#ECD559#ECD559

#ECD559 is a very light, vivid yellow. Relative luminance 0.661; OKLCH L 86.9% C 0.144 H 98.8°. Best body text is #000000 at 14.23:1 contrast (WCAG AA passes).

Color values

HEX	#ECD559
RGB	rgb(236, 213, 89)
HSL	hsl(51, 79%, 64%)
HSV	hsv(51, 62%, 93%)
CMYK	cmyk(0%, 9.7%, 62.3%, 7.5%)
CIE-LAB	lab(85.07, -6.27, 62.41)
CIE-LCH	lch(85.07, 62.72, 95.74°)
OKLab	oklab(86.92% -0.022 0.1425)
OKLCH	oklch(86.92% 0.144 98.8)
XYZ	xyz(60.1920, 66.1453, 19.0460)
Luminance	0.6614 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECD559 #5970EC

analogous

#EC8B59 #ECD559 #B9EC59

triadic

#ECD559 #59ECD5 #D559EC

tetradic

#ECD559 #59EC8B #5970EC #EC59B9

square

#ECD559 #59EC8B #5970EC #EC59B9

split-complementary

#ECD559 #59B9EC #8B59EC

monochromatic

#B69D15 #E6C722 #ECD559 #F2E390 #F9F1C7

Accessibility & contrast

On white

1.48

#ECD559 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.23

#ECD559 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECD559

14.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECD559	#FFFFFF	#000000	##000000
##ECD559	1.00	1.48	14.23	14.23
#FFFFFF	1.48	1.00	21.00	21.00
#000000	14.23	21.00	1.00	1.00
##000000	14.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E8D04B

Deuteranopia (green-blind)

#EED85F

Tritanopia (blue-blind)

#FDC7BB

Achromatopsia (no color)

#D4D4D4

Design tokens & code

CSS

--color: #ecd559;
/* rgb */ color: rgb(236, 213, 89);
/* oklch */ color: oklch(86.9% 0.144 98.8);

Tailwind

colors: {
  custom: {
    50: '#f5e18d',
    500: '#ecd559',
    950: '#000000',
  },
}

SCSS

$custom: #ecd559;
$custom-light: #f5e18d;
$custom-dark: #000000;

JSON

{
  "hex": "#ecd559",
  "rgb": {
    "r": 236,
    "g": 213,
    "b": 89
  },
  "hsl": {
    "h": 50.612,
    "s": 79.459,
    "l": 63.725
  },
  "oklch": {
    "l": 0.86917,
    "c": 0.14416,
    "h": 98.8
  },
  "luminance": 0.66143
}

Semantic roles & 50–950 ramp

primary

#ECD559

secondary

#3448B5

accent

#2BDC0A

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18150C

muted

#86847F

Preview Lab

Preview with #ECD559

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

Preview Lab → · Contrast checker → · Palette generator →