#ECEB63#ECEB63

#ECEB63 is a very light, vivid yellow. Relative luminance 0.781; OKLCH L 91.5% C 0.156 H 108.7°. Best body text is #000000 at 16.63:1 contrast (WCAG AA passes).

Color values

HEX	#ECEB63
RGB	rgb(236, 235, 99)
HSL	hsl(60, 78%, 66%)
HSV	hsv(60, 58%, 93%)
CMYK	cmyk(0%, 0.4%, 58.1%, 7.5%)
CIE-LAB	lab(90.85, -16.56, 64.46)
CIE-LCH	lch(90.85, 66.55, 104.41°)
OKLab	oklab(91.54% -0.0503 0.1482)
OKLCH	oklch(91.54% 0.156 108.7)
XYZ	xyz(66.5545, 78.1522, 23.3810)
Luminance	0.7815 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECEB63 #6364EC

analogous

#ECA663 #ECEB63 #A8EC63

triadic

#ECEB63 #63ECEB #EB63EC

tetradic

#ECEB63 #63ECA6 #6364EC #EC63A8

square

#ECEB63 #63ECA6 #6364EC #EC63A8

split-complementary

#ECEB63 #63A8EC #A663EC

monochromatic

#BEBC17 #E5E42C #ECEB63 #F3F29A #F9F9D0

Accessibility & contrast

On white

1.26

#ECEB63 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.63

#ECEB63 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECEB63

16.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECEB63	#FFFFFF	#000000	##000000
##ECEB63	1.00	1.26	16.63	16.63
#FFFFFF	1.26	1.00	21.00	21.00
#000000	16.63	21.00	1.00	1.00
##000000	16.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FCE254

Deuteranopia (green-blind)

#FEE76B

Tritanopia (blue-blind)

#FBDDCE

Achromatopsia (no color)

#E5E5E5

Design tokens & code

CSS

--color: #eceb63;
/* rgb */ color: rgb(236, 235, 99);
/* oklch */ color: oklch(91.5% 0.156 108.7);

Tailwind

colors: {
  custom: {
    50: '#f5f194',
    500: '#eceb63',
    950: '#000000',
  },
}

SCSS

$custom: #eceb63;
$custom-light: #f5f194;
$custom-dark: #000000;

JSON

{
  "hex": "#eceb63",
  "rgb": {
    "r": 236,
    "g": 235,
    "b": 99
  },
  "hsl": {
    "h": 59.562,
    "s": 78.286,
    "l": 65.686
  },
  "oklch": {
    "l": 0.91539,
    "c": 0.15644,
    "h": 108.7
  },
  "luminance": 0.7815
}

Semantic roles & 50–950 ramp

primary

#ECEB63

secondary

#3738BC

accent

#0CDB0B

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#17160E

muted

#85857F

Preview Lab

Preview with #ECEB63

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

Preview Lab → · Contrast checker → · Palette generator →