#ECE55C#ECE55C

#ECE55C is a very light, vivid yellow. Relative luminance 0.746; OKLCH L 90.2% C 0.156 H 106.4°. Best body text is #000000 at 15.93:1 contrast (WCAG AA passes).

Color values

HEX	#ECE55C
RGB	rgb(236, 229, 92)
HSL	hsl(57, 79%, 64%)
HSV	hsv(57, 61%, 93%)
CMYK	cmyk(0%, 3%, 61%, 7.5%)
CIE-LAB	lab(89.23, -14.08, 65.63)
CIE-LCH	lch(89.23, 67.13, 102.11°)
OKLab	oklab(90.23% -0.044 0.1497)
OKLCH	oklch(90.23% 0.156 106.4)
XYZ	xyz(64.5453, 74.6463, 21.1313)
Luminance	0.7464 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECE55C #5C63EC

analogous

#EC9D5C #ECE55C #ABEC5C

triadic

#ECE55C #5CECE5 #E55CEC

tetradic

#ECE55C #5CEC9D #5C63EC #EC5CAB

square

#ECE55C #5CEC9D #5C63EC #EC5CAB

split-complementary

#ECE55C #5CABEC #9D5CEC

monochromatic

#B8B015 #E6DC25 #ECE55C #F2EE93 #F9F6CA

Accessibility & contrast

On white

1.32

#ECE55C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.93

#ECE55C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECE55C

15.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECE55C	#FFFFFF	#000000	##000000
##ECE55C	1.00	1.32	15.93	15.93
#FFFFFF	1.32	1.00	21.00	21.00
#000000	15.93	21.00	1.00	1.00
##000000	15.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F7DD4C

Deuteranopia (green-blind)

#FAE364

Tritanopia (blue-blind)

#FCD7C8

Achromatopsia (no color)

#E0E0E0

Design tokens & code

CSS

--color: #ece55c;
/* rgb */ color: rgb(236, 229, 92);
/* oklch */ color: oklch(90.2% 0.156 106.4);

Tailwind

colors: {
  custom: {
    50: '#f5ed90',
    500: '#ece55c',
    950: '#000000',
  },
}

SCSS

$custom: #ece55c;
$custom-light: #f5ed90;
$custom-dark: #000000;

JSON

{
  "hex": "#ece55c",
  "rgb": {
    "r": 236,
    "g": 229,
    "b": 92
  },
  "hsl": {
    "h": 57.083,
    "s": 79.121,
    "l": 64.314
  },
  "oklch": {
    "l": 0.90228,
    "c": 0.15604,
    "h": 106.4
  },
  "luminance": 0.74644
}

Semantic roles & 50–950 ramp

primary

#ECE55C

secondary

#353BB8

accent

#14DB0A

background

#FFFEFC

surface

#FFFDF4

border

#D7D5CE

text

#17160D

muted

#85847F

Preview Lab

Preview with #ECE55C

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

Preview Lab → · Contrast checker → · Palette generator →