#A9EF61#A9EF61

#A9EF61 is a very light, vivid yellow-green. Relative luminance 0.710; OKLCH L 87.7% C 0.187 H 131.4°. Best body text is #000000 at 15.21:1 contrast (WCAG AA passes).

Color values

HEX	#A9EF61
RGB	rgb(169, 239, 97)
HSL	hsl(90, 82%, 66%)
HSV	hsv(90, 59%, 94%)
CMYK	cmyk(29.3%, 0%, 59.4%, 6.3%)
CIE-LAB	lab(87.50, -44.15, 60.35)
CIE-LCH	lch(87.50, 74.78, 126.19°)
OKLab	oklab(87.72% -0.1236 0.1403)
OKLCH	oklch(87.72% 0.187 131.4)
XYZ	xyz(49.3858, 71.0296, 22.4150)
Luminance	0.7103 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A9EF61 #A761EF

analogous

#EFEE61 #A9EF61 #62EF61

triadic

#A9EF61 #61A9EF #EF61A9

tetradic

#A9EF61 #61EFEE #A761EF #EF6162

square

#A9EF61 #61EFEE #A761EF #EF6162

split-complementary

#A9EF61 #6162EF #EE61EF

monochromatic

#6CC214 #8BE929 #A9EF61 #C7F599 #E5FAD0

Accessibility & contrast

On white

1.38

#A9EF61 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.21

#A9EF61 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A9EF61

15.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A9EF61	#FFFFFF	#000000	##000000
##A9EF61	1.00	1.38	15.21	15.21
#FFFFFF	1.38	1.00	21.00	21.00
#000000	15.21	21.00	1.00	1.00
##000000	15.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F9DF51

Deuteranopia (green-blind)

#EFD96B

Tritanopia (blue-blind)

#ACE6D1

Achromatopsia (no color)

#DBDBDB

Design tokens & code

CSS

--color: #a9ef61;
/* rgb */ color: rgb(169, 239, 97);
/* oklch */ color: oklch(87.7% 0.187 131.4);

Tailwind

colors: {
  custom: {
    50: '#c6f493',
    500: '#a9ef61',
    950: '#000000',
  },
}

SCSS

$custom: #a9ef61;
$custom-light: #c6f493;
$custom-dark: #000000;

JSON

{
  "hex": "#a9ef61",
  "rgb": {
    "r": 169,
    "g": 239,
    "b": 97
  },
  "hsl": {
    "h": 89.577,
    "s": 81.609,
    "l": 65.882
  },
  "oklch": {
    "l": 0.87719,
    "c": 0.187,
    "h": 131.4
  },
  "luminance": 0.71031
}

Semantic roles & 50–950 ramp

primary

#A9EF61

secondary

#7934C0

accent

#08DE71

background

#FEFFFC

surface

#FAFEF4

border

#D3D6CE

text

#13170D

muted

#83857F

Preview Lab

Preview with #A9EF61

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

Preview Lab → · Contrast checker → · Palette generator →