#ECDF58#ECDF58

#ECDF58 is a very light, vivid yellow. Relative luminance 0.713; OKLCH L 89.0% C 0.153 H 103.8°. Best body text is #000000 at 15.26:1 contrast (WCAG AA passes).

Color values

HEX	#ECDF58
RGB	rgb(236, 223, 88)
HSL	hsl(55, 80%, 64%)
HSV	hsv(55, 63%, 93%)
CMYK	cmyk(0%, 5.5%, 62.7%, 7.5%)
CIE-LAB	lab(87.64, -11.36, 65.59)
CIE-LCH	lch(87.64, 66.56, 99.82°)
OKLab	oklab(88.95% -0.0366 0.1491)
OKLCH	oklch(88.95% 0.154 103.8)
XYZ	xyz(62.7436, 71.3151, 19.6908)
Luminance	0.7131 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECDF58 #5865EC

analogous

#EC9558 #ECDF58 #AFEC58

triadic

#ECDF58 #58ECDF #DF58EC

tetradic

#ECDF58 #58EC95 #5865EC #EC58AF

square

#ECDF58 #58EC95 #5865EC #EC58AF

split-complementary

#ECDF58 #58AFEC #9558EC

monochromatic

#B5A715 #E6D421 #ECDF58 #F2EA8F #F9F4C6

Accessibility & contrast

On white

1.38

#ECDF58 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.26

#ECDF58 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECDF58

15.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECDF58	#FFFFFF	#000000	##000000
##ECDF58	1.00	1.38	15.26	15.26
#FFFFFF	1.38	1.00	21.00	21.00
#000000	15.26	21.00	1.00	1.00
##000000	15.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F2D847

Deuteranopia (green-blind)

#F6DF60

Tritanopia (blue-blind)

#FDD1C3

Achromatopsia (no color)

#DCDCDC

Design tokens & code

CSS

--color: #ecdf58;
/* rgb */ color: rgb(236, 223, 88);
/* oklch */ color: oklch(89.0% 0.153 103.8);

Tailwind

colors: {
  custom: {
    50: '#f5e88d',
    500: '#ecdf58',
    950: '#000000',
  },
}

SCSS

$custom: #ecdf58;
$custom-light: #f5e88d;
$custom-dark: #000000;

JSON

{
  "hex": "#ecdf58",
  "rgb": {
    "r": 236,
    "g": 223,
    "b": 88
  },
  "hsl": {
    "h": 54.73,
    "s": 79.57,
    "l": 63.529
  },
  "oklch": {
    "l": 0.88953,
    "c": 0.1535,
    "h": 103.8
  },
  "luminance": 0.71313
}

Semantic roles & 50–950 ramp

primary

#ECDF58

secondary

#333FB5

accent

#1CDC0A

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18160D

muted

#86847F

Preview Lab

Preview with #ECDF58

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

Preview Lab → · Contrast checker → · Palette generator →