#EFEF77#EFEF77

#EFEF77 is a very light, vivid yellow. Relative luminance 0.814; OKLCH L 92.8% C 0.143 H 108.9°. Best body text is #000000 at 17.28:1 contrast (WCAG AA passes).

Color values

HEX	#EFEF77
RGB	rgb(239, 239, 119)
HSL	hsl(60, 79%, 70%)
HSV	hsv(60, 50%, 94%)
CMYK	cmyk(0%, 0%, 50.2%, 6.3%)
CIE-LAB	lab(92.32, -15.79, 57.36)
CIE-LCH	lch(92.32, 59.49, 105.39°)
OKLab	oklab(92.83% -0.0462 0.135)
OKLCH	oklch(92.83% 0.143 108.9)
XYZ	xyz(69.7945, 81.4173, 29.4877)
Luminance	0.8142 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFEF77 #7777EF

analogous

#EFB377 #EFEF77 #B3EF77

triadic

#EFEF77 #77EFEF #EF77EF

tetradic

#EFEF77 #77EFB3 #7777EF #EF77B3

square

#EFEF77 #77EFB3 #7777EF #EF77B3

split-complementary

#EFEF77 #77B3EF #B377EF

monochromatic

#D3D319 #E9E940 #EFEF77 #F5F5AE #FCFCE4

Accessibility & contrast

On white

1.22

#EFEF77 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.28

#EFEF77 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFEF77

17.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFEF77	#FFFFFF	#000000	##000000
##EFEF77	1.00	1.22	17.28	17.28
#FFFFFF	1.22	1.00	21.00	21.00
#000000	17.28	21.00	1.00	1.00
##000000	17.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE76C

Deuteranopia (green-blind)

#FFEB7D

Tritanopia (blue-blind)

#FDE2D4

Achromatopsia (no color)

#E9E9E9

Design tokens & code

CSS

--color: #efef77;
/* rgb */ color: rgb(239, 239, 119);
/* oklch */ color: oklch(92.8% 0.143 108.9);

Tailwind

colors: {
  custom: {
    50: '#f6f4a1',
    500: '#efef77',
    950: '#000000',
  },
}

SCSS

$custom: #efef77;
$custom-light: #f6f4a1;
$custom-dark: #000000;

JSON

{
  "hex": "#efef77",
  "rgb": {
    "r": 239,
    "g": 239,
    "b": 119
  },
  "hsl": {
    "h": 60,
    "s": 78.947,
    "l": 70.196
  },
  "oklch": {
    "l": 0.92828,
    "c": 0.14269,
    "h": 108.9
  },
  "luminance": 0.81416
}

Semantic roles & 50–950 ramp

primary

#EFEF77

secondary

#4242C8

accent

#0ADB0A

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#17170F

muted

#858580

Preview Lab

Preview with #EFEF77

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

Preview Lab → · Contrast checker → · Palette generator →