#ECCF55#ECCF55

#ECCF55 is a very light, vivid yellow. Relative luminance 0.631; OKLCH L 85.7% C 0.143 H 95.8°. Best body text is #000000 at 13.62:1 contrast (WCAG AA passes).

Color values

HEX	#ECCF55
RGB	rgb(236, 207, 85)
HSL	hsl(48, 80%, 63%)
HSV	hsv(48, 64%, 93%)
CMYK	cmyk(0%, 12.3%, 64%, 7.5%)
CIE-LAB	lab(83.50, -3.47, 62.42)
CIE-LCH	lch(83.50, 62.52, 93.18°)
OKLab	oklab(85.67% -0.0145 0.1419)
OKLCH	oklch(85.67% 0.143 95.8)
XYZ	xyz(58.5473, 63.1173, 17.6916)
Luminance	0.6311 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECCF55 #5572EC

analogous

#EC8355 #ECCF55 #BDEC55

triadic

#ECCF55 #55ECCF #CF55EC

tetradic

#ECCF55 #55EC83 #5572EC #EC55BD

square

#ECCF55 #55EC83 #5572EC #EC55BD

split-complementary

#ECCF55 #55BDEC #8355EC

monochromatic

#B39414 #E6BF1E #ECCF55 #F2DF8C #F8EEC3

Accessibility & contrast

On white

1.54

#ECCF55 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.62

#ECCF55 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECCF55

13.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECCF55	#FFFFFF	#000000	##000000
##ECCF55	1.00	1.54	13.62	13.62
#FFFFFF	1.54	1.00	21.00	21.00
#000000	13.62	21.00	1.00	1.00
##000000	13.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E3CB47

Deuteranopia (green-blind)

#EAD45B

Tritanopia (blue-blind)

#FEC0B5

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #eccf55;
/* rgb */ color: rgb(236, 207, 85);
/* oklch */ color: oklch(85.7% 0.143 95.8);

Tailwind

colors: {
  custom: {
    50: '#f6dd8a',
    500: '#eccf55',
    950: '#000000',
  },
}

SCSS

$custom: #eccf55;
$custom-light: #f6dd8a;
$custom-dark: #000000;

JSON

{
  "hex": "#eccf55",
  "rgb": {
    "r": 236,
    "g": 207,
    "b": 85
  },
  "hsl": {
    "h": 48.477,
    "s": 79.894,
    "l": 62.941
  },
  "oklch": {
    "l": 0.85666,
    "c": 0.14266,
    "h": 95.8
  },
  "luminance": 0.63114
}

Semantic roles & 50–950 ramp

primary

#ECCF55

secondary

#334BB3

accent

#32DC09

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18150C

muted

#86847F

Preview Lab

Preview with #ECCF55

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

Preview Lab → · Contrast checker → · Palette generator →