#ECCB64#ECCB64

#ECCB64 is a very light, vivid yellow. Relative luminance 0.615; OKLCH L 85.0% C 0.128 H 91.8°. Best body text is #000000 at 13.29:1 contrast (WCAG AA passes).

Color values

HEX	#ECCB64
RGB	rgb(236, 203, 100)
HSL	hsl(45, 78%, 66%)
HSV	hsv(45, 58%, 93%)
CMYK	cmyk(0%, 14%, 57.6%, 7.5%)
CIE-LAB	lab(82.63, -0.42, 54.77)
CIE-LCH	lch(82.63, 54.77, 90.44°)
OKLab	oklab(85.02% -0.0039 0.1275)
OKLCH	oklch(85.02% 0.128 91.8)
XYZ	xyz(58.2508, 61.4678, 20.8503)
Luminance	0.6147 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECCB64 #6485EC

analogous

#EC8764 #ECCB64 #C9EC64

triadic

#ECCB64 #64ECCB #CB64EC

tetradic

#ECCB64 #64EC87 #6485EC #EC64C9

square

#ECCB64 #64EC87 #6485EC #EC64C9

split-complementary

#ECCB64 #64C9EC #8764EC

monochromatic

#BE9617 #E5B92D #ECCB64 #F3DD9B #F9F0D1

Accessibility & contrast

On white

1.58

#ECCB64 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.29

#ECCB64 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECCB64

13.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECCB64	#FFFFFF	#000000	##000000
##ECCB64	1.00	1.58	13.29	13.29
#FFFFFF	1.58	1.00	21.00	21.00
#000000	13.29	21.00	1.00	1.00
##000000	13.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DEC85A

Deuteranopia (green-blind)

#E6D268

Tritanopia (blue-blind)

#FDBDB4

Achromatopsia (no color)

#CECECE

Design tokens & code

CSS

--color: #eccb64;
/* rgb */ color: rgb(236, 203, 100);
/* oklch */ color: oklch(85.0% 0.128 91.8);

Tailwind

colors: {
  custom: {
    50: '#f5da93',
    500: '#eccb64',
    950: '#000000',
  },
}

SCSS

$custom: #eccb64;
$custom-light: #f5da93;
$custom-dark: #000000;

JSON

{
  "hex": "#eccb64",
  "rgb": {
    "r": 236,
    "g": 203,
    "b": 100
  },
  "hsl": {
    "h": 45.441,
    "s": 78.161,
    "l": 65.882
  },
  "oklch": {
    "l": 0.8502,
    "c": 0.1276,
    "h": 91.8
  },
  "luminance": 0.61465
}

Semantic roles & 50–950 ramp

primary

#ECCB64

secondary

#3758BD

accent

#3DDA0B

background

#FFFEFC

surface

#FFFBF4

border

#D7D4CE

text

#17140D

muted

#85837F

Preview Lab

Preview with #ECCB64

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

Preview Lab → · Contrast checker → · Palette generator →