#EFDF81#EFDF81

#EFDF81 is a very light, moderate yellow. Relative luminance 0.727; OKLCH L 89.7% C 0.117 H 99.8°. Best body text is #000000 at 15.54:1 contrast (WCAG AA passes).

Color values

HEX	#EFDF81
RGB	rgb(239, 223, 129)
HSL	hsl(51, 77%, 72%)
HSV	hsv(51, 46%, 94%)
CMYK	cmyk(0%, 6.7%, 46%, 6.3%)
CIE-LAB	lab(88.31, -6.97, 47.81)
CIE-LCH	lch(88.31, 48.32, 98.29°)
OKLab	oklab(89.68% -0.0199 0.1148)
OKLCH	oklch(89.68% 0.117 99.8)
XYZ	xyz(65.9485, 72.7133, 31.3258)
Luminance	0.7271 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFDF81 #8191EF

analogous

#EFA881 #EFDF81 #C8EF81

triadic

#EFDF81 #81EFDF #DF81EF

tetradic

#EFDF81 #81EFA8 #8191EF #EF81C8

square

#EFDF81 #81EFA8 #8191EF #EF81C8

split-complementary

#EFDF81 #81C8EF #A881EF

monochromatic

#DABE1C #E8D14B #EFDF81 #F6EDB7 #FCF8E4

Accessibility & contrast

On white

1.35

#EFDF81 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.54

#EFDF81 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFDF81

15.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFDF81	#FFFFFF	#000000	##000000
##EFDF81	1.00	1.35	15.54	15.54
#FFFFFF	1.35	1.00	21.00	21.00
#000000	15.54	21.00	1.00	1.00
##000000	15.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EFDA79

Deuteranopia (green-blind)

#F4E085

Tritanopia (blue-blind)

#FED3C9

Achromatopsia (no color)

#DEDEDE

Design tokens & code

CSS

--color: #efdf81;
/* rgb */ color: rgb(239, 223, 129);
/* oklch */ color: oklch(89.7% 0.117 99.8);

Tailwind

colors: {
  custom: {
    50: '#f6e8a7',
    500: '#efdf81',
    950: '#000000',
  },
}

SCSS

$custom: #efdf81;
$custom-light: #f6e8a7;
$custom-dark: #000000;

JSON

{
  "hex": "#efdf81",
  "rgb": {
    "r": 239,
    "g": 223,
    "b": 129
  },
  "hsl": {
    "h": 51.273,
    "s": 77.465,
    "l": 72.157
  },
  "oklch": {
    "l": 0.89683,
    "c": 0.11654,
    "h": 99.8
  },
  "luminance": 0.72711
}

Semantic roles & 50–950 ramp

primary

#EFDF81

secondary

#4B5DC9

accent

#2ADA0C

background

#FFFEFC

surface

#FFFCF6

border

#D7D5D0

text

#171610

muted

#858480

Preview Lab

Preview with #EFDF81

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

Preview Lab → · Contrast checker → · Palette generator →