#EFF96B#EFF96B

#EFF96B is a very light, vivid yellow. Relative luminance 0.872; OKLCH L 94.8% C 0.164 H 112.9°. Best body text is #000000 at 18.43:1 contrast (WCAG AA passes).

Color values

HEX	#EFF96B
RGB	rgb(239, 249, 107)
HSL	hsl(64, 92%, 70%)
HSV	hsv(64, 57%, 98%)
CMYK	cmyk(4%, 0%, 57%, 2.4%)
CIE-LAB	lab(94.81, -21.56, 65.50)
CIE-LCH	lch(94.81, 68.96, 108.22°)
OKLab	oklab(94.78% -0.0637 0.1513)
OKLCH	oklch(94.78% 0.164 112.9)
XYZ	xyz(72.1278, 87.1650, 26.9320)
Luminance	0.8716 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF96B #756BF9

analogous

#F9BC6B #EFF96B #A8F96B

triadic

#EFF96B #6BEFF9 #F96BEF

tetradic

#EFF96B #6BF9BC #756BF9 #F96BA8

square

#EFF96B #6BF9BC #756BF9 #F96BA8

split-complementary

#EFF96B #6BA8F9 #BC6BF9

monochromatic

#D1E009 #E9F730 #EFF96B #F5FBA6 #FCFEE1

Accessibility & contrast

On white

1.14

#EFF96B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.43

#EFF96B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF96B

18.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF96B	#FFFFFF	#000000	##000000
##EFF96B	1.00	1.14	18.43	18.43
#FFFFFF	1.14	1.00	21.00	21.00
#000000	18.43	21.00	1.00	1.00
##000000	18.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEE5B

Deuteranopia (green-blind)

#FFF273

Tritanopia (blue-blind)

#FDECDA

Achromatopsia (no color)

#F0F0F0

Design tokens & code

CSS

--color: #eff96b;
/* rgb */ color: rgb(239, 249, 107);
/* oklch */ color: oklch(94.8% 0.164 112.9);

Tailwind

colors: {
  custom: {
    50: '#f7fb9a',
    500: '#eff96b',
    950: '#000000',
  },
}

SCSS

$custom: #eff96b;
$custom-light: #f7fb9a;
$custom-dark: #000000;

JSON

{
  "hex": "#eff96b",
  "rgb": {
    "r": 239,
    "g": 249,
    "b": 107
  },
  "hsl": {
    "h": 64.225,
    "s": 92.208,
    "l": 69.804
  },
  "oklch": {
    "l": 0.94779,
    "c": 0.16416,
    "h": 112.9
  },
  "luminance": 0.87164
}

Semantic roles & 50–950 ramp

primary

#EFF96B

secondary

#4035D3

accent

#00E610

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #EFF96B

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

Preview Lab → · Contrast checker → · Palette generator →