#EFF078#EFF078

#EFF078 is a very light, vivid yellow. Relative luminance 0.820; OKLCH L 93.0% C 0.143 H 109.3°. Best body text is #000000 at 17.41:1 contrast (WCAG AA passes).

Color values

HEX	#EFF078
RGB	rgb(239, 240, 120)
HSL	hsl(61, 80%, 71%)
HSV	hsv(61, 50%, 94%)
CMYK	cmyk(0.4%, 0%, 50%, 5.9%)
CIE-LAB	lab(92.59, -16.20, 57.22)
CIE-LCH	lch(92.59, 59.47, 105.81°)
OKLab	oklab(93.05% -0.0472 0.1348)
OKLCH	oklch(93.05% 0.143 109.3)
XYZ	xyz(70.1485, 82.0286, 29.9035)
Luminance	0.8203 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF078 #7978F0

analogous

#F0B578 #EFF078 #B3F078

triadic

#EFF078 #78EFF0 #F078EF

tetradic

#EFF078 #78F0B5 #7978F0 #F078B3

square

#EFF078 #78F0B5 #7978F0 #F078B3

split-complementary

#EFF078 #78B3F0 #B578F0

monochromatic

#D4D618 #E8EA41 #EFF078 #F6F6AF #FCFCE3

Accessibility & contrast

On white

1.21

#EFF078 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.41

#EFF078 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF078

17.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF078	#FFFFFF	#000000	##000000
##EFF078	1.00	1.21	17.41	17.41
#FFFFFF	1.21	1.00	21.00	21.00
#000000	17.41	21.00	1.00	1.00
##000000	17.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE76D

Deuteranopia (green-blind)

#FFEC7E

Tritanopia (blue-blind)

#FDE3D5

Achromatopsia (no color)

#EAEAEA

Design tokens & code

CSS

--color: #eff078;
/* rgb */ color: rgb(239, 240, 120);
/* oklch */ color: oklch(93.0% 0.143 109.3);

Tailwind

colors: {
  custom: {
    50: '#f6f4a2',
    500: '#eff078',
    950: '#000000',
  },
}

SCSS

$custom: #eff078;
$custom-light: #f6f4a2;
$custom-dark: #000000;

JSON

{
  "hex": "#eff078",
  "rgb": {
    "r": 239,
    "g": 240,
    "b": 120
  },
  "hsl": {
    "h": 60.5,
    "s": 80,
    "l": 70.588
  },
  "oklch": {
    "l": 0.93047,
    "c": 0.14284,
    "h": 109.3
  },
  "luminance": 0.82027
}

Semantic roles & 50–950 ramp

primary

#EFF078

secondary

#4442CA

accent

#09DC0B

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#17170F

muted

#858580

Preview Lab

Preview with #EFF078

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

Preview Lab → · Contrast checker → · Palette generator →