#ECE45F#ECE45F

#ECE45F is a very light, vivid yellow. Relative luminance 0.741; OKLCH L 90.0% C 0.153 H 105.8°. Best body text is #000000 at 15.83:1 contrast (WCAG AA passes).

Color values

HEX	#ECE45F
RGB	rgb(236, 228, 95)
HSL	hsl(57, 79%, 65%)
HSV	hsv(57, 60%, 93%)
CMYK	cmyk(0%, 3.4%, 59.7%, 7.5%)
CIE-LAB	lab(88.99, -13.39, 64.12)
CIE-LCH	lch(88.99, 65.50, 101.80°)
OKLab	oklab(90.05% -0.0417 0.1469)
OKLCH	oklch(90.05% 0.153 105.8)
XYZ	xyz(64.4032, 74.1480, 21.7437)
Luminance	0.7415 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECE45F #5F67EC

analogous

#EC9E5F #ECE45F #ADEC5F

triadic

#ECE45F #5FECE4 #E45FEC

tetradic

#ECE45F #5FEC9E #5F67EC #EC5FAD

square

#ECE45F #5FEC9E #5F67EC #EC5FAD

split-complementary

#ECE45F #5FADEC #9E5FEC

monochromatic

#BAB116 #E6DB28 #ECE45F #F2ED96 #F9F6CC

Accessibility & contrast

On white

1.33

#ECE45F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.83

#ECE45F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECE45F

15.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECE45F	#FFFFFF	#000000	##000000
##ECE45F	1.00	1.33	15.83	15.83
#FFFFFF	1.33	1.00	21.00	21.00
#000000	15.83	21.00	1.00	1.00
##000000	15.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F6DC50

Deuteranopia (green-blind)

#F9E267

Tritanopia (blue-blind)

#FCD6C8

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #ece45f;
/* rgb */ color: rgb(236, 228, 95);
/* oklch */ color: oklch(90.0% 0.153 105.8);

Tailwind

colors: {
  custom: {
    50: '#f5ec91',
    500: '#ece45f',
    950: '#000000',
  },
}

SCSS

$custom: #ece45f;
$custom-light: #f5ec91;
$custom-dark: #000000;

JSON

{
  "hex": "#ece45f",
  "rgb": {
    "r": 236,
    "g": 228,
    "b": 95
  },
  "hsl": {
    "h": 56.596,
    "s": 78.771,
    "l": 64.902
  },
  "oklch": {
    "l": 0.90049,
    "c": 0.15272,
    "h": 105.8
  },
  "luminance": 0.74146
}

Semantic roles & 50–950 ramp

primary

#ECE45F

secondary

#363DBA

accent

#16DB0A

background

#FFFEFC

surface

#FFFDF4

border

#D7D5CE

text

#17160D

muted

#85847F

Preview Lab

Preview with #ECE45F

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

Preview Lab → · Contrast checker → · Palette generator →