#AEC539#AEC539

#AEC539 is a light, vivid yellow. Relative luminance 0.492; OKLCH L 78.1% C 0.162 H 118.5°. Best body text is #000000 at 10.85:1 contrast (WCAG AA passes).

Color values

HEX	#AEC539
RGB	rgb(174, 197, 57)
HSL	hsl(70, 55%, 50%)
HSV	hsv(70, 71%, 77%)
CMYK	cmyk(11.7%, 0%, 71.1%, 22.7%)
CIE-LAB	lab(75.59, -25.93, 63.76)
CIE-LCH	lch(75.59, 68.83, 112.13°)
OKLab	oklab(78.07% -0.0771 0.1421)
OKLCH	oklch(78.07% 0.162 118.5)
XYZ	xyz(38.1611, 49.2269, 11.3615)
Luminance	0.4923 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AEC539 #5039C5

analogous

#C59639 #AEC539 #68C539

triadic

#AEC539 #39AEC5 #C539AE

tetradic

#AEC539 #39C596 #5039C5 #C53968

square

#AEC539 #39C596 #5039C5 #C53968

split-complementary

#AEC539 #3968C5 #9639C5

monochromatic

#5A661E #84962B #AEC539 #C2D368 #D5E197

Accessibility & contrast

On white

1.94

#AEC539 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.85

#AEC539 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #AEC539

10.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AEC539	#FFFFFF	#000000	##000000
##AEC539	1.00	1.94	10.85	10.85
#FFFFFF	1.94	1.00	21.00	21.00
#000000	10.85	21.00	1.00	1.00
##000000	10.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2BA20

Deuteranopia (green-blind)

#CFBB44

Tritanopia (blue-blind)

#B8BAAA

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #aec539;
/* rgb */ color: rgb(174, 197, 57);
/* oklch */ color: oklch(78.1% 0.162 118.5);

Tailwind

colors: {
  custom: {
    50: '#cad678',
    500: '#aec539',
    950: '#000000',
  },
}

SCSS

$custom: #aec539;
$custom-light: #cad678;
$custom-dark: #000000;

JSON

{
  "hex": "#aec539",
  "rgb": {
    "r": 174,
    "g": 197,
    "b": 57
  },
  "hsl": {
    "h": 69.857,
    "s": 55.118,
    "l": 49.804
  },
  "oklch": {
    "l": 0.78071,
    "c": 0.16167,
    "h": 118.5
  },
  "luminance": 0.49227
}

Semantic roles & 50–950 ramp

primary

#AEC539

secondary

#988DCD

accent

#49DE62

background

#FCFDF7

surface

#F9FAEE

border

#D2D3C9

text

#14140A

muted

#82837C

Preview Lab

Preview with #AEC539

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

Preview Lab → · Contrast checker → · Palette generator →