)

#D0BC53

Tritanopia (blue-blind)

#AAC1AF

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #a3ca49;
/* rgb */ color: rgb(163, 202, 73);
/* oklch */ color: oklch(78.6% 0.161 124.4);

Tailwind

colors: {
  custom: {
    50: '#c1da82',
    500: '#a3ca49',
    950: '#000000',
  },
}

SCSS

$custom: #a3ca49;
$custom-light: #c1da82;
$custom-dark: #000000;

JSON

{
  "hex": "#a3ca49",
  "rgb": {
    "r": 163,
    "g": 202,
    "b": 73
  },
  "hsl": {
    "h": 78.14,
    "s": 54.894,
    "l": 53.922
  },
  "oklch": {
    "l": 0.78553,
    "c": 0.16106,
    "h": 124.4
  },
  "luminance": 0.50509
}

Semantic roles & 50–950 ramp

primary

#A3CA49

secondary

#4E387F

accent

#4ADE77

background

#FDFEFB

surface

#F9FBF2

border

#D2D4CC

text

#13140B

muted

#82837E

Preview Lab

Preview with #A3CA49

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

Preview Lab → · Contrast checker → · Palette generator →