#EFE479#EFE479

#EFE479 is a very light, vivid yellow. Relative luminance 0.752; OKLCH L 90.6% C 0.129 H 103.4°. Best body text is #000000 at 16.04:1 contrast (WCAG AA passes).

Color values

HEX	#EFE479
RGB	rgb(239, 228, 121)
HSL	hsl(54, 79%, 71%)
HSV	hsv(54, 49%, 94%)
CMYK	cmyk(0%, 4.6%, 49.4%, 6.3%)
CIE-LAB	lab(89.50, -10.19, 53.08)
CIE-LCH	lch(89.50, 54.05, 100.87°)
OKLab	oklab(90.59% -0.03 0.1259)
OKLCH	oklch(90.59% 0.129 103.4)
XYZ	xyz(66.7930, 75.2201, 29.0860)
Luminance	0.7522 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFE479 #7984EF

analogous

#EFA979 #EFE479 #BFEF79

triadic

#EFE479 #79EFE4 #E479EF

tetradic

#EFE479 #79EFA9 #7984EF #EF79BF

square

#EFE479 #79EFA9 #7984EF #EF79BF

split-complementary

#EFE479 #79BFEF #A979EF

monochromatic

#D4C319 #E8D942 #EFE479 #F6EFB0 #FCF9E4

Accessibility & contrast

On white

1.31

#EFE479 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.04

#EFE479 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFE479

16.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFE479	#FFFFFF	#000000	##000000
##EFE479	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)

#F5DE6F

Deuteranopia (green-blind)

#F8E47E

Tritanopia (blue-blind)

#FED7CB

Achromatopsia (no color)

#E1E1E1

Design tokens & code

CSS

--color: #efe479;
/* rgb */ color: rgb(239, 228, 121);
/* oklch */ color: oklch(90.6% 0.129 103.4);

Tailwind

colors: {
  custom: {
    50: '#f6eca2',
    500: '#efe479',
    950: '#000000',
  },
}

SCSS

$custom: #efe479;
$custom-light: #f6eca2;
$custom-dark: #000000;

JSON

{
  "hex": "#efe479",
  "rgb": {
    "r": 239,
    "g": 228,
    "b": 121
  },
  "hsl": {
    "h": 54.407,
    "s": 78.667,
    "l": 70.588
  },
  "oklch": {
    "l": 0.90592,
    "c": 0.12939,
    "h": 103.4
  },
  "luminance": 0.75218
}

Semantic roles & 50–950 ramp

primary

#EFE479

secondary

#4450C9

accent

#1EDB0B

background

#FFFEFC

surface

#FFFDF5

border

#D7D5CF

text

#17160F

muted

#858480

Preview Lab

Preview with #EFE479

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

Preview Lab → · Contrast checker → · Palette generator →