#EFE379#EFE379

#EFE379 is a very light, vivid yellow. Relative luminance 0.747; OKLCH L 90.4% C 0.128 H 102.8°. Best body text is #000000 at 15.93:1 contrast (WCAG AA passes).

Color values

HEX	#EFE379
RGB	rgb(239, 227, 121)
HSL	hsl(54, 79%, 71%)
HSV	hsv(54, 49%, 94%)
CMYK	cmyk(0%, 5%, 49.4%, 6.3%)
CIE-LAB	lab(89.24, -9.70, 52.77)
CIE-LCH	lch(89.24, 53.66, 100.41°)
OKLab	oklab(90.39% -0.0285 0.1252)
OKLCH	oklch(90.39% 0.128 102.8)
XYZ	xyz(66.5187, 74.6715, 28.9945)
Luminance	0.7467 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFE379 #7985EF

analogous

#EFA879 #EFE379 #C0EF79

triadic

#EFE379 #79EFE3 #E379EF

tetradic

#EFE379 #79EFA8 #7985EF #EF79C0

square

#EFE379 #79EFA8 #7985EF #EF79C0

split-complementary

#EFE379 #79C0EF #A879EF

monochromatic

#D4C119 #E8D842 #EFE379 #F6EEB0 #FCF9E4

Accessibility & contrast

On white

1.32

#EFE379 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.93

#EFE379 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFE379

15.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFE379	#FFFFFF	#000000	##000000
##EFE379	1.00	1.32	15.93	15.93
#FFFFFF	1.32	1.00	21.00	21.00
#000000	15.93	21.00	1.00	1.00
##000000	15.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F4DD70

Deuteranopia (green-blind)

#F8E37E

Tritanopia (blue-blind)

#FED6CA

Achromatopsia (no color)

#E0E0E0

Design tokens & code

CSS

--color: #efe379;
/* rgb */ color: rgb(239, 227, 121);
/* oklch */ color: oklch(90.4% 0.128 102.8);

Tailwind

colors: {
  custom: {
    50: '#f6eba2',
    500: '#efe379',
    950: '#000000',
  },
}

SCSS

$custom: #efe379;
$custom-light: #f6eba2;
$custom-dark: #000000;

JSON

{
  "hex": "#efe379",
  "rgb": {
    "r": 239,
    "g": 227,
    "b": 121
  },
  "hsl": {
    "h": 53.898,
    "s": 78.667,
    "l": 70.588
  },
  "oklch": {
    "l": 0.90388,
    "c": 0.1284,
    "h": 102.8
  },
  "luminance": 0.74669
}

Semantic roles & 50–950 ramp

primary

#EFE379

secondary

#4451C9

accent

#20DB0B

background

#FFFEFC

surface

#FFFDF5

border

#D7D5CF

text

#17160F

muted

#858480

Preview Lab

Preview with #EFE379

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

Preview Lab → · Contrast checker → · Palette generator →