#EFF68F#EFF68F

#EFF68F is a very light, vivid yellow. Relative luminance 0.862; OKLCH L 94.6% C 0.127 H 112.0°. Best body text is #000000 at 18.25:1 contrast (WCAG AA passes).

Color values

HEX	#EFF68F
RGB	rgb(239, 246, 143)
HSL	hsl(64, 85%, 76%)
HSV	hsv(64, 42%, 96%)
CMYK	cmyk(2.8%, 0%, 41.9%, 3.5%)
CIE-LAB	lab(94.42, -16.98, 48.64)
CIE-LCH	lch(94.42, 51.51, 109.24°)
OKLab	oklab(94.59% -0.0474 0.1175)
OKLCH	oklch(94.59% 0.127 112)
XYZ	xyz(73.5112, 86.2466, 38.7560)
Luminance	0.8625 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF68F #968FF6

analogous

#F6CA8F #EFF68F #BCF68F

triadic

#EFF68F #8FEFF6 #F68FEF

tetradic

#EFF68F #8FF6CA #968FF6 #F68FBC

square

#EFF68F #8FF6CA #968FF6 #F68FBC

split-complementary

#EFF68F #8FBCF6 #CA8FF6

monochromatic

#DFED1E #E7F156 #EFF68F #F7FBC8 #FBFDE3

Accessibility & contrast

On white

1.15

#EFF68F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.25

#EFF68F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF68F

18.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF68F	#FFFFFF	#000000	##000000
##EFF68F	1.00	1.15	18.25	18.25
#FFFFFF	1.15	1.00	21.00	21.00
#000000	18.25	21.00	1.00	1.00
##000000	18.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFED87

Deuteranopia (green-blind)

#FFF094

Tritanopia (blue-blind)

#FBEBDD

Achromatopsia (no color)

#EFEFEF

Design tokens & code

CSS

--color: #eff68f;
/* rgb */ color: rgb(239, 246, 143);
/* oklch */ color: oklch(94.6% 0.127 112.0);

Tailwind

colors: {
  custom: {
    50: '#f6f9b1',
    500: '#eff68f',
    950: '#000000',
  },
}

SCSS

$custom: #eff68f;
$custom-light: #f6f9b1;
$custom-dark: #000000;

JSON

{
  "hex": "#eff68f",
  "rgb": {
    "r": 239,
    "g": 246,
    "b": 143
  },
  "hsl": {
    "h": 64.078,
    "s": 85.124,
    "l": 76.275
  },
  "oklch": {
    "l": 0.94594,
    "c": 0.12673,
    "h": 112
  },
  "luminance": 0.86245
}

Semantic roles & 50–950 ramp

primary

#EFF68F

secondary

#5E55D4

accent

#04E213

background

#FFFFFD

surface

#FFFFF8

border

#D7D7D1

text

#171711

muted

#858581

Preview Lab

Preview with #EFF68F

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

Preview Lab → · Contrast checker → · Palette generator →