#ECE577#ECE577

#ECE577 is a very light, vivid yellow. Relative luminance 0.752; OKLCH L 90.5% C 0.132 H 105.5°. Best body text is #000000 at 16.04:1 contrast (WCAG AA passes).

Color values

HEX	#ECE577
RGB	rgb(236, 229, 119)
HSL	hsl(56, 75%, 70%)
HSV	hsv(56, 50%, 93%)
CMYK	cmyk(0%, 3%, 49.6%, 7.5%)
CIE-LAB	lab(89.49, -12.06, 53.95)
CIE-LCH	lch(89.49, 55.29, 102.60°)
OKLab	oklab(90.52% -0.0353 0.1277)
OKLCH	oklch(90.52% 0.132 105.5)
XYZ	xyz(65.9429, 75.2053, 28.4916)
Luminance	0.7520 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECE577 #777EEC

analogous

#ECAA77 #ECE577 #B9EC77

triadic

#ECE577 #77ECE5 #E577EC

tetradic

#ECE577 #77ECAA #777EEC #EC77B9

square

#ECE577 #77ECAA #777EEC #EC77B9

split-complementary

#ECE577 #77B9EC #AA77EC

monochromatic

#CCC21D #E4DB41 #ECE577 #F4EFAD #FBFAE2

Accessibility & contrast

On white

1.31

#ECE577 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.04

#ECE577 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECE577

16.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECE577	#FFFFFF	#000000	##000000
##ECE577	1.00	1.31	16.04	16.04
#FFFFFF	1.31	1.00	21.00	21.00
#000000	16.04	21.00	1.00	1.00
##000000	16.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F5DE6D

Deuteranopia (green-blind)

#F8E37C

Tritanopia (blue-blind)

#FAD9CC

Achromatopsia (no color)

#E1E1E1

Design tokens & code

CSS

--color: #ece577;
/* rgb */ color: rgb(236, 229, 119);
/* oklch */ color: oklch(90.5% 0.132 105.5);

Tailwind

colors: {
  custom: {
    50: '#f4eda1',
    500: '#ece577',
    950: '#000000',
  },
}

SCSS

$custom: #ece577;
$custom-light: #f4eda1;
$custom-dark: #000000;

JSON

{
  "hex": "#ece577",
  "rgb": {
    "r": 236,
    "g": 229,
    "b": 119
  },
  "hsl": {
    "h": 56.41,
    "s": 75.484,
    "l": 69.608
  },
  "oklch": {
    "l": 0.9052,
    "c": 0.13245,
    "h": 105.5
  },
  "luminance": 0.75203
}

Semantic roles & 50–950 ramp

primary

#ECE577

secondary

#424AC5

accent

#1AD80E

background

#FFFEFC

surface

#FFFDF5

border

#D7D5CF

text

#17160F

muted

#858480

Preview Lab

Preview with #ECE577

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

Preview Lab → · Contrast checker → · Palette generator →