#EFE471#EFE471

#EFE471 is a very light, vivid yellow. Relative luminance 0.750; OKLCH L 90.5% C 0.137 H 103.8°. Best body text is #000000 at 16.01:1 contrast (WCAG AA passes).

Color values

HEX	#EFE471
RGB	rgb(239, 228, 113)
HSL	hsl(55, 80%, 69%)
HSV	hsv(55, 53%, 94%)
CMYK	cmyk(0%, 4.6%, 52.7%, 6.3%)
CIE-LAB	lab(89.41, -10.86, 56.70)
CIE-LCH	lch(89.41, 57.73, 100.84°)
OKLab	oklab(90.49% -0.0327 0.133)
OKLCH	oklch(90.49% 0.137 103.8)
XYZ	xyz(66.3226, 75.0320, 26.6086)
Luminance	0.7503 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFE471 #717CEF

analogous

#EFA571 #EFE471 #BBEF71

triadic

#EFE471 #71EFE4 #E471EF

tetradic

#EFE471 #71EFA5 #717CEF #EF71BB

square

#EFE471 #71EFA5 #717CEF #EF71BB

split-complementary

#EFE471 #71BBEF #A571EF

monochromatic

#CEBE17 #E9DA3A #EFE471 #F5EEA8 #FBF9DF

Accessibility & contrast

On white

1.31

#EFE471 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.01

#EFE471 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFE471

16.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFE471	#FFFFFF	#000000	##000000
##EFE471	1.00	1.31	16.01	16.01
#FFFFFF	1.31	1.00	21.00	21.00
#000000	16.01	21.00	1.00	1.00
##000000	16.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F5DD66

Deuteranopia (green-blind)

#F9E377

Tritanopia (blue-blind)

#FED7CA

Achromatopsia (no color)

#E1E1E1

Design tokens & code

CSS

--color: #efe471;
/* rgb */ color: rgb(239, 228, 113);
/* oklch */ color: oklch(90.5% 0.137 103.8);

Tailwind

colors: {
  custom: {
    50: '#f7ec9d',
    500: '#efe471',
    950: '#000000',
  },
}

SCSS

$custom: #efe471;
$custom-light: #f7ec9d;
$custom-dark: #000000;

JSON

{
  "hex": "#efe471",
  "rgb": {
    "r": 239,
    "g": 228,
    "b": 113
  },
  "hsl": {
    "h": 54.762,
    "s": 79.747,
    "l": 69.02
  },
  "oklch": {
    "l": 0.90493,
    "c": 0.13697,
    "h": 103.8
  },
  "luminance": 0.7503
}

Semantic roles & 50–950 ramp

primary

#EFE471

secondary

#3C49C8

accent

#1CDC09

background

#FFFEFC

surface

#FFFDF5

border

#D7D5CF

text

#17160E

muted

#85847F

Preview Lab

Preview with #EFE471

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

Preview Lab → · Contrast checker → · Palette generator →