#ECD55B#ECD55B

#ECD55B is a very light, vivid yellow. Relative luminance 0.662; OKLCH L 86.9% C 0.143 H 98.7°. Best body text is #000000 at 14.24:1 contrast (WCAG AA passes).

Color values

HEX	#ECD55B
RGB	rgb(236, 213, 91)
HSL	hsl(50, 79%, 64%)
HSV	hsv(50, 61%, 93%)
CMYK	cmyk(0%, 9.7%, 61.4%, 7.5%)
CIE-LAB	lab(85.09, -6.15, 61.57)
CIE-LCH	lch(85.09, 61.87, 95.70°)
OKLab	oklab(86.94% -0.0214 0.141)
OKLCH	oklch(86.94% 0.143 98.7)
XYZ	xyz(60.2771, 66.1794, 19.4944)
Luminance	0.6618 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECD55B #5B72EC

analogous

#EC8D5B #ECD55B #BBEC5B

triadic

#ECD55B #5BECD5 #D55BEC

tetradic

#ECD55B #5BEC8D #5B72EC #EC5BBB

square

#ECD55B #5BEC8D #5B72EC #EC5BBB

split-complementary

#ECD55B #5BBBEC #8D5BEC

monochromatic

#B79E15 #E6C724 #ECD55B #F2E392 #F9F1C9

Accessibility & contrast

On white

1.48

#ECD55B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.24

#ECD55B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECD55B

14.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECD55B	#FFFFFF	#000000	##000000
##ECD55B	1.00	1.48	14.24	14.24
#FFFFFF	1.48	1.00	21.00	21.00
#000000	14.24	21.00	1.00	1.00
##000000	14.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E8D04D

Deuteranopia (green-blind)

#EED861

Tritanopia (blue-blind)

#FDC7BB

Achromatopsia (no color)

#D4D4D4

Design tokens & code

CSS

--color: #ecd55b;
/* rgb */ color: rgb(236, 213, 91);
/* oklch */ color: oklch(86.9% 0.143 98.7);

Tailwind

colors: {
  custom: {
    50: '#f5e18e',
    500: '#ecd55b',
    950: '#000000',
  },
}

SCSS

$custom: #ecd55b;
$custom-light: #f5e18e;
$custom-dark: #000000;

JSON

{
  "hex": "#ecd55b",
  "rgb": {
    "r": 236,
    "g": 213,
    "b": 91
  },
  "hsl": {
    "h": 50.483,
    "s": 79.235,
    "l": 64.118
  },
  "oklch": {
    "l": 0.86937,
    "c": 0.14258,
    "h": 98.7
  },
  "luminance": 0.66177
}

Semantic roles & 50–950 ramp

primary

#ECD55B

secondary

#3449B7

accent

#2BDC0A

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18150D

muted

#86847F

Preview Lab

Preview with #ECD55B

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

Preview Lab → · Contrast checker → · Palette generator →