#EFF079#EFF079

#EFF079 is a very light, vivid yellow. Relative luminance 0.821; OKLCH L 93.1% C 0.142 H 109.3°. Best body text is #000000 at 17.41:1 contrast (WCAG AA passes).

Color values

HEX	#EFF079
RGB	rgb(239, 240, 121)
HSL	hsl(61, 80%, 71%)
HSV	hsv(61, 50%, 94%)
CMYK	cmyk(0.4%, 0%, 49.6%, 5.9%)
CIE-LAB	lab(92.60, -16.11, 56.77)
CIE-LCH	lch(92.60, 59.01, 105.84°)
OKLab	oklab(93.06% -0.0469 0.1339)
OKLCH	oklch(93.06% 0.142 109.3)
XYZ	xyz(70.2095, 82.0530, 30.2248)
Luminance	0.8205 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF079 #7A79F0

analogous

#F0B579 #EFF079 #B3F079

triadic

#EFF079 #79EFF0 #F079EF

tetradic

#EFF079 #79F0B5 #7A79F0 #F079B3

square

#EFF079 #79F0B5 #7A79F0 #F079B3

split-complementary

#EFF079 #79B3F0 #B579F0

monochromatic

#D5D718 #E8EA42 #EFF079 #F6F6B0 #FCFCE3

Accessibility & contrast

On white

1.21

#EFF079 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.41

#EFF079 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF079

17.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF079	#FFFFFF	#000000	##000000
##EFF079	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)

#FFE76E

Deuteranopia (green-blind)

#FFEC7F

Tritanopia (blue-blind)

#FDE3D5

Achromatopsia (no color)

#EAEAEA

Design tokens & code

CSS

--color: #eff079;
/* rgb */ color: rgb(239, 240, 121);
/* oklch */ color: oklch(93.1% 0.142 109.3);

Tailwind

colors: {
  custom: {
    50: '#f6f4a2',
    500: '#eff079',
    950: '#000000',
  },
}

SCSS

$custom: #eff079;
$custom-light: #f6f4a2;
$custom-dark: #000000;

JSON

{
  "hex": "#eff079",
  "rgb": {
    "r": 239,
    "g": 240,
    "b": 121
  },
  "hsl": {
    "h": 60.504,
    "s": 79.866,
    "l": 70.784
  },
  "oklch": {
    "l": 0.93059,
    "c": 0.14189,
    "h": 109.3
  },
  "luminance": 0.82051
}

Semantic roles & 50–950 ramp

primary

#EFF079

secondary

#4443CA

accent

#09DC0B

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#17170F

muted

#858580

Preview Lab

Preview with #EFF079

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

Preview Lab → · Contrast checker → · Palette generator →