#ECD257#ECD257

#ECD257 is a very light, vivid yellow. Relative luminance 0.646; OKLCH L 86.3% C 0.143 H 97.3°. Best body text is #000000 at 13.92:1 contrast (WCAG AA passes).

Color values

HEX	#ECD257
RGB	rgb(236, 210, 87)
HSL	hsl(50, 80%, 63%)
HSV	hsv(50, 63%, 93%)
CMYK	cmyk(0%, 11%, 63.1%, 7.5%)
CIE-LAB	lab(84.29, -4.88, 62.41)
CIE-LCH	lch(84.29, 62.60, 94.47°)
OKLab	oklab(86.29% -0.0183 0.1422)
OKLCH	oklch(86.29% 0.143 97.3)
XYZ	xyz(59.3616, 64.6170, 18.3605)
Luminance	0.6461 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECD257 #5771EC

analogous

#EC8757 #ECD257 #BBEC57

triadic

#ECD257 #57ECD2 #D257EC

tetradic

#ECD257 #57EC87 #5771EC #EC57BB

square

#ECD257 #57EC87 #5771EC #EC57BB

split-complementary

#ECD257 #57BBEC #8757EC

monochromatic

#B49814 #E6C320 #ECD257 #F2E18E #F8EFC5

Accessibility & contrast

On white

1.51

#ECD257 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.92

#ECD257 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECD257

13.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECD257	#FFFFFF	#000000	##000000
##ECD257	1.00	1.51	13.92	13.92
#FFFFFF	1.51	1.00	21.00	21.00
#000000	13.92	21.00	1.00	1.00
##000000	13.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E5CD49

Deuteranopia (green-blind)

#ECD65D

Tritanopia (blue-blind)

#FDC3B8

Achromatopsia (no color)

#D2D2D2

Design tokens & code

CSS

--color: #ecd257;
/* rgb */ color: rgb(236, 210, 87);
/* oklch */ color: oklch(86.3% 0.143 97.3);

Tailwind

colors: {
  custom: {
    50: '#f5df8b',
    500: '#ecd257',
    950: '#000000',
  },
}

SCSS

$custom: #ecd257;
$custom-light: #f5df8b;
$custom-dark: #000000;

JSON

{
  "hex": "#ecd257",
  "rgb": {
    "r": 236,
    "g": 210,
    "b": 87
  },
  "hsl": {
    "h": 49.53,
    "s": 79.679,
    "l": 63.333
  },
  "oklch": {
    "l": 0.8629,
    "c": 0.14337,
    "h": 97.3
  },
  "luminance": 0.64614
}

Semantic roles & 50–950 ramp

primary

#ECD257

secondary

#334AB4

accent

#2EDC0A

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18150C

muted

#86847F

Preview Lab

Preview with #ECD257

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

Preview Lab → · Contrast checker → · Palette generator →