#EFE380#EFE380

#EFE380 is a very light, vivid yellow. Relative luminance 0.748; OKLCH L 90.5% C 0.121 H 102.4°. Best body text is #000000 at 15.97:1 contrast (WCAG AA passes).

Color values

HEX	#EFE380
RGB	rgb(239, 227, 128)
HSL	hsl(54, 78%, 72%)
HSV	hsv(54, 46%, 94%)
CMYK	cmyk(0%, 5%, 46.4%, 6.3%)
CIE-LAB	lab(89.32, -9.07, 49.54)
CIE-LCH	lch(89.32, 50.37, 100.37°)
OKLab	oklab(90.48% -0.026 0.1186)
OKLCH	oklch(90.48% 0.121 102.4)
XYZ	xyz(66.9637, 74.8495, 31.3379)
Luminance	0.7485 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFE380 #808CEF

analogous

#EFAC80 #EFE380 #C3EF80

triadic

#EFE380 #80EFE3 #E380EF

tetradic

#EFE380 #80EFAC #808CEF #EF80C3

square

#EFE380 #80EFAC #808CEF #EF80C3

split-complementary

#EFE380 #80C3EF #AC80EF

monochromatic

#D9C51B #E8D74A #EFE380 #F6EFB6 #FCF9E4

Accessibility & contrast

On white

1.32

#EFE380 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.97

#EFE380 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFE380

15.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFE380	#FFFFFF	#000000	##000000
##EFE380	1.00	1.32	15.97	15.97
#FFFFFF	1.32	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)

#F3DD78

Deuteranopia (green-blind)

#F7E384

Tritanopia (blue-blind)

#FDD7CC

Achromatopsia (no color)

#E0E0E0

Design tokens & code

CSS

--color: #efe380;
/* rgb */ color: rgb(239, 227, 128);
/* oklch */ color: oklch(90.5% 0.121 102.4);

Tailwind

colors: {
  custom: {
    50: '#f6eba7',
    500: '#efe380',
    950: '#000000',
  },
}

SCSS

$custom: #efe380;
$custom-light: #f6eba7;
$custom-dark: #000000;

JSON

{
  "hex": "#efe380",
  "rgb": {
    "r": 239,
    "g": 227,
    "b": 128
  },
  "hsl": {
    "h": 53.514,
    "s": 77.622,
    "l": 71.961
  },
  "oklch": {
    "l": 0.90481,
    "c": 0.12143,
    "h": 102.4
  },
  "luminance": 0.74847
}

Semantic roles & 50–950 ramp

primary

#EFE380

secondary

#4A58C9

accent

#22DA0C

background

#FFFEFC

surface

#FFFDF6

border

#D7D5D0

text

#17160F

muted

#858480

Preview Lab

Preview with #EFE380

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

Preview Lab → · Contrast checker → · Palette generator →