#EFFE69#EFFE69

#EFFE69 is a very light, vivid yellow. Relative luminance 0.903; OKLCH L 95.8% C 0.171 H 114.5°. Best body text is #000000 at 19.05:1 contrast (WCAG AA passes).

Color values

HEX	#EFFE69
RGB	rgb(239, 254, 105)
HSL	hsl(66, 99%, 70%)
HSV	hsv(66, 59%, 100%)
CMYK	cmyk(5.9%, 0%, 58.7%, 0.4%)
CIE-LAB	lab(96.10, -24.08, 67.78)
CIE-LCH	lch(96.10, 71.93, 109.56°)
OKLab	oklab(95.81% -0.071 0.1559)
OKLCH	oklch(95.81% 0.171 114.5)
XYZ	xyz(73.5898, 90.2555, 26.9063)
Luminance	0.9025 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFE69 #7869FE

analogous

#FEC269 #EFFE69 #A5FE69

triadic

#EFFE69 #69EFFE #FE69EF

tetradic

#EFFE69 #69FEC2 #7869FE #FE69A5

square

#EFFE69 #69FEC2 #7869FE #FE69A5

split-complementary

#EFFE69 #69A5FE #C269FE

monochromatic

#D4EB02 #E9FE2C #EFFE69 #F5FEA6 #FCFFE1

Accessibility & contrast

On white

1.10

#EFFE69 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.05

#EFFE69 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFE69

19.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFE69	#FFFFFF	#000000	##000000
##EFFE69	1.00	1.10	19.05	19.05
#FFFFFF	1.10	1.00	21.00	21.00
#000000	19.05	21.00	1.00	1.00
##000000	19.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF358

Deuteranopia (green-blind)

#FFF572

Tritanopia (blue-blind)

#FDF1DE

Achromatopsia (no color)

#F4F4F4

Design tokens & code

CSS

--color: #effe69;
/* rgb */ color: rgb(239, 254, 105);
/* oklch */ color: oklch(95.8% 0.171 114.5);

Tailwind

colors: {
  custom: {
    50: '#f7fe99',
    500: '#effe69',
    950: '#000000',
  },
}

SCSS

$custom: #effe69;
$custom-light: #f7fe99;
$custom-dark: #000000;

JSON

{
  "hex": "#effe69",
  "rgb": {
    "r": 239,
    "g": 254,
    "b": 105
  },
  "hsl": {
    "h": 66.04,
    "s": 98.675,
    "l": 70.392
  },
  "oklch": {
    "l": 0.95809,
    "c": 0.17131,
    "h": 114.5
  },
  "luminance": 0.90254
}

Semantic roles & 50–950 ramp

primary

#EFFE69

secondary

#4332D9

accent

#00E617

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #EFFE69

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

Preview Lab → · Contrast checker → · Palette generator →