#EFDC56#EFDC56

#EFDC56 is a very light, vivid yellow. Relative luminance 0.702; OKLCH L 88.6% C 0.152 H 101.2°. Best body text is #000000 at 15.04:1 contrast (WCAG AA passes).

Color values

HEX	#EFDC56
RGB	rgb(239, 220, 86)
HSL	hsl(53, 83%, 64%)
HSV	hsv(53, 64%, 94%)
CMYK	cmyk(0%, 7.9%, 64%, 6.3%)
CIE-LAB	lab(87.10, -8.74, 65.91)
CIE-LCH	lch(87.10, 66.49, 97.56°)
OKLab	oklab(88.58% -0.0296 0.1494)
OKLCH	oklch(88.58% 0.152 101.2)
XYZ	xyz(62.8721, 70.2116, 19.0427)
Luminance	0.7021 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFDC56 #5669EF

analogous

#EF8F56 #EFDC56 #B5EF56

triadic

#EFDC56 #56EFDC #DC56EF

tetradic

#EFDC56 #56EF8F #5669EF #EF56B5

square

#EFDC56 #56EF8F #5669EF #EF56B5

split-complementary

#EFDC56 #56B5EF #8F56EF

monochromatic

#B9A412 #EAD01E #EFDC56 #F4E88E #FAF3C6

Accessibility & contrast

On white

1.40

#EFDC56 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.04

#EFDC56 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFDC56

15.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFDC56	#FFFFFF	#000000	##000000
##EFDC56	1.00	1.40	15.04	15.04
#FFFFFF	1.40	1.00	21.00	21.00
#000000	15.04	21.00	1.00	1.00
##000000	15.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EFD645

Deuteranopia (green-blind)

#F5DE5D

Tritanopia (blue-blind)

#FFCDC0

Achromatopsia (no color)

#DADADA

Design tokens & code

CSS

--color: #efdc56;
/* rgb */ color: rgb(239, 220, 86);
/* oklch */ color: oklch(88.6% 0.152 101.2);

Tailwind

colors: {
  custom: {
    50: '#f8e68c',
    500: '#efdc56',
    950: '#000000',
  },
}

SCSS

$custom: #efdc56;
$custom-light: #f8e68c;
$custom-dark: #000000;

JSON

{
  "hex": "#efdc56",
  "rgb": {
    "r": 239,
    "g": 220,
    "b": 86
  },
  "hsl": {
    "h": 52.549,
    "s": 82.703,
    "l": 63.725
  },
  "oklch": {
    "l": 0.88581,
    "c": 0.1523,
    "h": 101.2
  },
  "luminance": 0.70209
}

Semantic roles & 50–950 ramp

primary

#EFDC56

secondary

#3142B8

accent

#21DF06

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18150C

muted

#86847F

Preview Lab

Preview with #EFDC56

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

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