#AECC51#AECC51

#AECC51 is a light, vivid yellow-green. Relative luminance 0.528; OKLCH L 79.9% C 0.153 H 121.5°. Best body text is #000000 at 11.56:1 contrast (WCAG AA passes).

Color values

HEX	#AECC51
RGB	rgb(174, 204, 81)
HSL	hsl(75, 55%, 56%)
HSV	hsv(75, 60%, 80%)
CMYK	cmyk(14.7%, 0%, 60.3%, 20%)
CIE-LAB	lab(77.74, -27.71, 56.45)
CIE-LCH	lch(77.74, 62.89, 116.15°)
OKLab	oklab(79.86% -0.0798 0.1301)
OKLCH	oklch(79.86% 0.153 121.5)
XYZ	xyz(40.5341, 52.7785, 15.8348)
Luminance	0.5278 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AECC51 #6F51CC

analogous

#CCAC51 #AECC51 #70CC51

triadic

#AECC51 #51AECC #CC51AE

tetradic

#AECC51 #51CCAC #6F51CC #CC5170

square

#AECC51 #51CCAC #6F51CC #CC5170

split-complementary

#AECC51 #5170CC #AC51CC

monochromatic

#687E25 #8FAD33 #AECC51 #C4DA80 #DAE8B0

Accessibility & contrast

On white

1.82

#AECC51 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.56

#AECC51 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #AECC51

11.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AECC51	#FFFFFF	#000000	##000000
##AECC51	1.00	1.82	11.56	11.56
#FFFFFF	1.82	1.00	21.00	21.00
#000000	11.56	21.00	1.00	1.00
##000000	11.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8C143

Deuteranopia (green-blind)

#D4C059

Tritanopia (blue-blind)

#B6C2B2

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #aecc51;
/* rgb */ color: rgb(174, 204, 81);
/* oklch */ color: oklch(79.9% 0.153 121.5);

Tailwind

colors: {
  custom: {
    50: '#c9db87',
    500: '#aecc51',
    950: '#000000',
  },
}

SCSS

$custom: #aecc51;
$custom-light: #c9db87;
$custom-dark: #000000;

JSON

{
  "hex": "#aecc51",
  "rgb": {
    "r": 174,
    "g": 204,
    "b": 81
  },
  "hsl": {
    "h": 74.634,
    "s": 54.667,
    "l": 55.882
  },
  "oklch": {
    "l": 0.79861,
    "c": 0.15265,
    "h": 121.5
  },
  "luminance": 0.52778
}

Semantic roles & 50–950 ramp

primary

#AECC51

secondary

#4E3C86

accent

#4ADE6E

background

#FEFEFC

surface

#FAFBF3

border

#D3D4CD

text

#13150C

muted

#83847F

Preview Lab

Preview with #AECC51

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

Preview Lab → · Contrast checker → · Palette generator →