#EFE559#EFE559

#EFE559 is a very light, vivid yellow. Relative luminance 0.751; OKLCH L 90.5% C 0.158 H 105.2°. Best body text is #000000 at 16.02:1 contrast (WCAG AA passes).

Color values

HEX	#EFE559
RGB	rgb(239, 229, 89)
HSL	hsl(56, 82%, 64%)
HSV	hsv(56, 63%, 94%)
CMYK	cmyk(0%, 4.2%, 62.8%, 6.3%)
CIE-LAB	lab(89.45, -13.04, 67.17)
CIE-LCH	lch(89.45, 68.43, 100.99°)
OKLab	oklab(90.45% -0.0415 0.1525)
OKLCH	oklch(90.45% 0.158 105.2)
XYZ	xyz(65.4215, 75.1129, 20.5014)
Luminance	0.7511 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFE559 #5963EF

analogous

#EF9A59 #EFE559 #AEEF59

triadic

#EFE559 #59EFE5 #E559EF

tetradic

#EFE559 #59EF9A #5963EF #EF59AE

square

#EFE559 #59EF9A #5963EF #EF59AE

split-complementary

#EFE559 #59AEEF #9A59EF

monochromatic

#BCB012 #EADC21 #EFE559 #F4EE91 #FAF6C9

Accessibility & contrast

On white

1.31

#EFE559 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.02

#EFE559 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFE559

16.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFE559	#FFFFFF	#000000	##000000
##EFE559	1.00	1.31	16.02	16.02
#FFFFFF	1.31	1.00	21.00	21.00
#000000	16.02	21.00	1.00	1.00
##000000	16.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F8DD48

Deuteranopia (green-blind)

#FBE461

Tritanopia (blue-blind)

#FFD7C8

Achromatopsia (no color)

#E1E1E1

Design tokens & code

CSS

--color: #efe559;
/* rgb */ color: rgb(239, 229, 89);
/* oklch */ color: oklch(90.5% 0.158 105.2);

Tailwind

colors: {
  custom: {
    50: '#f7ec8e',
    500: '#efe559',
    950: '#000000',
  },
}

SCSS

$custom: #efe559;
$custom-light: #f7ec8e;
$custom-dark: #000000;

JSON

{
  "hex": "#efe559",
  "rgb": {
    "r": 239,
    "g": 229,
    "b": 89
  },
  "hsl": {
    "h": 56,
    "s": 82.418,
    "l": 64.314
  },
  "oklch": {
    "l": 0.90453,
    "c": 0.15804,
    "h": 105.2
  },
  "luminance": 0.75111
}

Semantic roles & 50–950 ramp

primary

#EFE559

secondary

#323BBA

accent

#15DF07

background

#FFFEFC

surface

#FFFDF4

border

#D7D5CE

text

#18160D

muted

#86847F

Preview Lab

Preview with #EFE559

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

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