#EFDF64#EFDF64

#EFDF64 is a very light, vivid yellow. Relative luminance 0.720; OKLCH L 89.3% C 0.144 H 101.9°. Best body text is #000000 at 15.41:1 contrast (WCAG AA passes).

Color values

HEX	#EFDF64
RGB	rgb(239, 223, 100)
HSL	hsl(53, 81%, 66%)
HSV	hsv(53, 58%, 94%)
CMYK	cmyk(0%, 6.7%, 58.2%, 6.3%)
CIE-LAB	lab(87.99, -9.34, 60.92)
CIE-LCH	lch(87.99, 61.64, 98.72°)
OKLab	oklab(89.33% -0.0298 0.1407)
OKLCH	oklch(89.33% 0.144 101.9)
XYZ	xyz(64.2868, 72.0486, 22.5746)
Luminance	0.7205 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFDF64 #6474EF

analogous

#EF9A64 #EFDF64 #B9EF64

triadic

#EFDF64 #64EFDF #DF64EF

tetradic

#EFDF64 #64EF9A #6474EF #EF64B9

square

#EFDF64 #64EF9A #6474EF #EF64B9

split-complementary

#EFDF64 #64B9EF #9A64EF

monochromatic

#C4B014 #E9D42D #EFDF64 #F5EA9B #FAF6D3

Accessibility & contrast

On white

1.36

#EFDF64 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.41

#EFDF64 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFDF64

15.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFDF64	#FFFFFF	#000000	##000000
##EFDF64	1.00	1.36	15.41	15.41
#FFFFFF	1.36	1.00	21.00	21.00
#000000	15.41	21.00	1.00	1.00
##000000	15.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F1D957

Deuteranopia (green-blind)

#F6E06A

Tritanopia (blue-blind)

#FFD1C4

Achromatopsia (no color)

#DDDDDD

Design tokens & code

CSS

--color: #efdf64;
/* rgb */ color: rgb(239, 223, 100);
/* oklch */ color: oklch(89.3% 0.144 101.9);

Tailwind

colors: {
  custom: {
    50: '#f7e894',
    500: '#efdf64',
    950: '#000000',
  },
}

SCSS

$custom: #efdf64;
$custom-light: #f7e894;
$custom-dark: #000000;

JSON

{
  "hex": "#efdf64",
  "rgb": {
    "r": 239,
    "g": 223,
    "b": 100
  },
  "hsl": {
    "h": 53.094,
    "s": 81.287,
    "l": 66.471
  },
  "oklch": {
    "l": 0.89327,
    "c": 0.1438,
    "h": 101.9
  },
  "luminance": 0.72046
}

Semantic roles & 50–950 ramp

primary

#EFDF64

secondary

#3545C2

accent

#20DE08

background

#FFFEFC

surface

#FFFCF5

border

#D7D5CF

text

#18160D

muted

#86847F

Preview Lab

Preview with #EFDF64

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

Preview Lab → · Contrast checker → · Palette generator →