#EFDF78#EFDF78

#EFDF78 is a very light, vivid yellow. Relative luminance 0.725; OKLCH L 89.6% C 0.126 H 100.6°. Best body text is #000000 at 15.50:1 contrast (WCAG AA passes).

Color values

HEX	#EFDF78
RGB	rgb(239, 223, 120)
HSL	hsl(52, 79%, 70%)
HSV	hsv(52, 50%, 94%)
CMYK	cmyk(0%, 6.7%, 49.8%, 6.3%)
CIE-LAB	lab(88.20, -7.78, 52.00)
CIE-LCH	lch(88.20, 52.58, 98.51°)
OKLab	oklab(89.56% -0.0231 0.1234)
OKLCH	oklch(89.56% 0.126 100.6)
XYZ	xyz(65.3764, 72.4844, 28.3128)
Luminance	0.7248 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFDF78 #7888EF

analogous

#EFA378 #EFDF78 #C3EF78

triadic

#EFDF78 #78EFDF #DF78EF

tetradic

#EFDF78 #78EFA3 #7888EF #EF78C3

square

#EFDF78 #78EFA3 #7888EF #EF78C3

split-complementary

#EFDF78 #78C3EF #A378EF

monochromatic

#D4BA19 #E9D241 #EFDF78 #F5ECAF #FCF9E4

Accessibility & contrast

On white

1.36

#EFDF78 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.50

#EFDF78 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFDF78

15.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFDF78	#FFFFFF	#000000	##000000
##EFDF78	1.00	1.36	15.50	15.50
#FFFFFF	1.36	1.00	21.00	21.00
#000000	15.50	21.00	1.00	1.00
##000000	15.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F0DA6F

Deuteranopia (green-blind)

#F5E07D

Tritanopia (blue-blind)

#FED2C7

Achromatopsia (no color)

#DDDDDD

Design tokens & code

CSS

--color: #efdf78;
/* rgb */ color: rgb(239, 223, 120);
/* oklch */ color: oklch(89.6% 0.126 100.6);

Tailwind

colors: {
  custom: {
    50: '#f6e8a1',
    500: '#efdf78',
    950: '#000000',
  },
}

SCSS

$custom: #efdf78;
$custom-light: #f6e8a1;
$custom-dark: #000000;

JSON

{
  "hex": "#efdf78",
  "rgb": {
    "r": 239,
    "g": 223,
    "b": 120
  },
  "hsl": {
    "h": 51.933,
    "s": 78.808,
    "l": 70.392
  },
  "oklch": {
    "l": 0.89561,
    "c": 0.12556,
    "h": 100.6
  },
  "luminance": 0.72482
}

Semantic roles & 50–950 ramp

primary

#EFDF78

secondary

#4355C9

accent

#26DB0A

background

#FFFEFC

surface

#FFFCF5

border

#D7D5CF

text

#17160F

muted

#858480

Preview Lab

Preview with #EFDF78

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

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