#A8D440#A8D440

#A8D440 is a light, vivid yellow-green. Relative luminance 0.558; OKLCH L 81.1% C 0.177 H 124.7°. Best body text is #000000 at 12.16:1 contrast (WCAG AA passes).

Color values

HEX	#A8D440
RGB	rgb(168, 212, 64)
HSL	hsl(78, 63%, 54%)
HSV	hsv(78, 70%, 83%)
CMYK	cmyk(20.8%, 0%, 69.8%, 16.9%)
CIE-LAB	lab(79.49, -34.98, 64.97)
CIE-LCH	lch(79.49, 73.78, 118.30°)
OKLab	oklab(81.13% -0.1011 0.1459)
OKLCH	oklch(81.13% 0.177 124.7)
XYZ	xyz(40.6177, 55.7815, 13.4765)
Luminance	0.5578 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A8D440 #6C40D4

analogous

#D4B640 #A8D440 #5ED440

triadic

#A8D440 #40A8D4 #D440A8

tetradic

#A8D440 #40D4B6 #6C40D4 #D4405E

square

#A8D440 #40D4B6 #6C40D4 #D4405E

split-complementary

#A8D440 #405ED4 #B640D4

monochromatic

#607D1C #87AF27 #A8D440 #BFDF72 #D6EAA4

Accessibility & contrast

On white

1.73

#A8D440 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.16

#A8D440 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A8D440

12.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A8D440	#FFFFFF	#000000	##000000
##A8D440	1.00	1.73	12.16	12.16
#FFFFFF	1.73	1.00	21.00	21.00
#000000	12.16	21.00	1.00	1.00
##000000	12.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0C627

Deuteranopia (green-blind)

#DAC44D

Tritanopia (blue-blind)

#B0CAB7

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #a8d440;
/* rgb */ color: rgb(168, 212, 64);
/* oklch */ color: oklch(81.1% 0.177 124.7);

Tailwind

colors: {
  custom: {
    50: '#c5e17e',
    500: '#a8d440',
    950: '#000000',
  },
}

SCSS

$custom: #a8d440;
$custom-light: #c5e17e;
$custom-dark: #000000;

JSON

{
  "hex": "#a8d440",
  "rgb": {
    "r": 168,
    "g": 212,
    "b": 64
  },
  "hsl": {
    "h": 77.838,
    "s": 63.248,
    "l": 54.118
  },
  "oklch": {
    "l": 0.81127,
    "c": 0.17749,
    "h": 124.7
  },
  "luminance": 0.55782
}

Semantic roles & 50–950 ramp

primary

#A8D440

secondary

#4C3385

accent

#42E673

background

#FEFEFB

surface

#FAFCF2

border

#D3D5CC

text

#13150A

muted

#83847D

Preview Lab

Preview with #A8D440

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

Preview Lab → · Contrast checker → · Palette generator →