#ECDE5B#ECDE5B

#ECDE5B is a very light, vivid yellow. Relative luminance 0.708; OKLCH L 88.8% C 0.150 H 103.2°. Best body text is #000000 at 15.17:1 contrast (WCAG AA passes).

Color values

HEX	#ECDE5B
RGB	rgb(236, 222, 91)
HSL	hsl(54, 79%, 64%)
HSV	hsv(54, 61%, 93%)
CMYK	cmyk(0%, 5.9%, 61.4%, 7.5%)
CIE-LAB	lab(87.40, -10.67, 64.08)
CIE-LCH	lch(87.40, 64.97, 99.45°)
OKLab	oklab(88.78% -0.0344 0.1463)
OKLCH	oklch(88.78% 0.15 103.2)
XYZ	xyz(62.6040, 70.8331, 20.2700)
Luminance	0.7083 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECDE5B #5B69EC

analogous

#EC965B #ECDE5B #B2EC5B

triadic

#ECDE5B #5BECDE #DE5BEC

tetradic

#ECDE5B #5BEC96 #5B69EC #EC5BB2

square

#ECDE5B #5BEC96 #5B69EC #EC5BB2

split-complementary

#ECDE5B #5BB2EC #965BEC

monochromatic

#B7A815 #E6D324 #ECDE5B #F2E992 #F9F4C9

Accessibility & contrast

On white

1.38

#ECDE5B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.17

#ECDE5B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECDE5B

15.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECDE5B	#FFFFFF	#000000	##000000
##ECDE5B	1.00	1.38	15.17	15.17
#FFFFFF	1.38	1.00	21.00	21.00
#000000	15.17	21.00	1.00	1.00
##000000	15.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F0D74C

Deuteranopia (green-blind)

#F5DE62

Tritanopia (blue-blind)

#FDD0C2

Achromatopsia (no color)

#DBDBDB

Design tokens & code

CSS

--color: #ecde5b;
/* rgb */ color: rgb(236, 222, 91);
/* oklch */ color: oklch(88.8% 0.150 103.2);

Tailwind

colors: {
  custom: {
    50: '#f5e88f',
    500: '#ecde5b',
    950: '#000000',
  },
}

SCSS

$custom: #ecde5b;
$custom-light: #f5e88f;
$custom-dark: #000000;

JSON

{
  "hex": "#ecde5b",
  "rgb": {
    "r": 236,
    "g": 222,
    "b": 91
  },
  "hsl": {
    "h": 54.207,
    "s": 79.235,
    "l": 64.118
  },
  "oklch": {
    "l": 0.88775,
    "c": 0.15029,
    "h": 103.2
  },
  "luminance": 0.70831
}

Semantic roles & 50–950 ramp

primary

#ECDE5B

secondary

#3441B7

accent

#1EDC0A

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18160D

muted

#86847F

Preview Lab

Preview with #ECDE5B

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

Preview Lab → · Contrast checker → · Palette generator →