#A1CA59#A1CA59

#A1CA59 is a light, vivid yellow-green. Relative luminance 0.505; OKLCH L 78.6% C 0.149 H 126.3°. Best body text is #000000 at 11.11:1 contrast (WCAG AA passes).

Color values

HEX	#A1CA59
RGB	rgb(161, 202, 89)
HSL	hsl(82, 52%, 57%)
HSV	hsv(82, 56%, 79%)
CMYK	cmyk(20.3%, 0%, 55.9%, 20.8%)
CIE-LAB	lab(76.40, -31.16, 51.15)
CIE-LCH	lch(76.40, 59.89, 121.35°)
OKLab	oklab(78.58% -0.0879 0.1199)
OKLCH	oklch(78.58% 0.149 126.3)
XYZ	xyz(37.6216, 50.5389, 17.2222)
Luminance	0.5054 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1CA59 #8259CA

analogous

#CABB59 #A1CA59 #69CA59

triadic

#A1CA59 #59A1CA #CA59A1

tetradic

#A1CA59 #59CABB #8259CA #CA5969

square

#A1CA59 #59CABB #8259CA #CA5969

split-complementary

#A1CA59 #5969CA #BB59CA

monochromatic

#608029 #83AE38 #A1CA59 #BBD987 #D6E8B6

Accessibility & contrast

On white

1.89

#A1CA59 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.11

#A1CA59 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A1CA59

11.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1CA59	#FFFFFF	#000000	##000000
##A1CA59	1.00	1.89	11.11	11.11
#FFFFFF	1.89	1.00	21.00	21.00
#000000	11.11	21.00	1.00	1.00
##000000	11.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D4BE4E

Deuteranopia (green-blind)

#CEBC60

Tritanopia (blue-blind)

#A7C2B1

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #a1ca59;
/* rgb */ color: rgb(161, 202, 89);
/* oklch */ color: oklch(78.6% 0.149 126.3);

Tailwind

colors: {
  custom: {
    50: '#bfda8b',
    500: '#a1ca59',
    950: '#000000',
  },
}

SCSS

$custom: #a1ca59;
$custom-light: #bfda8b;
$custom-dark: #000000;

JSON

{
  "hex": "#a1ca59",
  "rgb": {
    "r": 161,
    "g": 202,
    "b": 89
  },
  "hsl": {
    "h": 81.77,
    "s": 51.598,
    "l": 57.059
  },
  "oklch": {
    "l": 0.78583,
    "c": 0.14864,
    "h": 126.3
  },
  "luminance": 0.50539
}

Semantic roles & 50–950 ramp

primary

#A1CA59

secondary

#5A4088

accent

#4DDB80

background

#FDFEFC

surface

#F9FBF4

border

#D2D4CE

text

#12140C

muted

#82837F

Preview Lab

Preview with #A1CA59

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

Preview Lab → · Contrast checker → · Palette generator →