#EFDF91#EFDF91

#EFDF91 is a very light, moderate yellow. Relative luminance 0.732; OKLCH L 89.9% C 0.099 H 98.0°. Best body text is #000000 at 15.63:1 contrast (WCAG AA passes).

Color values

HEX	#EFDF91
RGB	rgb(239, 223, 145)
HSL	hsl(50, 75%, 75%)
HSV	hsv(50, 39%, 94%)
CMYK	cmyk(0%, 6.7%, 39.3%, 6.3%)
CIE-LAB	lab(88.53, -5.36, 40.19)
CIE-LCH	lch(88.53, 40.55, 97.59°)
OKLab	oklab(89.93% -0.0139 0.0985)
OKLCH	oklch(89.93% 0.099 98)
XYZ	xyz(67.0964, 73.1725, 37.3719)
Luminance	0.7317 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFDF91 #91A1EF

analogous

#EFB091 #EFDF91 #D0EF91

triadic

#EFDF91 #91EFDF #DF91EF

tetradic

#EFDF91 #91EFB0 #91A1EF #EF91D0

square

#EFDF91 #91EFB0 #91A1EF #EF91D0

split-complementary

#EFDF91 #91D0EF #B091EF

monochromatic

#DFC026 #E7CF5C #EFDF91 #F7EFC6 #FBF7E4

Accessibility & contrast

On white

1.34

#EFDF91 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.63

#EFDF91 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFDF91

15.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFDF91	#FFFFFF	#000000	##000000
##EFDF91	1.00	1.34	15.63	15.63
#FFFFFF	1.34	1.00	21.00	21.00
#000000	15.63	21.00	1.00	1.00
##000000	15.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EDDB8B

Deuteranopia (green-blind)

#F2E194

Tritanopia (blue-blind)

#FCD4CB

Achromatopsia (no color)

#DEDEDE

Design tokens & code

CSS

--color: #efdf91;
/* rgb */ color: rgb(239, 223, 145);
/* oklch */ color: oklch(89.9% 0.099 98.0);

Tailwind

colors: {
  custom: {
    50: '#f5e8b2',
    500: '#efdf91',
    950: '#000000',
  },
}

SCSS

$custom: #efdf91;
$custom-light: #f5e8b2;
$custom-dark: #000000;

JSON

{
  "hex": "#efdf91",
  "rgb": {
    "r": 239,
    "g": 223,
    "b": 145
  },
  "hsl": {
    "h": 49.787,
    "s": 74.603,
    "l": 75.294
  },
  "oklch": {
    "l": 0.89928,
    "c": 0.09946,
    "h": 98
  },
  "luminance": 0.7317
}

Semantic roles & 50–950 ramp

primary

#EFDF91

secondary

#596DCB

accent

#31D70F

background

#FFFEFD

surface

#FFFCF8

border

#D7D5D1

text

#171611

muted

#858481

Preview Lab

Preview with #EFDF91

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

Preview Lab → · Contrast checker → · Palette generator →