#EFE063#EFE063

#EFE063 is a very light, vivid yellow. Relative luminance 0.726; OKLCH L 89.5% C 0.146 H 102.5°. Best body text is #000000 at 15.51:1 contrast (WCAG AA passes).

Color values

HEX	#EFE063
RGB	rgb(239, 224, 99)
HSL	hsl(54, 81%, 66%)
HSV	hsv(54, 59%, 94%)
CMYK	cmyk(0%, 6.3%, 58.6%, 6.3%)
CIE-LAB	lab(88.24, -9.91, 61.64)
CIE-LCH	lch(88.24, 62.43, 99.13°)
OKLab	oklab(89.52% -0.0315 0.1421)
OKLCH	oklch(89.52% 0.146 102.5)
XYZ	xyz(64.5067, 72.5653, 22.4106)
Luminance	0.7256 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFE063 #6372EF

analogous

#EF9A63 #EFE063 #B8EF63

triadic

#EFE063 #63EFE0 #E063EF

tetradic

#EFE063 #63EF9A #6372EF #EF63B8

square

#EFE063 #63EF9A #6372EF #EF63B8

split-complementary

#EFE063 #63B8EF #9A63EF

monochromatic

#C4B114 #E9D52B #EFE063 #F5EB9B #FAF6D2

Accessibility & contrast

On white

1.35

#EFE063 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.51

#EFE063 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFE063

15.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFE063	#FFFFFF	#000000	##000000
##EFE063	1.00	1.35	15.51	15.51
#FFFFFF	1.35	1.00	21.00	21.00
#000000	15.51	21.00	1.00	1.00
##000000	15.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F2D956

Deuteranopia (green-blind)

#F7E06A

Tritanopia (blue-blind)

#FFD2C5

Achromatopsia (no color)

#DDDDDD

Design tokens & code

CSS

--color: #efe063;
/* rgb */ color: rgb(239, 224, 99);
/* oklch */ color: oklch(89.5% 0.146 102.5);

Tailwind

colors: {
  custom: {
    50: '#f7e994',
    500: '#efe063',
    950: '#000000',
  },
}

SCSS

$custom: #efe063;
$custom-light: #f7e994;
$custom-dark: #000000;

JSON

{
  "hex": "#efe063",
  "rgb": {
    "r": 239,
    "g": 224,
    "b": 99
  },
  "hsl": {
    "h": 53.571,
    "s": 81.395,
    "l": 66.275
  },
  "oklch": {
    "l": 0.89521,
    "c": 0.14553,
    "h": 102.5
  },
  "luminance": 0.72563
}

Semantic roles & 50–950 ramp

primary

#EFE063

secondary

#3544C1

accent

#1FDE08

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18160D

muted

#86847F

Preview Lab

Preview with #EFE063

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

Preview Lab → · Contrast checker → · Palette generator →