#ECEF68#ECEF68

#ECEF68 is a very light, vivid yellow. Relative luminance 0.806; OKLCH L 92.4% C 0.156 H 110.3°. Best body text is #000000 at 17.11:1 contrast (WCAG AA passes).

Color values

HEX	#ECEF68
RGB	rgb(236, 239, 104)
HSL	hsl(61, 81%, 67%)
HSV	hsv(61, 56%, 94%)
CMYK	cmyk(1.3%, 0%, 56.5%, 6.3%)
CIE-LAB	lab(91.94, -18.15, 63.53)
CIE-LCH	lch(91.94, 66.07, 105.95°)
OKLab	oklab(92.42% -0.0542 0.1468)
OKLCH	oklch(92.42% 0.156 110.3)
XYZ	xyz(67.9591, 80.5670, 25.0651)
Luminance	0.8056 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECEF68 #6B68EF

analogous

#EFAE68 #ECEF68 #A9EF68

triadic

#ECEF68 #68ECEF #EF68EC

tetradic

#ECEF68 #68EFAE #6B68EF #EF68A9

square

#ECEF68 #68EFAE #6B68EF #EF68A9

split-complementary

#ECEF68 #68A9EF #AE68EF

monochromatic

#C4C715 #E5E931 #ECEF68 #F3F59F #FAFBD7

Accessibility & contrast

On white

1.23

#ECEF68 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.11

#ECEF68 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECEF68

17.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECEF68	#FFFFFF	#000000	##000000
##ECEF68	1.00	1.23	17.11	17.11
#FFFFFF	1.23	1.00	21.00	21.00
#000000	17.11	21.00	1.00	1.00
##000000	17.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE659

Deuteranopia (green-blind)

#FFEA70

Tritanopia (blue-blind)

#FBE2D2

Achromatopsia (no color)

#E8E8E8

Design tokens & code

CSS

--color: #ecef68;
/* rgb */ color: rgb(236, 239, 104);
/* oklch */ color: oklch(92.4% 0.156 110.3);

Tailwind

colors: {
  custom: {
    50: '#f5f498',
    500: '#ecef68',
    950: '#000000',
  },
}

SCSS

$custom: #ecef68;
$custom-light: #f5f498;
$custom-dark: #000000;

JSON

{
  "hex": "#ecef68",
  "rgb": {
    "r": 236,
    "g": 239,
    "b": 104
  },
  "hsl": {
    "h": 61.333,
    "s": 80.838,
    "l": 67.255
  },
  "oklch": {
    "l": 0.92423,
    "c": 0.15647,
    "h": 110.3
  },
  "luminance": 0.80565
}

Semantic roles & 50–950 ramp

primary

#ECEF68

secondary

#3A37C5

accent

#08DD0D

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#17170E

muted

#85857F

Preview Lab

Preview with #ECEF68

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

Preview Lab → · Contrast checker → · Palette generator →