#EFDE5B#EFDE5B

#EFDE5B is a very light, vivid yellow. Relative luminance 0.713; OKLCH L 89.0% C 0.150 H 101.9°. Best body text is #000000 at 15.27:1 contrast (WCAG AA passes).

Color values

HEX	#EFDE5B
RGB	rgb(239, 222, 91)
HSL	hsl(53, 82%, 65%)
HSV	hsv(53, 62%, 94%)
CMYK	cmyk(0%, 7.1%, 61.9%, 6.3%)
CIE-LAB	lab(87.66, -9.44, 64.43)
CIE-LCH	lch(87.66, 65.12, 98.34°)
OKLab	oklab(89.04% -0.031 0.147)
OKLCH	oklch(89.04% 0.15 101.9)
XYZ	xyz(63.6087, 71.3511, 20.3171)
Luminance	0.7135 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFDE5B #5B6CEF

analogous

#EF945B #EFDE5B #B6EF5B

triadic

#EFDE5B #5BEFDE #DE5BEF

tetradic

#EFDE5B #5BEF94 #5B6CEF #EF5BB6

square

#EFDE5B #5BEF94 #5B6CEF #EF5BB6

split-complementary

#EFDE5B #5BB6EF #945BEF

monochromatic

#BDAA12 #EAD323 #EFDE5B #F4E993 #FAF4CB

Accessibility & contrast

On white

1.38

#EFDE5B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.27

#EFDE5B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFDE5B

15.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFDE5B	#FFFFFF	#000000	##000000
##EFDE5B	1.00	1.38	15.27	15.27
#FFFFFF	1.38	1.00	21.00	21.00
#000000	15.27	21.00	1.00	1.00
##000000	15.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F1D84C

Deuteranopia (green-blind)

#F6DF62

Tritanopia (blue-blind)

#FFD0C2

Achromatopsia (no color)

#DCDCDC

Design tokens & code

CSS

--color: #efde5b;
/* rgb */ color: rgb(239, 222, 91);
/* oklch */ color: oklch(89.0% 0.150 101.9);

Tailwind

colors: {
  custom: {
    50: '#f7e88f',
    500: '#efde5b',
    950: '#000000',
  },
}

SCSS

$custom: #efde5b;
$custom-light: #f7e88f;
$custom-dark: #000000;

JSON

{
  "hex": "#efde5b",
  "rgb": {
    "r": 239,
    "g": 222,
    "b": 91
  },
  "hsl": {
    "h": 53.108,
    "s": 82.222,
    "l": 64.706
  },
  "oklch": {
    "l": 0.89035,
    "c": 0.1502,
    "h": 101.9
  },
  "luminance": 0.71349
}

Semantic roles & 50–950 ramp

primary

#EFDE5B

secondary

#3342BC

accent

#20DF07

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18160D

muted

#86847F

Preview Lab

Preview with #EFDE5B

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

Preview Lab → · Contrast checker → · Palette generator →