#EFDE58#EFDE58

#EFDE58 is a very light, vivid yellow. Relative luminance 0.713; OKLCH L 89.0% C 0.152 H 102.1°. Best body text is #000000 at 15.26:1 contrast (WCAG AA passes).

Color values

HEX	#EFDE58
RGB	rgb(239, 222, 88)
HSL	hsl(53, 83%, 64%)
HSV	hsv(53, 63%, 94%)
CMYK	cmyk(0%, 7.1%, 63.2%, 6.3%)
CIE-LAB	lab(87.63, -9.63, 65.65)
CIE-LCH	lch(87.63, 66.35, 98.34°)
OKLab	oklab(89.01% -0.0319 0.1491)
OKLCH	oklch(89.01% 0.153 102.1)
XYZ	xyz(63.4818, 71.3004, 19.6491)
Luminance	0.7130 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFDE58 #5869EF

analogous

#EF9358 #EFDE58 #B5EF58

triadic

#EFDE58 #58EFDE #DE58EF

tetradic

#EFDE58 #58EF93 #5869EF #EF58B5

square

#EFDE58 #58EF93 #5869EF #EF58B5

split-complementary

#EFDE58 #58B5EF #9358EF

monochromatic

#BBA812 #EAD320 #EFDE58 #F4E990 #FAF4C8

Accessibility & contrast

On white

1.38

#EFDE58 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.26

#EFDE58 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFDE58

15.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFDE58	#FFFFFF	#000000	##000000
##EFDE58	1.00	1.38	15.26	15.26
#FFFFFF	1.38	1.00	21.00	21.00
#000000	15.26	21.00	1.00	1.00
##000000	15.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F1D748

Deuteranopia (green-blind)

#F6DF60

Tritanopia (blue-blind)

#FFCFC2

Achromatopsia (no color)

#DCDCDC

Design tokens & code

CSS

--color: #efde58;
/* rgb */ color: rgb(239, 222, 88);
/* oklch */ color: oklch(89.0% 0.152 102.1);

Tailwind

colors: {
  custom: {
    50: '#f8e88d',
    500: '#efde58',
    950: '#000000',
  },
}

SCSS

$custom: #efde58;
$custom-light: #f8e88d;
$custom-dark: #000000;

JSON

{
  "hex": "#efde58",
  "rgb": {
    "r": 239,
    "g": 222,
    "b": 88
  },
  "hsl": {
    "h": 53.245,
    "s": 82.514,
    "l": 64.118
  },
  "oklch": {
    "l": 0.89007,
    "c": 0.1525,
    "h": 102.1
  },
  "luminance": 0.71298
}

Semantic roles & 50–950 ramp

primary

#EFDE58

secondary

#3241BA

accent

#1FDF07

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18160D

muted

#86847F

Preview Lab

Preview with #EFDE58

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

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