#ECE64B#ECE64B

#ECE64B is a very light, vivid yellow. Relative luminance 0.749; OKLCH L 90.3% C 0.169 H 107.1°. Best body text is #000000 at 15.99:1 contrast (WCAG AA passes).

Color values

HEX	#ECE64B
RGB	rgb(236, 230, 75)
HSL	hsl(58, 81%, 61%)
HSV	hsv(58, 68%, 93%)
CMYK	cmyk(0%, 2.5%, 68.2%, 7.5%)
CIE-LAB	lab(89.36, -15.54, 72.43)
CIE-LCH	lch(89.36, 74.07, 102.11°)
OKLab	oklab(90.3% -0.0498 0.1615)
OKLCH	oklch(90.3% 0.169 107.1)
XYZ	xyz(64.1613, 74.9367, 17.7397)
Luminance	0.7493 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECE64B #4B51EC

analogous

#EC954B #ECE64B #A1EC4B

triadic

#ECE64B #4BECE6 #E64BEC

tetradic

#ECE64B #4BEC95 #4B51EC #EC4BA1

square

#ECE64B #4BEC95 #4B51EC #EC4BA1

split-complementary

#ECE64B #4BA1EC #954BEC

monochromatic

#ABA512 #E2DA18 #ECE64B #F2EE82 #F8F5BA

Accessibility & contrast

On white

1.31

#ECE64B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.99

#ECE64B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECE64B

15.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECE64B	#FFFFFF	#000000	##000000
##ECE64B	1.00	1.31	15.99	15.99
#FFFFFF	1.31	1.00	21.00	21.00
#000000	15.99	21.00	1.00	1.00
##000000	15.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F9DD33

Deuteranopia (green-blind)

#FCE356

Tritanopia (blue-blind)

#FDD7C7

Achromatopsia (no color)

#E1E1E1

Design tokens & code

CSS

--color: #ece64b;
/* rgb */ color: rgb(236, 230, 75);
/* oklch */ color: oklch(90.3% 0.169 107.1);

Tailwind

colors: {
  custom: {
    50: '#f6ed86',
    500: '#ece64b',
    950: '#000000',
  },
}

SCSS

$custom: #ece64b;
$custom-light: #f6ed86;
$custom-dark: #000000;

JSON

{
  "hex": "#ece64b",
  "rgb": {
    "r": 236,
    "g": 230,
    "b": 75
  },
  "hsl": {
    "h": 57.764,
    "s": 80.905,
    "l": 60.98
  },
  "oklch": {
    "l": 0.90296,
    "c": 0.16901,
    "h": 107.1
  },
  "luminance": 0.74934
}

Semantic roles & 50–950 ramp

primary

#ECE64B

secondary

#3034AC

accent

#10DD08

background

#FFFEFC

surface

#FFFDF4

border

#D7D5CE

text

#18160C

muted

#86847F

Preview Lab

Preview with #ECE64B

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

Preview Lab → · Contrast checker → · Palette generator →