#EFE478#EFE478

#EFE478 is a very light, vivid yellow. Relative luminance 0.752; OKLCH L 90.6% C 0.130 H 103.4°. Best body text is #000000 at 16.04:1 contrast (WCAG AA passes).

Color values

HEX	#EFE478
RGB	rgb(239, 228, 120)
HSL	hsl(54, 79%, 70%)
HSV	hsv(54, 50%, 94%)
CMYK	cmyk(0%, 4.6%, 49.8%, 6.3%)
CIE-LAB	lab(89.48, -10.28, 53.54)
CIE-LCH	lch(89.48, 54.52, 100.87°)
OKLab	oklab(90.58% -0.0303 0.1268)
OKLCH	oklch(90.58% 0.13 103.4)
XYZ	xyz(66.7320, 75.1957, 28.7647)
Luminance	0.7519 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFE478 #7883EF

analogous

#EFA878 #EFE478 #BEEF78

triadic

#EFE478 #78EFE4 #E478EF

tetradic

#EFE478 #78EFA8 #7883EF #EF78BE

square

#EFE478 #78EFA8 #7883EF #EF78BE

split-complementary

#EFE478 #78BEEF #A878EF

monochromatic

#D4C219 #E9D941 #EFE478 #F5EFAF #FCFAE4

Accessibility & contrast

On white

1.31

#EFE478 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.04

#EFE478 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFE478

16.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFE478	#FFFFFF	#000000	##000000
##EFE478	1.00	1.31	16.04	16.04
#FFFFFF	1.31	1.00	21.00	21.00
#000000	16.04	21.00	1.00	1.00
##000000	16.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F5DE6E

Deuteranopia (green-blind)

#F8E47D

Tritanopia (blue-blind)

#FED7CB

Achromatopsia (no color)

#E1E1E1

Design tokens & code

CSS

--color: #efe478;
/* rgb */ color: rgb(239, 228, 120);
/* oklch */ color: oklch(90.6% 0.130 103.4);

Tailwind

colors: {
  custom: {
    50: '#f6eca1',
    500: '#efe478',
    950: '#000000',
  },
}

SCSS

$custom: #efe478;
$custom-light: #f6eca1;
$custom-dark: #000000;

JSON

{
  "hex": "#efe478",
  "rgb": {
    "r": 239,
    "g": 228,
    "b": 120
  },
  "hsl": {
    "h": 54.454,
    "s": 78.808,
    "l": 70.392
  },
  "oklch": {
    "l": 0.90579,
    "c": 0.13036,
    "h": 103.4
  },
  "luminance": 0.75194
}

Semantic roles & 50–950 ramp

primary

#EFE478

secondary

#434FC9

accent

#1EDB0A

background

#FFFEFC

surface

#FFFDF5

border

#D7D5CF

text

#17160F

muted

#858480

Preview Lab

Preview with #EFE478

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

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