#EFCC56#EFCC56

#EFCC56 is a very light, vivid yellow. Relative luminance 0.622; OKLCH L 85.4% C 0.140 H 92.6°. Best body text is #000000 at 13.44:1 contrast (WCAG AA passes).

Color values

HEX	#EFCC56
RGB	rgb(239, 204, 86)
HSL	hsl(46, 83%, 64%)
HSV	hsv(46, 64%, 94%)
CMYK	cmyk(0%, 14.6%, 64%, 6.3%)
CIE-LAB	lab(83.03, -0.62, 61.56)
CIE-LCH	lch(83.03, 61.57, 90.58°)
OKLab	oklab(85.36% -0.0063 0.1402)
OKLCH	oklch(85.36% 0.14 92.6)
XYZ	xyz(58.8720, 62.2115, 17.7094)
Luminance	0.6221 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFCC56 #5679EF

analogous

#EF7F56 #EFCC56 #C5EF56

triadic

#EFCC56 #56EFCC #CC56EF

tetradic

#EFCC56 #56EF7F #5679EF #EF56C5

square

#EFCC56 #56EF7F #5679EF #EF56C5

split-complementary

#EFCC56 #56C5EF #7F56EF

monochromatic

#B99312 #EABB1E #EFCC56 #F4DD8E #FAEEC6

Accessibility & contrast

On white

1.56

#EFCC56 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.44

#EFCC56 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFCC56

13.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFCC56	#FFFFFF	#000000	##000000
##EFCC56	1.00	1.56	13.44	13.44
#FFFFFF	1.56	1.00	21.00	21.00
#000000	13.44	21.00	1.00	1.00
##000000	13.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0C948

Deuteranopia (green-blind)

#E9D35C

Tritanopia (blue-blind)

#FFBDB3

Achromatopsia (no color)

#CFCFCF

Design tokens & code

CSS

--color: #efcc56;
/* rgb */ color: rgb(239, 204, 86);
/* oklch */ color: oklch(85.4% 0.140 92.6);

Tailwind

colors: {
  custom: {
    50: '#f8db8a',
    500: '#efcc56',
    950: '#000000',
  },
}

SCSS

$custom: #efcc56;
$custom-light: #f8db8a;
$custom-dark: #000000;

JSON

{
  "hex": "#efcc56",
  "rgb": {
    "r": 239,
    "g": 204,
    "b": 86
  },
  "hsl": {
    "h": 46.275,
    "s": 82.703,
    "l": 63.725
  },
  "oklch": {
    "l": 0.85355,
    "c": 0.1403,
    "h": 92.6
  },
  "luminance": 0.62208
}

Semantic roles & 50–950 ramp

primary

#EFCC56

secondary

#3150B8

accent

#38DF06

background

#FFFEFC

surface

#FFFBF4

border

#D7D4CE

text

#18140C

muted

#86837F

Preview Lab

Preview with #EFCC56

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

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