#EFD566#EFD566

#EFD566 is a very light, vivid yellow. Relative luminance 0.669; OKLCH L 87.3% C 0.134 H 96.3°. Best body text is #000000 at 14.38:1 contrast (WCAG AA passes).

Color values

HEX	#EFD566
RGB	rgb(239, 213, 102)
HSL	hsl(49, 81%, 67%)
HSV	hsv(49, 57%, 94%)
CMYK	cmyk(0%, 10.9%, 57.3%, 6.3%)
CIE-LAB	lab(85.45, -4.16, 57.16)
CIE-LCH	lch(85.45, 57.31, 94.16°)
OKLab	oklab(87.32% -0.0147 0.1329)
OKLCH	oklch(87.32% 0.134 96.3)
XYZ	xyz(61.7916, 66.9013, 22.2262)
Luminance	0.6690 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFD566 #6680EF

analogous

#EF9166 #EFD566 #C5EF66

triadic

#EFD566 #66EFD5 #D566EF

tetradic

#EFD566 #66EF91 #6680EF #EF66C5

square

#EFD566 #66EF91 #6680EF #EF66C5

split-complementary

#EFD566 #66C5EF #9166EF

monochromatic

#C6A415 #E9C62F #EFD566 #F5E49D #FBF3D5

Accessibility & contrast

On white

1.46

#EFD566 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.38

#EFD566 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFD566

14.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFD566	#FFFFFF	#000000	##000000
##EFD566	1.00	1.46	14.38	14.38
#FFFFFF	1.46	1.00	21.00	21.00
#000000	14.38	21.00	1.00	1.00
##000000	14.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E8D15B

Deuteranopia (green-blind)

#EFD96B

Tritanopia (blue-blind)

#FFC7BC

Achromatopsia (no color)

#D6D6D6

Design tokens & code

CSS

--color: #efd566;
/* rgb */ color: rgb(239, 213, 102);
/* oklch */ color: oklch(87.3% 0.134 96.3);

Tailwind

colors: {
  custom: {
    50: '#f7e195',
    500: '#efd566',
    950: '#000000',
  },
}

SCSS

$custom: #efd566;
$custom-light: #f7e195;
$custom-dark: #000000;

JSON

{
  "hex": "#efd566",
  "rgb": {
    "r": 239,
    "g": 213,
    "b": 102
  },
  "hsl": {
    "h": 48.613,
    "s": 81.065,
    "l": 66.863
  },
  "oklch": {
    "l": 0.87322,
    "c": 0.13366,
    "h": 96.3
  },
  "luminance": 0.66899
}

Semantic roles & 50–950 ramp

primary

#EFD566

secondary

#3651C3

accent

#31DD08

background

#FFFEFC

surface

#FFFCF5

border

#D7D5CF

text

#18150D

muted

#86847F

Preview Lab

Preview with #EFD566

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

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