#E9CF66#E9CF66

#E9CF66 is a very light, vivid yellow. Relative luminance 0.629; OKLCH L 85.6% C 0.128 H 95.6°. Best body text is #000000 at 13.58:1 contrast (WCAG AA passes).

Color values

HEX	#E9CF66
RGB	rgb(233, 207, 102)
HSL	hsl(48, 75%, 66%)
HSV	hsv(48, 56%, 91%)
CMYK	cmyk(0%, 11.2%, 56.2%, 8.6%)
CIE-LAB	lab(83.40, -3.56, 54.66)
CIE-LCH	lch(83.40, 54.77, 93.72°)
OKLab	oklab(85.57% -0.0126 0.1276)
OKLCH	oklch(85.57% 0.128 95.6)
XYZ	xyz(58.3176, 62.9112, 21.6391)
Luminance	0.6291 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E9CF66 #6680E9

analogous

#E98E66 #E9CF66 #C1E966

triadic

#E9CF66 #66E9CF #CF66E9

tetradic

#E9CF66 #66E98E #6680E9 #E966C1

square

#E9CF66 #66E98E #6680E9 #E966C1

split-complementary

#E9CF66 #66C1E9 #8E66E9

monochromatic

#BA9A1B #E1BE30 #E9CF66 #F1E09C #F8F1D1

Accessibility & contrast

On white

1.55

#E9CF66 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.58

#E9CF66 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E9CF66

13.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E9CF66	#FFFFFF	#000000	##000000
##E9CF66	1.00	1.55	13.58	13.58
#FFFFFF	1.55	1.00	21.00	21.00
#000000	13.58	21.00	1.00	1.00
##000000	13.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1CB5C

Deuteranopia (green-blind)

#E8D36B

Tritanopia (blue-blind)

#F9C2B7

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #e9cf66;
/* rgb */ color: rgb(233, 207, 102);
/* oklch */ color: oklch(85.6% 0.128 95.6);

Tailwind

colors: {
  custom: {
    50: '#f3dd95',
    500: '#e9cf66',
    950: '#000000',
  },
}

SCSS

$custom: #e9cf66;
$custom-light: #f3dd95;
$custom-dark: #000000;

JSON

{
  "hex": "#e9cf66",
  "rgb": {
    "r": 233,
    "g": 207,
    "b": 102
  },
  "hsl": {
    "h": 48.092,
    "s": 74.857,
    "l": 65.686
  },
  "oklch": {
    "l": 0.85568,
    "c": 0.1282,
    "h": 95.6
  },
  "luminance": 0.62909
}

Semantic roles & 50–950 ramp

primary

#E9CF66

secondary

#3A53B9

accent

#36D70E

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#17150D

muted

#85847F

Preview Lab

Preview with #E9CF66

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

Preview Lab → · Contrast checker → · Palette generator →