#EFE99C#EFE99C

#EFE99C is a very light, moderate yellow. Relative luminance 0.790; OKLCH L 92.1% C 0.097 H 104.3°. Best body text is #000000 at 16.81:1 contrast (WCAG AA passes).

Color values

HEX	#EFE99C
RGB	rgb(239, 233, 156)
HSL	hsl(56, 72%, 77%)
HSV	hsv(56, 35%, 94%)
CMYK	cmyk(0%, 2.5%, 34.7%, 6.3%)
CIE-LAB	lab(91.25, -9.16, 38.21)
CIE-LCH	lch(91.25, 39.29, 103.49°)
OKLab	oklab(92.13% -0.0241 0.0943)
OKLCH	oklch(92.13% 0.097 104.3)
XYZ	xyz(70.7371, 79.0304, 42.9741)
Luminance	0.7903 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFE99C #9CA2EF

analogous

#EFC09C #EFE99C #CBEF9C

triadic

#EFE99C #9CEFE9 #E99CEF

tetradic

#EFE99C #9CEFC0 #9CA2EF #EF9CCB

square

#EFE99C #9CEFC0 #9CA2EF #EF9CCB

split-complementary

#EFE99C #9CCBEF #C09CEF

monochromatic

#DED233 #E6DD67 #EFE99C #F8F5D1 #FBF9E5

Accessibility & contrast

On white

1.25

#EFE99C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.81

#EFE99C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFE99C

16.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFE99C	#FFFFFF	#000000	##000000
##EFE99C	1.00	1.25	16.81	16.81
#FFFFFF	1.25	1.00	21.00	21.00
#000000	16.81	21.00	1.00	1.00
##000000	16.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F6E496

Deuteranopia (green-blind)

#F8E89F

Tritanopia (blue-blind)

#FBDFD5

Achromatopsia (no color)

#E6E6E6

Design tokens & code

CSS

--color: #efe99c;
/* rgb */ color: rgb(239, 233, 156);
/* oklch */ color: oklch(92.1% 0.097 104.3);

Tailwind

colors: {
  custom: {
    50: '#f5efba',
    500: '#efe99c',
    950: '#000000',
  },
}

SCSS

$custom: #efe99c;
$custom-light: #f5efba;
$custom-dark: #000000;

JSON

{
  "hex": "#efe99c",
  "rgb": {
    "r": 239,
    "g": 233,
    "b": 156
  },
  "hsl": {
    "h": 55.663,
    "s": 72.174,
    "l": 77.451
  },
  "oklch": {
    "l": 0.92134,
    "c": 0.09736,
    "h": 104.3
  },
  "luminance": 0.79029
}

Semantic roles & 50–950 ramp

primary

#EFE99C

secondary

#636BCC

accent

#1FD411

background

#FFFFFD

surface

#FEFEF8

border

#D6D6D1

text

#171611

muted

#858581

Preview Lab

Preview with #EFE99C

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

Preview Lab → · Contrast checker → · Palette generator →