#ECD357#ECD357

#ECD357 is a very light, vivid yellow. Relative luminance 0.651; OKLCH L 86.5% C 0.144 H 97.9°. Best body text is #000000 at 14.02:1 contrast (WCAG AA passes).

Color values

HEX	#ECD357
RGB	rgb(236, 211, 87)
HSL	hsl(50, 80%, 63%)
HSV	hsv(50, 63%, 93%)
CMYK	cmyk(0%, 10.6%, 63.1%, 7.5%)
CIE-LAB	lab(84.54, -5.38, 62.69)
CIE-LCH	lch(84.54, 62.92, 94.91°)
OKLab	oklab(86.49% -0.0197 0.1428)
OKLCH	oklch(86.49% 0.144 97.9)
XYZ	xyz(59.6092, 65.1123, 18.4431)
Luminance	0.6511 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECD357 #5770EC

analogous

#EC8857 #ECD357 #BAEC57

triadic

#ECD357 #57ECD3 #D357EC

tetradic

#ECD357 #57EC88 #5770EC #EC57BA

square

#ECD357 #57EC88 #5770EC #EC57BA

split-complementary

#ECD357 #57BAEC #8857EC

monochromatic

#B49914 #E6C520 #ECD357 #F2E18E #F8F0C5

Accessibility & contrast

On white

1.50

#ECD357 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.02

#ECD357 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECD357

14.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECD357	#FFFFFF	#000000	##000000
##ECD357	1.00	1.50	14.02	14.02
#FFFFFF	1.50	1.00	21.00	21.00
#000000	14.02	21.00	1.00	1.00
##000000	14.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E6CE48

Deuteranopia (green-blind)

#EDD75D

Tritanopia (blue-blind)

#FDC4B9

Achromatopsia (no color)

#D3D3D3

Design tokens & code

CSS

--color: #ecd357;
/* rgb */ color: rgb(236, 211, 87);
/* oklch */ color: oklch(86.5% 0.144 97.9);

Tailwind

colors: {
  custom: {
    50: '#f5e08b',
    500: '#ecd357',
    950: '#000000',
  },
}

SCSS

$custom: #ecd357;
$custom-light: #f5e08b;
$custom-dark: #000000;

JSON

{
  "hex": "#ecd357",
  "rgb": {
    "r": 236,
    "g": 211,
    "b": 87
  },
  "hsl": {
    "h": 49.933,
    "s": 79.679,
    "l": 63.333
  },
  "oklch": {
    "l": 0.86493,
    "c": 0.14414,
    "h": 97.9
  },
  "luminance": 0.6511
}

Semantic roles & 50–950 ramp

primary

#ECD357

secondary

#3349B4

accent

#2DDC0A

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18150C

muted

#86847F

Preview Lab

Preview with #ECD357

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

Preview Lab → · Contrast checker → · Palette generator →