#A1CA54#A1CA54

#A1CA54 is a light, vivid yellow-green. Relative luminance 0.505; OKLCH L 78.5% C 0.153 H 125.8°. Best body text is #000000 at 11.09:1 contrast (WCAG AA passes).

Color values

HEX	#A1CA54
RGB	rgb(161, 202, 84)
HSL	hsl(81, 53%, 56%)
HSV	hsv(81, 58%, 79%)
CMYK	cmyk(20.3%, 0%, 58.4%, 20.8%)
CIE-LAB	lab(76.35, -31.60, 53.35)
CIE-LCH	lch(76.35, 62.00, 120.64°)
OKLab	oklab(78.53% -0.0896 0.1241)
OKLCH	oklch(78.53% 0.153 125.8)
XYZ	xyz(37.4187, 50.4578, 16.1537)
Luminance	0.5046 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1CA54 #7D54CA

analogous

#CAB854 #A1CA54 #66CA54

triadic

#A1CA54 #54A1CA #CA54A1

tetradic

#A1CA54 #54CAB8 #7D54CA #CA5466

square

#A1CA54 #54CAB8 #7D54CA #CA5466

split-complementary

#A1CA54 #5466CA #B854CA

monochromatic

#5F7D27 #82AC35 #A1CA54 #BBD883 #D4E7B1

Accessibility & contrast

On white

1.89

#A1CA54 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.09

#A1CA54 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A1CA54

11.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1CA54	#FFFFFF	#000000	##000000
##A1CA54	1.00	1.89	11.09	11.09
#FFFFFF	1.89	1.00	21.00	21.00
#000000	11.09	21.00	1.00	1.00
##000000	11.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D4BE47

Deuteranopia (green-blind)

#CEBC5C

Tritanopia (blue-blind)

#A7C1B1

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #a1ca54;
/* rgb */ color: rgb(161, 202, 84);
/* oklch */ color: oklch(78.5% 0.153 125.8);

Tailwind

colors: {
  custom: {
    50: '#bfda88',
    500: '#a1ca54',
    950: '#000000',
  },
}

SCSS

$custom: #a1ca54;
$custom-light: #bfda88;
$custom-dark: #000000;

JSON

{
  "hex": "#a1ca54",
  "rgb": {
    "r": 161,
    "g": 202,
    "b": 84
  },
  "hsl": {
    "h": 80.847,
    "s": 52.679,
    "l": 56.078
  },
  "oklch": {
    "l": 0.78527,
    "c": 0.15303,
    "h": 125.8
  },
  "luminance": 0.50458
}

Semantic roles & 50–950 ramp

primary

#A1CA54

secondary

#563D85

accent

#4CDC7E

background

#FDFEFC

surface

#F9FBF4

border

#D2D4CE

text

#12140C

muted

#82837F

Preview Lab

Preview with #A1CA54

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

Preview Lab → · Contrast checker → · Palette generator →