#AEF378#AEF378

#AEF378 is a very light, vivid yellow-green. Relative luminance 0.745; OKLCH L 89.2% C 0.170 H 133.0°. Best body text is #000000 at 15.89:1 contrast (WCAG AA passes).

Color values

HEX	#AEF378
RGB	rgb(174, 243, 120)
HSL	hsl(94, 84%, 71%)
HSV	hsv(94, 51%, 95%)
CMYK	cmyk(28.4%, 0%, 50.6%, 4.7%)
CIE-LAB	lab(89.14, -41.90, 52.08)
CIE-LCH	lch(89.14, 66.84, 128.82°)
OKLab	oklab(89.2% -0.116 0.1243)
OKLCH	oklch(89.2% 0.17 133)
XYZ	xyz(52.8954, 74.4543, 29.3498)
Luminance	0.7446 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Light Yellowish Green

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AEF378 #BD78F3

analogous

#EBF378 #AEF378 #78F37F

triadic

#AEF378 #78AEF3 #F378AE

tetradic

#AEF378 #78EBF3 #BD78F3 #F37F78

square

#AEF378 #78EBF3 #BD78F3 #F37F78

split-complementary

#AEF378 #7F78F3 #F378EB

monochromatic

#6CDD14 #8CEE40 #AEF378 #D0F8B0 #EEFDE3

Accessibility & contrast

On white

1.32

#AEF378 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.89

#AEF378 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #AEF378

15.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AEF378	#FFFFFF	#000000	##000000
##AEF378	1.00	1.32	15.89	15.89
#FFFFFF	1.32	1.00	21.00	21.00
#000000	15.89	21.00	1.00	1.00
##000000	15.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FCE36D

Deuteranopia (green-blind)

#F2DE80

Tritanopia (blue-blind)

#AFEBD7

Achromatopsia (no color)

#E0E0E0

Design tokens & code

CSS

--color: #aef378;
/* rgb */ color: rgb(174, 243, 120);
/* oklch */ color: oklch(89.2% 0.170 133.0);

Tailwind

colors: {
  custom: {
    50: '#c9f7a2',
    500: '#aef378',
    950: '#000000',
  },
}

SCSS

$custom: #aef378;
$custom-light: #c9f7a2;
$custom-dark: #000000;

JSON

{
  "hex": "#aef378",
  "rgb": {
    "r": 174,
    "g": 243,
    "b": 120
  },
  "hsl": {
    "h": 93.659,
    "s": 83.673,
    "l": 71.176
  },
  "oklch": {
    "l": 0.89195,
    "c": 0.17005,
    "h": 133
  },
  "luminance": 0.74456
}

Semantic roles & 50–950 ramp

primary

#AEF378

secondary

#9042CE

accent

#05E080

background

#FEFFFC

surface

#FAFFF5

border

#D3D7CF

text

#13170F

muted

#838580

Preview Lab

Preview with #AEF378

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

Preview Lab → · Contrast checker → · Palette generator →