#EFD556#EFD556

#EFD556 is a very light, vivid yellow. Relative luminance 0.666; OKLCH L 87.2% C 0.147 H 97.7°. Best body text is #000000 at 14.32:1 contrast (WCAG AA passes).

Color values

HEX	#EFD556
RGB	rgb(239, 213, 86)
HSL	hsl(50, 83%, 64%)
HSV	hsv(50, 64%, 94%)
CMYK	cmyk(0%, 10.9%, 64%, 6.3%)
CIE-LAB	lab(85.31, -5.21, 64.01)
CIE-LCH	lch(85.31, 64.22, 94.66°)
OKLab	oklab(87.16% -0.0195 0.1454)
OKLCH	oklch(87.16% 0.147 97.7)
XYZ	xyz(61.0733, 66.6140, 18.4431)
Luminance	0.6661 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFD556 #5670EF

analogous

#EF8856 #EFD556 #BCEF56

triadic

#EFD556 #56EFD5 #D556EF

tetradic

#EFD556 #56EF88 #5670EF #EF56BC

square

#EFD556 #56EF88 #5670EF #EF56BC

split-complementary

#EFD556 #56BCEF #8856EF

monochromatic

#B99D12 #EAC71E #EFD556 #F4E38E #FAF1C6

Accessibility & contrast

On white

1.47

#EFD556 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.32

#EFD556 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFD556

14.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFD556	#FFFFFF	#000000	##000000
##EFD556	1.00	1.47	14.32	14.32
#FFFFFF	1.47	1.00	21.00	21.00
#000000	14.32	21.00	1.00	1.00
##000000	14.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E9D047

Deuteranopia (green-blind)

#F0D95D

Tritanopia (blue-blind)

#FFC6BA

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #efd556;
/* rgb */ color: rgb(239, 213, 86);
/* oklch */ color: oklch(87.2% 0.147 97.7);

Tailwind

colors: {
  custom: {
    50: '#f8e18b',
    500: '#efd556',
    950: '#000000',
  },
}

SCSS

$custom: #efd556;
$custom-light: #f8e18b;
$custom-dark: #000000;

JSON

{
  "hex": "#efd556",
  "rgb": {
    "r": 239,
    "g": 213,
    "b": 86
  },
  "hsl": {
    "h": 49.804,
    "s": 82.703,
    "l": 63.725
  },
  "oklch": {
    "l": 0.8716,
    "c": 0.14667,
    "h": 97.7
  },
  "luminance": 0.66611
}

Semantic roles & 50–950 ramp

primary

#EFD556

secondary

#3148B8

accent

#2BDF06

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18150C

muted

#86847F

Preview Lab

Preview with #EFD556

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

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