#ECE866#ECE866

#ECE866 is a very light, vivid yellow. Relative luminance 0.765; OKLCH L 90.9% C 0.151 H 107.4°. Best body text is #000000 at 16.30:1 contrast (WCAG AA passes).

Color values

HEX	#ECE866
RGB	rgb(236, 232, 102)
HSL	hsl(58, 78%, 66%)
HSV	hsv(58, 57%, 93%)
CMYK	cmyk(0%, 1.7%, 56.8%, 7.5%)
CIE-LAB	lab(90.09, -14.88, 62.33)
CIE-LCH	lch(90.09, 64.08, 103.42°)
OKLab	oklab(90.95% -0.0452 0.144)
OKLCH	oklch(90.95% 0.151 107.4)
XYZ	xyz(65.8489, 76.5073, 23.8665)
Luminance	0.7651 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECE866 #666AEC

analogous

#ECA566 #ECE866 #ADEC66

triadic

#ECE866 #66ECE8 #E866EC

tetradic

#ECE866 #66ECA5 #666AEC #EC66AD

square

#ECE866 #66ECA5 #666AEC #EC66AD

split-complementary

#ECE866 #66ADEC #A566EC

monochromatic

#C0BB18 #E5E030 #ECE866 #F3F09C #FAF8D3

Accessibility & contrast

On white

1.29

#ECE866 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.30

#ECE866 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECE866

16.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECE866	#FFFFFF	#000000	##000000
##ECE866	1.00	1.29	16.30	16.30
#FFFFFF	1.29	1.00	21.00	21.00
#000000	16.30	21.00	1.00	1.00
##000000	16.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F9E058

Deuteranopia (green-blind)

#FCE56D

Tritanopia (blue-blind)

#FBDBCC

Achromatopsia (no color)

#E3E3E3

Design tokens & code

CSS

--color: #ece866;
/* rgb */ color: rgb(236, 232, 102);
/* oklch */ color: oklch(90.9% 0.151 107.4);

Tailwind

colors: {
  custom: {
    50: '#f5ef96',
    500: '#ece866',
    950: '#000000',
  },
}

SCSS

$custom: #ece866;
$custom-light: #f5ef96;
$custom-dark: #000000;

JSON

{
  "hex": "#ece866",
  "rgb": {
    "r": 236,
    "g": 232,
    "b": 102
  },
  "hsl": {
    "h": 58.209,
    "s": 77.907,
    "l": 66.275
  },
  "oklch": {
    "l": 0.90946,
    "c": 0.15091,
    "h": 107.4
  },
  "luminance": 0.76505
}

Semantic roles & 50–950 ramp

primary

#ECE866

secondary

#383CBE

accent

#12DA0B

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#17160E

muted

#85857F

Preview Lab

Preview with #ECE866

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

Preview Lab → · Contrast checker → · Palette generator →