#ECE55A#ECE55A

#ECE55A is a very light, vivid yellow. Relative luminance 0.746; OKLCH L 90.2% C 0.158 H 106.4°. Best body text is #000000 at 15.92:1 contrast (WCAG AA passes).

Color values

HEX	#ECE55A
RGB	rgb(236, 229, 90)
HSL	hsl(57, 79%, 64%)
HSV	hsv(57, 62%, 93%)
CMYK	cmyk(0%, 3%, 61.9%, 7.5%)
CIE-LAB	lab(89.21, -14.20, 66.44)
CIE-LCH	lch(89.21, 67.94, 102.07°)
OKLab	oklab(90.21% -0.0445 0.1512)
OKLCH	oklch(90.21% 0.158 106.4)
XYZ	xyz(64.4591, 74.6118, 20.6769)
Luminance	0.7461 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECE55A #5A61EC

analogous

#EC9C5A #ECE55A #AAEC5A

triadic

#ECE55A #5AECE5 #E55AEC

tetradic

#ECE55A #5AEC9C #5A61EC #EC5AAA

square

#ECE55A #5AEC9C #5A61EC #EC5AAA

split-complementary

#ECE55A #5AAAEC #9C5AEC

monochromatic

#B7AF15 #E6DC23 #ECE55A #F2EE91 #F9F6C8

Accessibility & contrast

On white

1.32

#ECE55A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.92

#ECE55A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECE55A

15.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECE55A	#FFFFFF	#000000	##000000
##ECE55A	1.00	1.32	15.92	15.92
#FFFFFF	1.32	1.00	21.00	21.00
#000000	15.92	21.00	1.00	1.00
##000000	15.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F7DD49

Deuteranopia (green-blind)

#FAE362

Tritanopia (blue-blind)

#FCD7C8

Achromatopsia (no color)

#E0E0E0

Design tokens & code

CSS

--color: #ece55a;
/* rgb */ color: rgb(236, 229, 90);
/* oklch */ color: oklch(90.2% 0.158 106.4);

Tailwind

colors: {
  custom: {
    50: '#f5ed8f',
    500: '#ece55a',
    950: '#000000',
  },
}

SCSS

$custom: #ece55a;
$custom-light: #f5ed8f;
$custom-dark: #000000;

JSON

{
  "hex": "#ece55a",
  "rgb": {
    "r": 236,
    "g": 229,
    "b": 90
  },
  "hsl": {
    "h": 57.123,
    "s": 79.348,
    "l": 63.922
  },
  "oklch": {
    "l": 0.90209,
    "c": 0.15758,
    "h": 106.4
  },
  "luminance": 0.7461
}

Semantic roles & 50–950 ramp

primary

#ECE55A

secondary

#343AB6

accent

#14DC0A

background

#FFFEFC

surface

#FFFDF4

border

#D7D5CE

text

#18160D

muted

#86847F

Preview Lab

Preview with #ECE55A

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

Preview Lab → · Contrast checker → · Palette generator →