#EFFD69#EFFD69

#EFFD69 is a very light, vivid yellow. Relative luminance 0.896; OKLCH L 95.6% C 0.170 H 114.2°. Best body text is #000000 at 18.92:1 contrast (WCAG AA passes).

Color values

HEX	#EFFD69
RGB	rgb(239, 253, 105)
HSL	hsl(66, 97%, 70%)
HSV	hsv(66, 58%, 99%)
CMYK	cmyk(5.5%, 0%, 58.5%, 0.8%)
CIE-LAB	lab(95.84, -23.60, 67.49)
CIE-LCH	lch(95.84, 71.50, 109.28°)
OKLab	oklab(95.6% -0.0697 0.1553)
OKLCH	oklch(95.6% 0.17 114.2)
XYZ	xyz(73.2733, 89.6224, 26.8008)
Luminance	0.8962 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFD69 #7769FD

analogous

#FDC169 #EFFD69 #A5FD69

triadic

#EFFD69 #69EFFD #FD69EF

tetradic

#EFFD69 #69FDC1 #7769FD #FD69A5

square

#EFFD69 #69FDC1 #7769FD #FD69A5

split-complementary

#EFFD69 #69A5FD #C169FD

monochromatic

#D3E803 #E9FC2D #EFFD69 #F5FEA5 #FCFFE1

Accessibility & contrast

On white

1.11

#EFFD69 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.92

#EFFD69 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFD69

18.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFD69	#FFFFFF	#000000	##000000
##EFFD69	1.00	1.11	18.92	18.92
#FFFFFF	1.11	1.00	21.00	21.00
#000000	18.92	21.00	1.00	1.00
##000000	18.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF258

Deuteranopia (green-blind)

#FFF572

Tritanopia (blue-blind)

#FDF0DD

Achromatopsia (no color)

#F3F3F3

Design tokens & code

CSS

--color: #effd69;
/* rgb */ color: rgb(239, 253, 105);
/* oklch */ color: oklch(95.6% 0.170 114.2);

Tailwind

colors: {
  custom: {
    50: '#f7fe99',
    500: '#effd69',
    950: '#000000',
  },
}

SCSS

$custom: #effd69;
$custom-light: #f7fe99;
$custom-dark: #000000;

JSON

{
  "hex": "#effd69",
  "rgb": {
    "r": 239,
    "g": 253,
    "b": 105
  },
  "hsl": {
    "h": 65.676,
    "s": 97.368,
    "l": 70.196
  },
  "oklch": {
    "l": 0.95598,
    "c": 0.17019,
    "h": 114.2
  },
  "luminance": 0.89621
}

Semantic roles & 50–950 ramp

primary

#EFFD69

secondary

#4232D8

accent

#00E616

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #EFFD69

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

Preview Lab → · Contrast checker → · Palette generator →