#ECEE55#ECEE55

#ECEE55 is a very light, vivid yellow. Relative luminance 0.796; OKLCH L 92.0% C 0.170 H 110.0°. Best body text is #000000 at 16.93:1 contrast (WCAG AA passes).

Color values

HEX	#ECEE55
RGB	rgb(236, 238, 85)
HSL	hsl(61, 82%, 63%)
HSV	hsv(61, 64%, 93%)
CMYK	cmyk(0.8%, 0%, 64.3%, 6.7%)
CIE-LAB	lab(91.52, -18.90, 70.86)
CIE-LCH	lch(91.52, 73.33, 104.93°)
OKLab	oklab(92.04% -0.0583 0.1598)
OKLCH	oklch(92.04% 0.17 110)
XYZ	xyz(66.8084, 79.6396, 20.4453)
Luminance	0.7964 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECEE55 #5755EE

analogous

#EEA355 #ECEE55 #9FEE55

triadic

#ECEE55 #55ECEE #EE55EC

tetradic

#ECEE55 #55EEA3 #5755EE #EE559F

square

#ECEE55 #55EEA3 #5755EE #EE559F

split-complementary

#ECEE55 #559FEE #A355EE

monochromatic

#B4B612 #E6E81D #ECEE55 #F2F48D #F8F9C4

Accessibility & contrast

On white

1.24

#ECEE55 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.93

#ECEE55 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECEE55

16.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECEE55	#FFFFFF	#000000	##000000
##ECEE55	1.00	1.24	16.93	16.93
#FFFFFF	1.24	1.00	21.00	21.00
#000000	16.93	21.00	1.00	1.00
##000000	16.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE440

Deuteranopia (green-blind)

#FFE95F

Tritanopia (blue-blind)

#FCE0CF

Achromatopsia (no color)

#E7E7E7

Design tokens & code

CSS

--color: #ecee55;
/* rgb */ color: rgb(236, 238, 85);
/* oklch */ color: oklch(92.0% 0.170 110.0);

Tailwind

colors: {
  custom: {
    50: '#f5f38c',
    500: '#ecee55',
    950: '#000000',
  },
}

SCSS

$custom: #ecee55;
$custom-light: #f5f38c;
$custom-dark: #000000;

JSON

{
  "hex": "#ecee55",
  "rgb": {
    "r": 236,
    "g": 238,
    "b": 85
  },
  "hsl": {
    "h": 60.784,
    "s": 81.818,
    "l": 63.333
  },
  "oklch": {
    "l": 0.92041,
    "c": 0.17006,
    "h": 110
  },
  "luminance": 0.79638
}

Semantic roles & 50–950 ramp

primary

#ECEE55

secondary

#3331B6

accent

#07DE0A

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#18170D

muted

#86857F

Preview Lab

Preview with #ECEE55

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

Preview Lab → · Contrast checker → · Palette generator →