#EFD563#EFD563

#EFD563 is a very light, vivid yellow. Relative luminance 0.668; OKLCH L 87.3% C 0.136 H 96.6°. Best body text is #000000 at 14.37:1 contrast (WCAG AA passes).

Color values

HEX	#EFD563
RGB	rgb(239, 213, 99)
HSL	hsl(49, 81%, 66%)
HSV	hsv(49, 59%, 94%)
CMYK	cmyk(0%, 10.9%, 58.6%, 6.3%)
CIE-LAB	lab(85.42, -4.37, 58.48)
CIE-LCH	lch(85.42, 58.65, 94.27°)
OKLab	oklab(87.29% -0.0156 0.1353)
OKLCH	oklch(87.29% 0.136 96.6)
XYZ	xyz(61.6455, 66.8429, 21.4568)
Luminance	0.6684 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFD563 #637DEF

analogous

#EF8F63 #EFD563 #C3EF63

triadic

#EFD563 #63EFD5 #D563EF

tetradic

#EFD563 #63EF8F #637DEF #EF63C3

square

#EFD563 #63EF8F #637DEF #EF63C3

split-complementary

#EFD563 #63C3EF #8F63EF

monochromatic

#C4A314 #E9C62B #EFD563 #F5E49B #FAF3D2

Accessibility & contrast

On white

1.46

#EFD563 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.37

#EFD563 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFD563

14.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFD563	#FFFFFF	#000000	##000000
##EFD563	1.00	1.46	14.37	14.37
#FFFFFF	1.46	1.00	21.00	21.00
#000000	14.37	21.00	1.00	1.00
##000000	14.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E8D157

Deuteranopia (green-blind)

#EFD968

Tritanopia (blue-blind)

#FFC7BC

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #efd563;
/* rgb */ color: rgb(239, 213, 99);
/* oklch */ color: oklch(87.3% 0.136 96.6);

Tailwind

colors: {
  custom: {
    50: '#f7e193',
    500: '#efd563',
    950: '#000000',
  },
}

SCSS

$custom: #efd563;
$custom-light: #f7e193;
$custom-dark: #000000;

JSON

{
  "hex": "#efd563",
  "rgb": {
    "r": 239,
    "g": 213,
    "b": 99
  },
  "hsl": {
    "h": 48.857,
    "s": 81.395,
    "l": 66.275
  },
  "oklch": {
    "l": 0.87289,
    "c": 0.13624,
    "h": 96.6
  },
  "luminance": 0.6684
}

Semantic roles & 50–950 ramp

primary

#EFD563

secondary

#354FC1

accent

#2FDE08

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18150D

muted

#86847F

Preview Lab

Preview with #EFD563

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

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