#A6E451#A6E451

#A6E451 is a very light, vivid yellow-green. Relative luminance 0.642; OKLCH L 84.8% C 0.187 H 129.3°. Best body text is #000000 at 13.84:1 contrast (WCAG AA passes).

Color values

HEX	#A6E451
RGB	rgb(166, 228, 81)
HSL	hsl(85, 73%, 61%)
HSV	hsv(85, 64%, 89%)
CMYK	cmyk(27.2%, 0%, 64.5%, 10.6%)
CIE-LAB	lab(84.06, -41.74, 63.16)
CIE-LCH	lch(84.06, 75.70, 123.46°)
OKLab	oklab(84.84% -0.1181 0.1444)
OKLCH	oklch(84.84% 0.187 129.3)
XYZ	xyz(44.9543, 64.1867, 17.8038)
Luminance	0.6419 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A6E451 #8F51E4

analogous

#E4D851 #A6E451 #5CE451

triadic

#A6E451 #51A6E4 #E451A6

tetradic

#A6E451 #51E4D8 #8F51E4 #E4515C

square

#A6E451 #51E4D8 #8F51E4 #E4515C

split-complementary

#A6E451 #515CE4 #D851E4

monochromatic

#68A219 #8AD721 #A6E451 #C1EC86 #DCF4BB

Accessibility & contrast

On white

1.52

#A6E451 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.84

#A6E451 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A6E451

13.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A6E451	#FFFFFF	#000000	##000000
##A6E451	1.00	1.52	13.84	13.84
#FFFFFF	1.52	1.00	21.00	21.00
#000000	13.84	21.00	1.00	1.00
##000000	13.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EED43E

Deuteranopia (green-blind)

#E6D05D

Tritanopia (blue-blind)

#AADAC6

Achromatopsia (no color)

#D2D2D2

Design tokens & code

CSS

--color: #a6e451;
/* rgb */ color: rgb(166, 228, 81);
/* oklch */ color: oklch(84.8% 0.187 129.3);

Tailwind

colors: {
  custom: {
    50: '#c4ed88',
    500: '#a6e451',
    950: '#000000',
  },
}

SCSS

$custom: #a6e451;
$custom-light: #c4ed88;
$custom-dark: #000000;

JSON

{
  "hex": "#a6e451",
  "rgb": {
    "r": 166,
    "g": 228,
    "b": 81
  },
  "hsl": {
    "h": 85.306,
    "s": 73.134,
    "l": 60.588
  },
  "oklch": {
    "l": 0.84842,
    "c": 0.1866,
    "h": 129.3
  },
  "luminance": 0.64188
}

Semantic roles & 50–950 ramp

primary

#A6E451

secondary

#6435A4

accent

#10D563

background

#FDFEFC

surface

#F9FDF4

border

#D2D5CE

text

#13160C

muted

#82847F

Preview Lab

Preview with #A6E451

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

Preview Lab → · Contrast checker → · Palette generator →