#EFE783#EFE783

#EFE783 is a very light, vivid yellow. Relative luminance 0.771; OKLCH L 91.3% C 0.122 H 104.5°. Best body text is #000000 at 16.43:1 contrast (WCAG AA passes).

Color values

HEX	#EFE783
RGB	rgb(239, 231, 131)
HSL	hsl(56, 77%, 73%)
HSV	hsv(56, 45%, 94%)
CMYK	cmyk(0%, 3.3%, 45.2%, 6.3%)
CIE-LAB	lab(90.39, -10.78, 49.41)
CIE-LCH	lch(90.39, 50.57, 102.31°)
OKLab	oklab(91.34% -0.0307 0.1185)
OKLCH	oklch(91.34% 0.122 104.5)
XYZ	xyz(68.2708, 77.1431, 32.7621)
Luminance	0.7714 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFE783 #838BEF

analogous

#EFB183 #EFE783 #C1EF83

triadic

#EFE783 #83EFE7 #E783EF

tetradic

#EFE783 #83EFB1 #838BEF #EF83C1

square

#EFE783 #83EFB1 #838BEF #EF83C1

split-complementary

#EFE783 #83C1EF #B183EF

monochromatic

#DBCD1C #E8DD4D #EFE783 #F6F1B9 #FCFAE4

Accessibility & contrast

On white

1.28

#EFE783 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.43

#EFE783 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFE783

16.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFE783	#FFFFFF	#000000	##000000
##EFE783	1.00	1.28	16.43	16.43
#FFFFFF	1.28	1.00	21.00	21.00
#000000	16.43	21.00	1.00	1.00
##000000	16.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F7E17B

Deuteranopia (green-blind)

#FAE687

Tritanopia (blue-blind)

#FDDBCF

Achromatopsia (no color)

#E3E3E3

Design tokens & code

CSS

--color: #efe783;
/* rgb */ color: rgb(239, 231, 131);
/* oklch */ color: oklch(91.3% 0.122 104.5);

Tailwind

colors: {
  custom: {
    50: '#f6eea9',
    500: '#efe783',
    950: '#000000',
  },
}

SCSS

$custom: #efe783;
$custom-light: #f6eea9;
$custom-dark: #000000;

JSON

{
  "hex": "#efe783",
  "rgb": {
    "r": 239,
    "g": 231,
    "b": 131
  },
  "hsl": {
    "h": 55.556,
    "s": 77.143,
    "l": 72.549
  },
  "oklch": {
    "l": 0.91338,
    "c": 0.12242,
    "h": 104.5
  },
  "luminance": 0.77141
}

Semantic roles & 50–950 ramp

primary

#EFE783

secondary

#4D56CA

accent

#1BD90C

background

#FFFFFD

surface

#FFFEF7

border

#D7D6D0

text

#171610

muted

#858581

Preview Lab

Preview with #EFE783

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

Preview Lab → · Contrast checker → · Palette generator →