#EFD456#EFD456

#EFD456 is a very light, vivid yellow. Relative luminance 0.661; OKLCH L 87.0% C 0.146 H 97.1°. Best body text is #000000 at 14.22:1 contrast (WCAG AA passes).

Color values

HEX	#EFD456
RGB	rgb(239, 212, 86)
HSL	hsl(49, 83%, 64%)
HSV	hsv(49, 64%, 94%)
CMYK	cmyk(0%, 11.3%, 64%, 6.3%)
CIE-LAB	lab(85.05, -4.71, 63.74)
CIE-LCH	lch(85.05, 63.91, 94.22°)
OKLab	oklab(86.96% -0.0181 0.1448)
OKLCH	oklch(86.96% 0.146 97.1)
XYZ	xyz(60.8225, 66.1125, 18.3596)
Luminance	0.6611 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFD456 #5671EF

analogous

#EF8756 #EFD456 #BDEF56

triadic

#EFD456 #56EFD4 #D456EF

tetradic

#EFD456 #56EF87 #5671EF #EF56BD

square

#EFD456 #56EF87 #5671EF #EF56BD

split-complementary

#EFD456 #56BDEF #8756EF

monochromatic

#B99C12 #EAC61E #EFD456 #F4E28E #FAF0C6

Accessibility & contrast

On white

1.48

#EFD456 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.22

#EFD456 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFD456

14.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFD456	#FFFFFF	#000000	##000000
##EFD456	1.00	1.48	14.22	14.22
#FFFFFF	1.48	1.00	21.00	21.00
#000000	14.22	21.00	1.00	1.00
##000000	14.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E8CF47

Deuteranopia (green-blind)

#EFD85C

Tritanopia (blue-blind)

#FFC5B9

Achromatopsia (no color)

#D4D4D4

Design tokens & code

CSS

--color: #efd456;
/* rgb */ color: rgb(239, 212, 86);
/* oklch */ color: oklch(87.0% 0.146 97.1);

Tailwind

colors: {
  custom: {
    50: '#f8e08b',
    500: '#efd456',
    950: '#000000',
  },
}

SCSS

$custom: #efd456;
$custom-light: #f8e08b;
$custom-dark: #000000;

JSON

{
  "hex": "#efd456",
  "rgb": {
    "r": 239,
    "g": 212,
    "b": 86
  },
  "hsl": {
    "h": 49.412,
    "s": 82.703,
    "l": 63.725
  },
  "oklch": {
    "l": 0.86958,
    "c": 0.1459,
    "h": 97.1
  },
  "luminance": 0.6611
}

Semantic roles & 50–950 ramp

primary

#EFD456

secondary

#3149B8

accent

#2DDF06

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18150C

muted

#86847F

Preview Lab

Preview with #EFD456

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

Preview Lab → · Contrast checker → · Palette generator →