#AECF31#AECF31

#AECF31 is a light, vivid yellow-green. Relative luminance 0.538; OKLCH L 80.3% C 0.178 H 121.2°. Best body text is #000000 at 11.77:1 contrast (WCAG AA passes).

Color values

HEX	#AECF31
RGB	rgb(174, 207, 49)
HSL	hsl(73, 62%, 50%)
HSV	hsv(73, 76%, 81%)
CMYK	cmyk(15.9%, 0%, 76.3%, 18.8%)
CIE-LAB	lab(78.37, -31.07, 69.07)
CIE-LCH	lch(78.37, 75.74, 114.22°)
OKLab	oklab(80.3% -0.0919 0.152)
OKLCH	oklch(80.3% 0.178 121.2)
XYZ	xyz(40.3235, 53.8461, 11.1742)
Luminance	0.5385 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AECF31 #5231CF

analogous

#CFA131 #AECF31 #5FCF31

triadic

#AECF31 #31AECF #CF31AE

tetradic

#AECF31 #31CFA1 #5231CF #CF315F

square

#AECF31 #31CFA1 #5231CF #CF315F

split-complementary

#AECF31 #315FCF #A131CF

monochromatic

#5B6C19 #859E25 #AECF31 #C2DB63 #D5E694

Accessibility & contrast

On white

1.78

#AECF31 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.77

#AECF31 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #AECF31

11.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AECF31	#FFFFFF	#000000	##000000
##AECF31	1.00	1.78	11.77	11.77
#FFFFFF	1.78	1.00	21.00	21.00
#000000	11.77	21.00	1.00	1.00
##000000	11.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DCC202

Deuteranopia (green-blind)

#D8C240

Tritanopia (blue-blind)

#B8C4B2

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #aecf31;
/* rgb */ color: rgb(174, 207, 49);
/* oklch */ color: oklch(80.3% 0.178 121.2);

Tailwind

colors: {
  custom: {
    50: '#cadd76',
    500: '#aecf31',
    950: '#000000',
  },
}

SCSS

$custom: #aecf31;
$custom-light: #cadd76;
$custom-dark: #000000;

JSON

{
  "hex": "#aecf31",
  "rgb": {
    "r": 174,
    "g": 207,
    "b": 49
  },
  "hsl": {
    "h": 72.532,
    "s": 62.205,
    "l": 50.196
  },
  "oklch": {
    "l": 0.80297,
    "c": 0.17763,
    "h": 121.2
  },
  "luminance": 0.53846
}

Semantic roles & 50–950 ramp

primary

#AECF31

secondary

#3D2E76

accent

#43E565

background

#FEFEFB

surface

#FBFCF1

border

#D4D5CB

text

#141509

muted

#83847D

Preview Lab

Preview with #AECF31

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

Preview Lab → · Contrast checker → · Palette generator →