#EFDE66#EFDE66

#EFDE66 is a very light, vivid yellow. Relative luminance 0.716; OKLCH L 89.1% C 0.141 H 101.3°. Best body text is #000000 at 15.31:1 contrast (WCAG AA passes).

Color values

HEX	#EFDE66
RGB	rgb(239, 222, 102)
HSL	hsl(53, 81%, 67%)
HSV	hsv(53, 57%, 94%)
CMYK	cmyk(0%, 7.1%, 57.3%, 6.3%)
CIE-LAB	lab(87.75, -8.70, 59.77)
CIE-LCH	lch(87.75, 60.40, 98.28°)
OKLab	oklab(89.15% -0.0277 0.1385)
OKLCH	oklch(89.15% 0.141 101.3)
XYZ	xyz(64.1184, 71.5551, 23.0019)
Luminance	0.7155 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFDE66 #6677EF

analogous

#EF9A66 #EFDE66 #BBEF66

triadic

#EFDE66 #66EFDE #DE66EF

tetradic

#EFDE66 #66EF9A #6677EF #EF66BB

square

#EFDE66 #66EF9A #6677EF #EF66BB

split-complementary

#EFDE66 #66BBEF #9A66EF

monochromatic

#C6B015 #E9D22F #EFDE66 #F5EA9D #FBF6D5

Accessibility & contrast

On white

1.37

#EFDE66 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.31

#EFDE66 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFDE66

15.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFDE66	#FFFFFF	#000000	##000000
##EFDE66	1.00	1.37	15.31	15.31
#FFFFFF	1.37	1.00	21.00	21.00
#000000	15.31	21.00	1.00	1.00
##000000	15.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F0D85A

Deuteranopia (green-blind)

#F5DF6C

Tritanopia (blue-blind)

#FFD0C4

Achromatopsia (no color)

#DCDCDC

Design tokens & code

CSS

--color: #efde66;
/* rgb */ color: rgb(239, 222, 102);
/* oklch */ color: oklch(89.1% 0.141 101.3);

Tailwind

colors: {
  custom: {
    50: '#f7e895',
    500: '#efde66',
    950: '#000000',
  },
}

SCSS

$custom: #efde66;
$custom-light: #f7e895;
$custom-dark: #000000;

JSON

{
  "hex": "#efde66",
  "rgb": {
    "r": 239,
    "g": 222,
    "b": 102
  },
  "hsl": {
    "h": 52.555,
    "s": 81.065,
    "l": 66.863
  },
  "oklch": {
    "l": 0.89145,
    "c": 0.1412,
    "h": 101.3
  },
  "luminance": 0.71553
}

Semantic roles & 50–950 ramp

primary

#EFDE66

secondary

#3647C3

accent

#23DD08

background

#FFFEFC

surface

#FFFCF5

border

#D7D5CF

text

#18160E

muted

#86847F

Preview Lab

Preview with #EFDE66

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

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