#FFE666#FFE666

#FFE666 is a very light, vivid yellow. Relative luminance 0.788; OKLCH L 92.2% C 0.149 H 98.3°. Best body text is #000000 at 16.76:1 contrast (WCAG AA passes).

Color values

HEX	#FFE666
RGB	rgb(255, 230, 102)
HSL	hsl(50, 100%, 70%)
HSV	hsv(50, 60%, 100%)
CMYK	cmyk(0%, 9.8%, 60%, 0%)
CIE-LAB	lab(91.15, -6.20, 63.94)
CIE-LCH	lch(91.15, 64.24, 95.53°)
OKLab	oklab(92.16% -0.0215 0.147)
OKLCH	oklch(92.16% 0.149 98.3)
XYZ	xyz(71.9380, 78.8161, 23.9916)
Luminance	0.7881 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FFE666 #667FFF

analogous

#FF9966 #FFE666 #CCFF66

triadic

#FFE666 #66FFE6 #E666FF

tetradic

#FFE666 #66FF99 #667FFF #FF66CC

square

#FFE666 #66FF99 #667FFF #FF66CC

split-complementary

#FFE666 #66CCFF #9966FF

monochromatic

#EBC400 #FFDC29 #FFE666 #FFF0A3 #FFFAE0

Accessibility & contrast

On white

1.25

#FFE666 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.76

#FFE666 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FFE666

16.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FFE666	#FFFFFF	#000000	##000000
##FFE666	1.00	1.25	16.76	16.76
#FFFFFF	1.25	1.00	21.00	21.00
#000000	16.76	21.00	1.00	1.00
##000000	16.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FAE158

Deuteranopia (green-blind)

#FFE96C

Tritanopia (blue-blind)

#FFD7CA

Achromatopsia (no color)

#E6E6E6

Design tokens & code

CSS

--color: #ffe666;
/* rgb */ color: rgb(255, 230, 102);
/* oklch */ color: oklch(92.2% 0.149 98.3);

Tailwind

colors: {
  custom: {
    50: '#ffed96',
    500: '#ffe666',
    950: '#000000',
  },
}

SCSS

$custom: #ffe666;
$custom-light: #ffed96;
$custom-dark: #000000;

JSON

{
  "hex": "#ffe666",
  "rgb": {
    "r": 255,
    "g": 230,
    "b": 102
  },
  "hsl": {
    "h": 50.196,
    "s": 100,
    "l": 70
  },
  "oklch": {
    "l": 0.92162,
    "c": 0.14857,
    "h": 98.3
  },
  "luminance": 0.78813
}

Semantic roles & 50–950 ramp

primary

#FFE666

secondary

#2F4BDA

accent

#26E600

background

#FFFEFC

surface

#FFFDF5

border

#D7D5CF

text

#19160E

muted

#87847F

Preview Lab

Preview with #FFE666

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

Preview Lab → · Contrast checker → · Palette generator →