#EFDB66#EFDB66

#EFDB66 is a very light, vivid yellow. Relative luminance 0.700; OKLCH L 88.5% C 0.139 H 99.7°. Best body text is #000000 at 14.99:1 contrast (WCAG AA passes).

Color values

HEX	#EFDB66
RGB	rgb(239, 219, 102)
HSL	hsl(51, 81%, 67%)
HSV	hsv(51, 57%, 94%)
CMYK	cmyk(0%, 8.4%, 57.3%, 6.3%)
CIE-LAB	lab(86.98, -7.19, 58.90)
CIE-LCH	lch(86.98, 59.34, 96.96°)
OKLab	oklab(88.54% -0.0234 0.1366)
OKLCH	oklch(88.54% 0.139 99.7)
XYZ	xyz(63.3287, 69.9756, 22.7386)
Luminance	0.6997 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFDB66 #667AEF

analogous

#EF9766 #EFDB66 #BFEF66

triadic

#EFDB66 #66EFDB #DB66EF

tetradic

#EFDB66 #66EF97 #667AEF #EF66BF

square

#EFDB66 #66EF97 #667AEF #EF66BF

split-complementary

#EFDB66 #66BFEF #9766EF

monochromatic

#C6AC15 #E9CE2F #EFDB66 #F5E89D #FBF5D5

Accessibility & contrast

On white

1.40

#EFDB66 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.99

#EFDB66 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFDB66

14.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFDB66	#FFFFFF	#000000	##000000
##EFDB66	1.00	1.40	14.99	14.99
#FFFFFF	1.40	1.00	21.00	21.00
#000000	14.99	21.00	1.00	1.00
##000000	14.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EDD65A

Deuteranopia (green-blind)

#F3DD6C

Tritanopia (blue-blind)

#FFCDC1

Achromatopsia (no color)

#DADADA

Design tokens & code

CSS

--color: #efdb66;
/* rgb */ color: rgb(239, 219, 102);
/* oklch */ color: oklch(88.5% 0.139 99.7);

Tailwind

colors: {
  custom: {
    50: '#f7e595',
    500: '#efdb66',
    950: '#000000',
  },
}

SCSS

$custom: #efdb66;
$custom-light: #f7e595;
$custom-dark: #000000;

JSON

{
  "hex": "#efdb66",
  "rgb": {
    "r": 239,
    "g": 219,
    "b": 102
  },
  "hsl": {
    "h": 51.241,
    "s": 81.065,
    "l": 66.863
  },
  "oklch": {
    "l": 0.88535,
    "c": 0.13858,
    "h": 99.7
  },
  "luminance": 0.69973
}

Semantic roles & 50–950 ramp

primary

#EFDB66

secondary

#364BC3

accent

#27DD08

background

#FFFEFC

surface

#FFFCF5

border

#D7D5CF

text

#18150E

muted

#86847F

Preview Lab

Preview with #EFDB66

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

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