#A9DA39#A9DA39

#A9DA39 is a very light, vivid yellow-green. Relative luminance 0.589; OKLCH L 82.5% C 0.188 H 125.4°. Best body text is #000000 at 12.77:1 contrast (WCAG AA passes).

Color values

HEX	#A9DA39
RGB	rgb(169, 218, 57)
HSL	hsl(78, 69%, 54%)
HSV	hsv(78, 74%, 85%)
CMYK	cmyk(22.5%, 0%, 73.9%, 14.5%)
CIE-LAB	lab(81.22, -37.70, 69.11)
CIE-LCH	lch(81.22, 78.73, 118.61°)
OKLab	oklab(82.53% -0.1092 0.1535)
OKLCH	oklch(82.53% 0.188 125.4)
XYZ	xyz(42.1724, 58.8727, 13.0118)
Luminance	0.5887 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A9DA39 #6A39DA

analogous

#DABB39 #A9DA39 #59DA39

triadic

#A9DA39 #39A9DA #DA39A9

tetradic

#A9DA39 #39DABB #6A39DA #DA3959

square

#A9DA39 #39DABB #6A39DA #DA3959

split-complementary

#A9DA39 #3959DA #BB39DA

monochromatic

#618118 #88B422 #A9DA39 #BFE46D #D6EDA0

Accessibility & contrast

On white

1.64

#A9DA39 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.77

#A9DA39 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A9DA39

12.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A9DA39	#FFFFFF	#000000	##000000
##A9DA39	1.00	1.64	12.77	12.77
#FFFFFF	1.64	1.00	21.00	21.00
#000000	12.77	21.00	1.00	1.00
##000000	12.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E6CC16

Deuteranopia (green-blind)

#DFC948

Tritanopia (blue-blind)

#B1D0BB

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #a9da39;
/* rgb */ color: rgb(169, 218, 57);
/* oklch */ color: oklch(82.5% 0.188 125.4);

Tailwind

colors: {
  custom: {
    50: '#c7e57b',
    500: '#a9da39',
    950: '#000000',
  },
}

SCSS

$custom: #a9da39;
$custom-light: #c7e57b;
$custom-dark: #000000;

JSON

{
  "hex": "#a9da39",
  "rgb": {
    "r": 169,
    "g": 218,
    "b": 57
  },
  "hsl": {
    "h": 78.261,
    "s": 68.511,
    "l": 53.922
  },
  "oklch": {
    "l": 0.82532,
    "c": 0.18836,
    "h": 125.4
  },
  "luminance": 0.58873
}

Semantic roles & 50–950 ramp

primary

#A9DA39

secondary

#4A3088

accent

#3CEB72

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#13150A

muted

#83847D

Preview Lab

Preview with #A9DA39

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

Preview Lab → · Contrast checker → · Palette generator →