#EFDC64#EFDC64

#EFDC64 is a very light, vivid yellow. Relative luminance 0.705; OKLCH L 88.7% C 0.141 H 100.4°. Best body text is #000000 at 15.09:1 contrast (WCAG AA passes).

Color values

HEX	#EFDC64
RGB	rgb(239, 220, 100)
HSL	hsl(52, 81%, 66%)
HSV	hsv(52, 58%, 94%)
CMYK	cmyk(0%, 7.9%, 58.2%, 6.3%)
CIE-LAB	lab(87.22, -7.84, 60.06)
CIE-LCH	lch(87.22, 60.57, 97.44°)
OKLab	oklab(88.72% -0.0255 0.1388)
OKLCH	oklch(88.72% 0.141 100.4)
XYZ	xyz(63.4924, 70.4598, 22.3098)
Luminance	0.7046 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFDC64 #6477EF

analogous

#EF9764 #EFDC64 #BCEF64

triadic

#EFDC64 #64EFDC #DC64EF

tetradic

#EFDC64 #64EF97 #6477EF #EF64BC

square

#EFDC64 #64EF97 #6477EF #EF64BC

split-complementary

#EFDC64 #64BCEF #9764EF

monochromatic

#C4AC14 #E9CF2D #EFDC64 #F5E99B #FAF5D3

Accessibility & contrast

On white

1.39

#EFDC64 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.09

#EFDC64 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFDC64

15.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFDC64	#FFFFFF	#000000	##000000
##EFDC64	1.00	1.39	15.09	15.09
#FFFFFF	1.39	1.00	21.00	21.00
#000000	15.09	21.00	1.00	1.00
##000000	15.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EED657

Deuteranopia (green-blind)

#F4DE6A

Tritanopia (blue-blind)

#FFCEC2

Achromatopsia (no color)

#DADADA

Design tokens & code

CSS

--color: #efdc64;
/* rgb */ color: rgb(239, 220, 100);
/* oklch */ color: oklch(88.7% 0.141 100.4);

Tailwind

colors: {
  custom: {
    50: '#f7e694',
    500: '#efdc64',
    950: '#000000',
  },
}

SCSS

$custom: #efdc64;
$custom-light: #f7e694;
$custom-dark: #000000;

JSON

{
  "hex": "#efdc64",
  "rgb": {
    "r": 239,
    "g": 220,
    "b": 100
  },
  "hsl": {
    "h": 51.799,
    "s": 81.287,
    "l": 66.471
  },
  "oklch": {
    "l": 0.88716,
    "c": 0.14115,
    "h": 100.4
  },
  "luminance": 0.70457
}

Semantic roles & 50–950 ramp

primary

#EFDC64

secondary

#3548C2

accent

#25DE08

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18150D

muted

#86847F

Preview Lab

Preview with #EFDC64

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

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