#A9CE39#A9CE39

#A9CE39 is a light, vivid yellow-green. Relative luminance 0.529; OKLCH L 79.8% C 0.174 H 122.7°. Best body text is #000000 at 11.57:1 contrast (WCAG AA passes).

Color values

HEX	#A9CE39
RGB	rgb(169, 206, 57)
HSL	hsl(75, 60%, 52%)
HSV	hsv(75, 72%, 81%)
CMYK	cmyk(18%, 0%, 72.3%, 19.2%)
CIE-LAB	lab(77.80, -32.22, 65.80)
CIE-LCH	lch(77.80, 73.27, 116.09°)
OKLab	oklab(79.76% -0.0942 0.1465)
OKLCH	oklch(79.76% 0.174 122.7)
XYZ	xyz(39.1725, 52.8729, 12.0119)
Luminance	0.5287 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A9CE39 #5E39CE

analogous

#CEA839 #A9CE39 #5FCE39

triadic

#A9CE39 #39A9CE #CE39A9

tetradic

#A9CE39 #39CEA8 #5E39CE #CE395F

square

#A9CE39 #39CEA8 #5E39CE #CE395F

split-complementary

#A9CE39 #395FCE #A839CE

monochromatic

#5C711C #84A228 #A9CE39 #BEDA6A #D4E69B

Accessibility & contrast

On white

1.81

#A9CE39 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.57

#A9CE39 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A9CE39

11.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A9CE39	#FFFFFF	#000000	##000000
##A9CE39	1.00	1.81	11.57	11.57
#FFFFFF	1.81	1.00	21.00	21.00
#000000	11.57	21.00	1.00	1.00
##000000	11.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DAC11C

Deuteranopia (green-blind)

#D5C046

Tritanopia (blue-blind)

#B2C4B1

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #a9ce39;
/* rgb */ color: rgb(169, 206, 57);
/* oklch */ color: oklch(79.8% 0.174 122.7);

Tailwind

colors: {
  custom: {
    50: '#c6dd79',
    500: '#a9ce39',
    950: '#000000',
  },
}

SCSS

$custom: #a9ce39;
$custom-light: #c6dd79;
$custom-dark: #000000;

JSON

{
  "hex": "#a9ce39",
  "rgb": {
    "r": 169,
    "g": 206,
    "b": 57
  },
  "hsl": {
    "h": 74.899,
    "s": 60.324,
    "l": 51.569
  },
  "oklch": {
    "l": 0.79764,
    "c": 0.17418,
    "h": 122.7
  },
  "luminance": 0.52873
}

Semantic roles & 50–950 ramp

primary

#A9CE39

secondary

#43317A

accent

#44E36C

background

#FEFEFB

surface

#FAFCF2

border

#D3D5CC

text

#13150A

muted

#83847D

Preview Lab

Preview with #A9CE39

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

Preview Lab → · Contrast checker → · Palette generator →