#A9C539#A9C539

#A9C539 is a light, vivid yellow-green. Relative luminance 0.487; OKLCH L 77.7% C 0.164 H 120.3°. Best body text is #000000 at 10.73:1 contrast (WCAG AA passes).

Color values

HEX	#A9C539
RGB	rgb(169, 197, 57)
HSL	hsl(72, 55%, 50%)
HSV	hsv(72, 71%, 77%)
CMYK	cmyk(14.2%, 0%, 71.1%, 22.7%)
CIE-LAB	lab(75.24, -27.98, 63.30)
CIE-LCH	lch(75.24, 69.20, 113.84°)
OKLab	oklab(77.7% -0.0825 0.1413)
OKLCH	oklch(77.7% 0.164 120.3)
XYZ	xyz(37.0676, 48.6630, 11.3102)
Luminance	0.4866 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A9C539 #5539C5

analogous

#C59B39 #A9C539 #63C539

triadic

#A9C539 #39A9C5 #C539A9

tetradic

#A9C539 #39C59B #5539C5 #C53963

square

#A9C539 #39C59B #5539C5 #C53963

split-complementary

#A9C539 #3963C5 #9B39C5

monochromatic

#58661E #80962B #A9C539 #BED368 #D2E197

Accessibility & contrast

On white

1.96

#A9C539 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.73

#A9C539 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A9C539

10.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A9C539	#FFFFFF	#000000	##000000
##A9C539	1.00	1.96	10.73	10.73
#FFFFFF	1.96	1.00	21.00	21.00
#000000	10.73	21.00	1.00	1.00
##000000	10.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1BA20

Deuteranopia (green-blind)

#CEBA45

Tritanopia (blue-blind)

#B2BBAA

Achromatopsia (no color)

#B9B9B9

Design tokens & code

CSS

--color: #a9c539;
/* rgb */ color: rgb(169, 197, 57);
/* oklch */ color: oklch(77.7% 0.164 120.3);

Tailwind

colors: {
  custom: {
    50: '#c6d678',
    500: '#a9c539',
    950: '#000000',
  },
}

SCSS

$custom: #a9c539;
$custom-light: #c6d678;
$custom-dark: #000000;

JSON

{
  "hex": "#a9c539",
  "rgb": {
    "r": 169,
    "g": 197,
    "b": 57
  },
  "hsl": {
    "h": 72,
    "s": 55.118,
    "l": 49.804
  },
  "oklch": {
    "l": 0.777,
    "c": 0.16358,
    "h": 120.3
  },
  "luminance": 0.48663
}

Semantic roles & 50–950 ramp

primary

#A9C539

secondary

#9A8DCD

accent

#49DE67

background

#FCFDF7

surface

#F8FAEE

border

#D1D3C9

text

#13140A

muted

#82837C

Preview Lab

Preview with #A9C539

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

Preview Lab → · Contrast checker → · Palette generator →