#EFE99B#EFE99B

#EFE99B is a very light, moderate yellow. Relative luminance 0.790; OKLCH L 92.1% C 0.099 H 104.4°. Best body text is #000000 at 16.80:1 contrast (WCAG AA passes).

Color values

HEX	#EFE99B
RGB	rgb(239, 233, 155)
HSL	hsl(56, 72%, 77%)
HSV	hsv(56, 35%, 94%)
CMYK	cmyk(0%, 2.5%, 35.1%, 6.3%)
CIE-LAB	lab(91.23, -9.28, 38.69)
CIE-LCH	lch(91.23, 39.78, 103.49°)
OKLab	oklab(92.12% -0.0245 0.0954)
OKLCH	oklch(92.12% 0.099 104.4)
XYZ	xyz(70.6528, 78.9967, 42.5300)
Luminance	0.7900 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFE99B #9BA1EF

analogous

#EFBF9B #EFE99B #CBEF9B

triadic

#EFE99B #9BEFE9 #E99BEF

tetradic

#EFE99B #9BEFBF #9BA1EF #EF9BCB

square

#EFE99B #9BEFBF #9BA1EF #EF9BCB

split-complementary

#EFE99B #9BCBEF #BF9BEF

monochromatic

#DED231 #E7DD66 #EFE99B #F7F5D0 #FBF9E5

Accessibility & contrast

On white

1.25

#EFE99B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.80

#EFE99B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFE99B

16.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFE99B	#FFFFFF	#000000	##000000
##EFE99B	1.00	1.25	16.80	16.80
#FFFFFF	1.25	1.00	21.00	21.00
#000000	16.80	21.00	1.00	1.00
##000000	16.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F6E495

Deuteranopia (green-blind)

#F9E89E

Tritanopia (blue-blind)

#FBDFD5

Achromatopsia (no color)

#E6E6E6

Design tokens & code

CSS

--color: #efe99b;
/* rgb */ color: rgb(239, 233, 155);
/* oklch */ color: oklch(92.1% 0.099 104.4);

Tailwind

colors: {
  custom: {
    50: '#f5efb9',
    500: '#efe99b',
    950: '#000000',
  },
}

SCSS

$custom: #efe99b;
$custom-light: #f5efb9;
$custom-dark: #000000;

JSON

{
  "hex": "#efe99b",
  "rgb": {
    "r": 239,
    "g": 233,
    "b": 155
  },
  "hsl": {
    "h": 55.714,
    "s": 72.414,
    "l": 77.255
  },
  "oklch": {
    "l": 0.92117,
    "c": 0.0985,
    "h": 104.4
  },
  "luminance": 0.78995
}

Semantic roles & 50–950 ramp

primary

#EFE99B

secondary

#626ACC

accent

#1FD411

background

#FFFFFD

surface

#FFFEF8

border

#D7D6D1

text

#171611

muted

#858581

Preview Lab

Preview with #EFE99B

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

Preview Lab → · Contrast checker → · Palette generator →