#ECD359#ECD359

#ECD359 is a very light, vivid yellow. Relative luminance 0.651; OKLCH L 86.5% C 0.143 H 97.7°. Best body text is #000000 at 14.03:1 contrast (WCAG AA passes).

Color values

HEX	#ECD359
RGB	rgb(236, 211, 89)
HSL	hsl(50, 79%, 64%)
HSV	hsv(50, 62%, 93%)
CMYK	cmyk(0%, 10.6%, 62.3%, 7.5%)
CIE-LAB	lab(84.56, -5.26, 61.85)
CIE-LCH	lch(84.56, 62.08, 94.86°)
OKLab	oklab(86.51% -0.0191 0.1413)
OKLCH	oklch(86.51% 0.143 97.7)
XYZ	xyz(59.6921, 65.1454, 18.8794)
Luminance	0.6514 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECD359 #5972EC

analogous

#EC8959 #ECD359 #BBEC59

triadic

#ECD359 #59ECD3 #D359EC

tetradic

#ECD359 #59EC89 #5972EC #EC59BB

square

#ECD359 #59EC89 #5972EC #EC59BB

split-complementary

#ECD359 #59BBEC #8959EC

monochromatic

#B69A15 #E6C422 #ECD359 #F2E290 #F9F0C7

Accessibility & contrast

On white

1.50

#ECD359 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.03

#ECD359 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECD359

14.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECD359	#FFFFFF	#000000	##000000
##ECD359	1.00	1.50	14.03	14.03
#FFFFFF	1.50	1.00	21.00	21.00
#000000	14.03	21.00	1.00	1.00
##000000	14.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E6CE4B

Deuteranopia (green-blind)

#EDD75F

Tritanopia (blue-blind)

#FDC5B9

Achromatopsia (no color)

#D3D3D3

Design tokens & code

CSS

--color: #ecd359;
/* rgb */ color: rgb(236, 211, 89);
/* oklch */ color: oklch(86.5% 0.143 97.7);

Tailwind

colors: {
  custom: {
    50: '#f5e08d',
    500: '#ecd359',
    950: '#000000',
  },
}

SCSS

$custom: #ecd359;
$custom-light: #f5e08d;
$custom-dark: #000000;

JSON

{
  "hex": "#ecd359",
  "rgb": {
    "r": 236,
    "g": 211,
    "b": 89
  },
  "hsl": {
    "h": 49.796,
    "s": 79.459,
    "l": 63.725
  },
  "oklch": {
    "l": 0.86512,
    "c": 0.14258,
    "h": 97.7
  },
  "luminance": 0.65143
}

Semantic roles & 50–950 ramp

primary

#ECD359

secondary

#344AB5

accent

#2DDC0A

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18150C

muted

#86847F

Preview Lab

Preview with #ECD359

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

Preview Lab → · Contrast checker → · Palette generator →