#ECDF4F#ECDF4F

#ECDF4F is a very light, vivid yellow. Relative luminance 0.712; OKLCH L 88.9% C 0.160 H 104.1°. Best body text is #000000 at 15.23:1 contrast (WCAG AA passes).

Color values

HEX	#ECDF4F
RGB	rgb(236, 223, 79)
HSL	hsl(55, 81%, 62%)
HSV	hsv(55, 67%, 93%)
CMYK	cmyk(0%, 5.5%, 66.5%, 7.5%)
CIE-LAB	lab(87.57, -11.88, 69.11)
CIE-LCH	lch(87.57, 70.13, 99.75°)
OKLab	oklab(88.88% -0.0391 0.1552)
OKLCH	oklch(88.88% 0.16 104.1)
XYZ	xyz(62.3935, 71.1751, 17.8472)
Luminance	0.7117 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECDF4F #4F5CEC

analogous

#EC914F #ECDF4F #ABEC4F

triadic

#ECDF4F #4FECDF #DF4FEC

tetradic

#ECDF4F #4FEC91 #4F5CEC #EC4FAB

square

#ECDF4F #4FEC91 #4F5CEC #EC4FAB

split-complementary

#ECDF4F #4FABEC #914FEC

monochromatic

#AEA113 #E5D419 #ECDF4F #F2E986 #F8F3BD

Accessibility & contrast

On white

1.38

#ECDF4F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.23

#ECDF4F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECDF4F

15.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECDF4F	#FFFFFF	#000000	##000000
##ECDF4F	1.00	1.38	15.23	15.23
#FFFFFF	1.38	1.00	21.00	21.00
#000000	15.23	21.00	1.00	1.00
##000000	15.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F2D83B

Deuteranopia (green-blind)

#F6DF58

Tritanopia (blue-blind)

#FDD0C2

Achromatopsia (no color)

#DBDBDB

Design tokens & code

CSS

--color: #ecdf4f;
/* rgb */ color: rgb(236, 223, 79);
/* oklch */ color: oklch(88.9% 0.160 104.1);

Tailwind

colors: {
  custom: {
    50: '#f6e888',
    500: '#ecdf4f',
    950: '#000000',
  },
}

SCSS

$custom: #ecdf4f;
$custom-light: #f6e888;
$custom-dark: #000000;

JSON

{
  "hex": "#ecdf4f",
  "rgb": {
    "r": 236,
    "g": 223,
    "b": 79
  },
  "hsl": {
    "h": 55.032,
    "s": 80.513,
    "l": 61.765
  },
  "oklch": {
    "l": 0.88877,
    "c": 0.16001,
    "h": 104.1
  },
  "luminance": 0.71173
}

Semantic roles & 50–950 ramp

primary

#ECDF4F

secondary

#313BAE

accent

#1ADD09

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18160C

muted

#86847F

Preview Lab

Preview with #ECDF4F

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

Preview Lab → · Contrast checker → · Palette generator →