#EFE381#EFE381

#EFE381 is a very light, vivid yellow. Relative luminance 0.749; OKLCH L 90.5% C 0.120 H 102.3°. Best body text is #000000 at 15.97:1 contrast (WCAG AA passes).

Color values

HEX	#EFE381
RGB	rgb(239, 227, 129)
HSL	hsl(53, 77%, 72%)
HSV	hsv(53, 46%, 94%)
CMYK	cmyk(0%, 5%, 46%, 6.3%)
CIE-LAB	lab(89.33, -8.97, 49.08)
CIE-LCH	lch(89.33, 49.89, 100.36°)
OKLab	oklab(90.5% -0.0257 0.1176)
OKLCH	oklch(90.5% 0.12 102.3)
XYZ	xyz(67.0298, 74.8759, 31.6862)
Luminance	0.7487 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFE381 #818DEF

analogous

#EFAC81 #EFE381 #C4EF81

triadic

#EFE381 #81EFE3 #E381EF

tetradic

#EFE381 #81EFAC #818DEF #EF81C4

square

#EFE381 #81EFAC #818DEF #EF81C4

split-complementary

#EFE381 #81C4EF #AC81EF

monochromatic

#DAC51C #E8D74B #EFE381 #F6EFB7 #FCF9E4

Accessibility & contrast

On white

1.31

#EFE381 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.97

#EFE381 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFE381

15.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFE381	#FFFFFF	#000000	##000000
##EFE381	1.00	1.31	15.97	15.97
#FFFFFF	1.31	1.00	21.00	21.00
#000000	15.97	21.00	1.00	1.00
##000000	15.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F3DD79

Deuteranopia (green-blind)

#F7E385

Tritanopia (blue-blind)

#FDD7CC

Achromatopsia (no color)

#E0E0E0

Design tokens & code

CSS

--color: #efe381;
/* rgb */ color: rgb(239, 227, 129);
/* oklch */ color: oklch(90.5% 0.120 102.3);

Tailwind

colors: {
  custom: {
    50: '#f6eba7',
    500: '#efe381',
    950: '#000000',
  },
}

SCSS

$custom: #efe381;
$custom-light: #f6eba7;
$custom-dark: #000000;

JSON

{
  "hex": "#efe381",
  "rgb": {
    "r": 239,
    "g": 227,
    "b": 129
  },
  "hsl": {
    "h": 53.455,
    "s": 77.465,
    "l": 72.157
  },
  "oklch": {
    "l": 0.90495,
    "c": 0.12041,
    "h": 102.3
  },
  "luminance": 0.74874
}

Semantic roles & 50–950 ramp

primary

#EFE381

secondary

#4B59C9

accent

#22DA0C

background

#FFFEFC

surface

#FFFDF6

border

#D7D5D0

text

#171610

muted

#858480

Preview Lab

Preview with #EFE381

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

Preview Lab → · Contrast checker → · Palette generator →