#EFE99F#EFE99F

#EFE99F is a very light, moderate yellow. Relative luminance 0.791; OKLCH L 92.2% C 0.094 H 104.1°. Best body text is #000000 at 16.83:1 contrast (WCAG AA passes).

Color values

HEX	#EFE99F
RGB	rgb(239, 233, 159)
HSL	hsl(56, 71%, 78%)
HSV	hsv(56, 33%, 94%)
CMYK	cmyk(0%, 2.5%, 33.5%, 6.3%)
CIE-LAB	lab(91.29, -8.82, 36.76)
CIE-LCH	lch(91.29, 37.80, 103.49°)
OKLab	oklab(92.19% -0.0229 0.0911)
OKLCH	oklch(92.19% 0.094 104.1)
XYZ	xyz(70.9943, 79.1333, 44.3286)
Luminance	0.7913 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFE99F #9FA5EF

analogous

#EFC19F #EFE99F #CDEF9F

triadic

#EFE99F #9FEFE9 #E99FEF

tetradic

#EFE99F #9FEFC1 #9FA5EF #EF9FCD

square

#EFE99F #9FEFC1 #9FA5EF #EF9FCD

split-complementary

#EFE99F #9FCDEF #C19FEF

monochromatic

#DED136 #E6DD6B #EFE99F #F8F5D3 #FBF9E5

Accessibility & contrast

On white

1.25

#EFE99F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.83

#EFE99F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFE99F

16.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFE99F	#FFFFFF	#000000	##000000
##EFE99F	1.00	1.25	16.83	16.83
#FFFFFF	1.25	1.00	21.00	21.00
#000000	16.83	21.00	1.00	1.00
##000000	16.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F6E49A

Deuteranopia (green-blind)

#F8E8A2

Tritanopia (blue-blind)

#FAE0D6

Achromatopsia (no color)

#E6E6E6

Design tokens & code

CSS

--color: #efe99f;
/* rgb */ color: rgb(239, 233, 159);
/* oklch */ color: oklch(92.2% 0.094 104.1);

Tailwind

colors: {
  custom: {
    50: '#f5efbc',
    500: '#efe99f',
    950: '#000000',
  },
}

SCSS

$custom: #efe99f;
$custom-light: #f5efbc;
$custom-dark: #000000;

JSON

{
  "hex": "#efe99f",
  "rgb": {
    "r": 239,
    "g": 233,
    "b": 159
  },
  "hsl": {
    "h": 55.5,
    "s": 71.429,
    "l": 78.039
  },
  "oklch": {
    "l": 0.92186,
    "c": 0.09391,
    "h": 104.1
  },
  "luminance": 0.79132
}

Semantic roles & 50–950 ramp

primary

#EFE99F

secondary

#666ECC

accent

#21D312

background

#FFFFFD

surface

#FEFEF8

border

#D6D6D1

text

#171612

muted

#858582

Preview Lab

Preview with #EFE99F

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

Preview Lab → · Contrast checker → · Palette generator →