#EFD966#EFD966

#EFD966 is a very light, vivid yellow. Relative luminance 0.689; OKLCH L 88.1% C 0.137 H 98.6°. Best body text is #000000 at 14.79:1 contrast (WCAG AA passes).

Color values

HEX	#EFD966
RGB	rgb(239, 217, 102)
HSL	hsl(50, 81%, 67%)
HSV	hsv(50, 57%, 94%)
CMYK	cmyk(0%, 9.2%, 57.3%, 6.3%)
CIE-LAB	lab(86.47, -6.18, 58.32)
CIE-LCH	lch(86.47, 58.65, 96.05°)
OKLab	oklab(88.13% -0.0205 0.1353)
OKLCH	oklch(88.13% 0.137 98.6)
XYZ	xyz(62.8101, 68.9384, 22.5657)
Luminance	0.6894 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFD966 #667CEF

analogous

#EF9566 #EFD966 #C1EF66

triadic

#EFD966 #66EFD9 #D966EF

tetradic

#EFD966 #66EF95 #667CEF #EF66C1

square

#EFD966 #66EF95 #667CEF #EF66C1

split-complementary

#EFD966 #66C1EF #9566EF

monochromatic

#C6A915 #E9CB2F #EFD966 #F5E79D #FBF5D5

Accessibility & contrast

On white

1.42

#EFD966 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.79

#EFD966 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFD966

14.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFD966	#FFFFFF	#000000	##000000
##EFD966	1.00	1.42	14.79	14.79
#FFFFFF	1.42	1.00	21.00	21.00
#000000	14.79	21.00	1.00	1.00
##000000	14.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EBD45A

Deuteranopia (green-blind)

#F2DC6B

Tritanopia (blue-blind)

#FFCBC0

Achromatopsia (no color)

#D8D8D8

Design tokens & code

CSS

--color: #efd966;
/* rgb */ color: rgb(239, 217, 102);
/* oklch */ color: oklch(88.1% 0.137 98.6);

Tailwind

colors: {
  custom: {
    50: '#f7e495',
    500: '#efd966',
    950: '#000000',
  },
}

SCSS

$custom: #efd966;
$custom-light: #f7e495;
$custom-dark: #000000;

JSON

{
  "hex": "#efd966",
  "rgb": {
    "r": 239,
    "g": 217,
    "b": 102
  },
  "hsl": {
    "h": 50.365,
    "s": 81.065,
    "l": 66.863
  },
  "oklch": {
    "l": 0.88129,
    "c": 0.13688,
    "h": 98.6
  },
  "luminance": 0.68936
}

Semantic roles & 50–950 ramp

primary

#EFD966

secondary

#364DC3

accent

#2ADD08

background

#FFFEFC

surface

#FFFCF5

border

#D7D5CF

text

#18150D

muted

#86847F

Preview Lab

Preview with #EFD966

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

Preview Lab → · Contrast checker → · Palette generator →