#A4EF59#A4EF59

#A4EF59 is a very light, vivid yellow-green. Relative luminance 0.703; OKLCH L 87.4% C 0.196 H 131.9°. Best body text is #000000 at 15.07:1 contrast (WCAG AA passes).

Color values

HEX	#A4EF59
RGB	rgb(164, 239, 89)
HSL	hsl(90, 82%, 64%)
HSV	hsv(90, 63%, 94%)
CMYK	cmyk(31.4%, 0%, 62.8%, 6.3%)
CIE-LAB	lab(87.17, -46.57, 63.24)
CIE-LCH	lch(87.17, 78.54, 126.36°)
OKLab	oklab(87.36% -0.1306 0.1456)
OKLCH	oklch(87.36% 0.196 131.9)
XYZ	xyz(47.9789, 70.3451, 20.4993)
Luminance	0.7035 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4EF59 #A459EF

analogous

#EFEF59 #A4EF59 #59EF59

triadic

#A4EF59 #59A4EF #EF59A4

tetradic

#A4EF59 #59EFEF #A459EF #EF5959

square

#A4EF59 #59EFEF #A459EF #EF5959

split-complementary

#A4EF59 #5959EF #EF59EF

monochromatic

#67BC12 #85EA21 #A4EF59 #C3F491 #E1FAC9

Accessibility & contrast

On white

1.39

#A4EF59 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.07

#A4EF59 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A4EF59

15.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4EF59	#FFFFFF	#000000	##000000
##A4EF59	1.00	1.39	15.07	15.07
#FFFFFF	1.39	1.00	21.00	21.00
#000000	15.07	21.00	1.00	1.00
##000000	15.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F9DE46

Deuteranopia (green-blind)

#EED865

Tritanopia (blue-blind)

#A6E6D0

Achromatopsia (no color)

#DADADA

Design tokens & code

CSS

--color: #a4ef59;
/* rgb */ color: rgb(164, 239, 89);
/* oklch */ color: oklch(87.4% 0.196 131.9);

Tailwind

colors: {
  custom: {
    50: '#c3f48e',
    500: '#a4ef59',
    950: '#000000',
  },
}

SCSS

$custom: #a4ef59;
$custom-light: #c3f48e;
$custom-dark: #000000;

JSON

{
  "hex": "#a4ef59",
  "rgb": {
    "r": 164,
    "g": 239,
    "b": 89
  },
  "hsl": {
    "h": 90,
    "s": 82.418,
    "l": 64.314
  },
  "oklch": {
    "l": 0.87356,
    "c": 0.19561,
    "h": 131.9
  },
  "luminance": 0.70347
}

Semantic roles & 50–950 ramp

primary

#A4EF59

secondary

#7632BA

accent

#07DF73

background

#FDFFFC

surface

#F9FEF4

border

#D2D6CE

text

#13170D

muted

#82857F

Preview Lab

Preview with #A4EF59

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

Preview Lab → · Contrast checker → · Palette generator →