#EFDE56#EFDE56

#EFDE56 is a very light, vivid yellow. Relative luminance 0.713; OKLCH L 89.0% C 0.154 H 102.2°. Best body text is #000000 at 15.25:1 contrast (WCAG AA passes).

Color values

HEX	#EFDE56
RGB	rgb(239, 222, 86)
HSL	hsl(53, 83%, 64%)
HSV	hsv(53, 64%, 94%)
CMYK	cmyk(0%, 7.1%, 64%, 6.3%)
CIE-LAB	lab(87.61, -9.74, 66.46)
CIE-LCH	lch(87.61, 67.17, 98.34°)
OKLab	oklab(88.99% -0.0325 0.1505)
OKLCH	oklch(88.99% 0.154 102.2)
XYZ	xyz(63.4001, 71.2677, 19.2188)
Luminance	0.7127 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFDE56 #5667EF

analogous

#EF9156 #EFDE56 #B3EF56

triadic

#EFDE56 #56EFDE #DE56EF

tetradic

#EFDE56 #56EF91 #5667EF #EF56B3

square

#EFDE56 #56EF91 #5667EF #EF56B3

split-complementary

#EFDE56 #56B3EF #9156EF

monochromatic

#B9A612 #EAD31E #EFDE56 #F4E98E #FAF4C6

Accessibility & contrast

On white

1.38

#EFDE56 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.25

#EFDE56 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFDE56

15.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFDE56	#FFFFFF	#000000	##000000
##EFDE56	1.00	1.38	15.25	15.25
#FFFFFF	1.38	1.00	21.00	21.00
#000000	15.25	21.00	1.00	1.00
##000000	15.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F1D745

Deuteranopia (green-blind)

#F6DF5E

Tritanopia (blue-blind)

#FFCFC2

Achromatopsia (no color)

#DCDCDC

Design tokens & code

CSS

--color: #efde56;
/* rgb */ color: rgb(239, 222, 86);
/* oklch */ color: oklch(89.0% 0.154 102.2);

Tailwind

colors: {
  custom: {
    50: '#f8e88c',
    500: '#efde56',
    950: '#000000',
  },
}

SCSS

$custom: #efde56;
$custom-light: #f8e88c;
$custom-dark: #000000;

JSON

{
  "hex": "#efde56",
  "rgb": {
    "r": 239,
    "g": 222,
    "b": 86
  },
  "hsl": {
    "h": 53.333,
    "s": 82.703,
    "l": 63.725
  },
  "oklch": {
    "l": 0.88989,
    "c": 0.154,
    "h": 102.2
  },
  "luminance": 0.71265
}

Semantic roles & 50–950 ramp

primary

#EFDE56

secondary

#3140B8

accent

#1EDF06

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18160C

muted

#86847F

Preview Lab

Preview with #EFDE56

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

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