#EFD366#EFD366

#EFD366 is a very light, vivid yellow. Relative luminance 0.659; OKLCH L 86.9% C 0.132 H 95.1°. Best body text is #000000 at 14.18:1 contrast (WCAG AA passes).

Color values

HEX	#EFD366
RGB	rgb(239, 211, 102)
HSL	hsl(48, 81%, 67%)
HSV	hsv(48, 57%, 94%)
CMYK	cmyk(0%, 11.7%, 57.3%, 6.3%)
CIE-LAB	lab(84.95, -3.14, 56.58)
CIE-LCH	lch(84.95, 56.67, 93.18°)
OKLab	oklab(86.92% -0.0117 0.1316)
OKLCH	oklch(86.92% 0.132 95.1)
XYZ	xyz(61.2916, 65.9014, 22.0596)
Luminance	0.6590 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFD366 #6682EF

analogous

#EF8F66 #EFD366 #C7EF66

triadic

#EFD366 #66EFD3 #D366EF

tetradic

#EFD366 #66EF8F #6682EF #EF66C7

square

#EFD366 #66EF8F #6682EF #EF66C7

split-complementary

#EFD366 #66C7EF #8F66EF

monochromatic

#C6A215 #E9C32F #EFD366 #F5E39D #FBF3D5

Accessibility & contrast

On white

1.48

#EFD366 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.18

#EFD366 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFD366

14.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFD366	#FFFFFF	#000000	##000000
##EFD366	1.00	1.48	14.18	14.18
#FFFFFF	1.48	1.00	21.00	21.00
#000000	14.18	21.00	1.00	1.00
##000000	14.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E6CF5B

Deuteranopia (green-blind)

#EDD86B

Tritanopia (blue-blind)

#FFC5BB

Achromatopsia (no color)

#D4D4D4

Design tokens & code

CSS

--color: #efd366;
/* rgb */ color: rgb(239, 211, 102);
/* oklch */ color: oklch(86.9% 0.132 95.1);

Tailwind

colors: {
  custom: {
    50: '#f7e095',
    500: '#efd366',
    950: '#000000',
  },
}

SCSS

$custom: #efd366;
$custom-light: #f7e095;
$custom-dark: #000000;

JSON

{
  "hex": "#efd366",
  "rgb": {
    "r": 239,
    "g": 211,
    "b": 102
  },
  "hsl": {
    "h": 47.737,
    "s": 81.065,
    "l": 66.863
  },
  "oklch": {
    "l": 0.8692,
    "c": 0.13212,
    "h": 95.1
  },
  "luminance": 0.65899
}

Semantic roles & 50–950 ramp

primary

#EFD366

secondary

#3653C3

accent

#34DD08

background

#FFFEFC

surface

#FFFCF5

border

#D7D5CF

text

#18150D

muted

#86847F

Preview Lab

Preview with #EFD366

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

Preview Lab → · Contrast checker → · Palette generator →