#A4E051#A4E051

#A4E051 is a very light, vivid yellow-green. Relative luminance 0.618; OKLCH L 83.8% C 0.183 H 129.1°. Best body text is #000000 at 13.36:1 contrast (WCAG AA passes).

Color values

HEX	#A4E051
RGB	rgb(164, 224, 81)
HSL	hsl(85, 70%, 60%)
HSV	hsv(85, 64%, 88%)
CMYK	cmyk(26.8%, 0%, 63.8%, 12.2%)
CIE-LAB	lab(82.81, -40.71, 61.78)
CIE-LCH	lch(82.81, 73.98, 123.39°)
OKLab	oklab(83.79% -0.1152 0.1416)
OKLCH	oklch(83.79% 0.183 129.1)
XYZ	xyz(43.4505, 61.7968, 17.4217)
Luminance	0.6180 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

#A9F971

ΔE00 6.02

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4E051 #8D51E0

analogous

#E0D551 #A4E051 #5CE051

triadic

#A4E051 #51A4E0 #E051A4

tetradic

#A4E051 #51E0D5 #8D51E0 #E0515C

square

#A4E051 #51E0D5 #8D51E0 #E0515C

split-complementary

#A4E051 #515CE0 #D551E0

monochromatic

#669B1C #88CF25 #A4E051 #BFE985 #DAF3B9

Accessibility & contrast

On white

1.57

#A4E051 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.36

#A4E051 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A4E051

13.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4E051	#FFFFFF	#000000	##000000
##A4E051	1.00	1.57	13.36	13.36
#FFFFFF	1.57	1.00	21.00	21.00
#000000	13.36	21.00	1.00	1.00
##000000	13.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EAD13F

Deuteranopia (green-blind)

#E2CD5C

Tritanopia (blue-blind)

#A9D7C2

Achromatopsia (no color)

#CECECE

Design tokens & code

CSS

--color: #a4e051;
/* rgb */ color: rgb(164, 224, 81);
/* oklch */ color: oklch(83.8% 0.183 129.1);

Tailwind

colors: {
  custom: {
    50: '#c3ea88',
    500: '#a4e051',
    950: '#000000',
  },
}

SCSS

$custom: #a4e051;
$custom-light: #c3ea88;
$custom-dark: #000000;

JSON

{
  "hex": "#a4e051",
  "rgb": {
    "r": 164,
    "g": 224,
    "b": 81
  },
  "hsl": {
    "h": 85.175,
    "s": 69.756,
    "l": 59.804
  },
  "oklch": {
    "l": 0.83791,
    "c": 0.18251,
    "h": 129.1
  },
  "luminance": 0.61798
}

Semantic roles & 50–950 ramp

primary

#A4E051

secondary

#62379F

accent

#3BED86

background

#FDFEFC

surface

#F9FDF4

border

#D2D5CE

text

#13160C

muted

#82847F

Preview Lab

Preview with #A4E051

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

Preview Lab → · Contrast checker → · Palette generator →