#EFF75F#EFF75F

#EFF75F is a very light, vivid yellow. Relative luminance 0.857; OKLCH L 94.2% C 0.171 H 112.1°. Best body text is #000000 at 18.14:1 contrast (WCAG AA passes).

Color values

HEX	#EFF75F
RGB	rgb(239, 247, 95)
HSL	hsl(63, 90%, 67%)
HSV	hsv(63, 62%, 97%)
CMYK	cmyk(3.2%, 0%, 61.5%, 3.1%)
CIE-LAB	lab(94.18, -21.42, 69.78)
CIE-LCH	lch(94.18, 73.00, 107.06°)
OKLab	oklab(94.25% -0.0645 0.1589)
OKLCH	oklch(94.25% 0.171 112.1)
XYZ	xyz(70.9249, 85.7000, 23.6298)
Luminance	0.8570 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF75F #675FF7

analogous

#F7B35F #EFF75F #A3F75F

triadic

#EFF75F #5FEFF7 #F75FEF

tetradic

#EFF75F #5FF7B3 #675FF7 #F75FA3

square

#EFF75F #5FF7B3 #675FF7 #F75FA3

split-complementary

#EFF75F #5FA3F7 #B35FF7

monochromatic

#C7D10A #E9F425 #EFF75F #F5FA99 #FBFDD4

Accessibility & contrast

On white

1.16

#EFF75F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.14

#EFF75F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF75F

18.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF75F	#FFFFFF	#000000	##000000
##EFF75F	1.00	1.16	18.14	18.14
#FFFFFF	1.16	1.00	21.00	21.00
#000000	18.14	21.00	1.00	1.00
##000000	18.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEC4C

Deuteranopia (green-blind)

#FFF069

Tritanopia (blue-blind)

#FEE9D7

Achromatopsia (no color)

#EEEEEE

Design tokens & code

CSS

--color: #eff75f;
/* rgb */ color: rgb(239, 247, 95);
/* oklch */ color: oklch(94.2% 0.171 112.1);

Tailwind

colors: {
  custom: {
    50: '#f7f993',
    500: '#eff75f',
    950: '#000000',
  },
}

SCSS

$custom: #eff75f;
$custom-light: #f7f993;
$custom-dark: #000000;

JSON

{
  "hex": "#eff75f",
  "rgb": {
    "r": 239,
    "g": 247,
    "b": 95
  },
  "hsl": {
    "h": 63.158,
    "s": 90.476,
    "l": 67.059
  },
  "oklch": {
    "l": 0.94247,
    "c": 0.17146,
    "h": 112.1
  },
  "luminance": 0.85698
}

Semantic roles & 50–950 ramp

primary

#EFF75F

secondary

#362ECC

accent

#00E60C

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#18170D

muted

#86857F

Preview Lab

Preview with #EFF75F

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

Preview Lab → · Contrast checker → · Palette generator →