#ECFC69#ECFC69

#ECFC69 is a very light, vivid yellow. Relative luminance 0.885; OKLCH L 95.2% C 0.170 H 114.9°. Best body text is #000000 at 18.69:1 contrast (WCAG AA passes).

Color values

HEX	#ECFC69
RGB	rgb(236, 252, 105)
HSL	hsl(67, 96%, 70%)
HSV	hsv(67, 58%, 99%)
CMYK	cmyk(6.3%, 0%, 58.3%, 1.2%)
CIE-LAB	lab(95.36, -24.31, 66.90)
CIE-LCH	lch(95.36, 71.18, 109.97°)
OKLab	oklab(95.16% -0.0715 0.1541)
OKLCH	oklch(95.16% 0.17 114.9)
XYZ	xyz(71.9538, 88.4747, 26.6487)
Luminance	0.8847 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFC69 #7969FC

analogous

#FCC369 #ECFC69 #A2FC69

triadic

#ECFC69 #69ECFC #FC69EC

tetradic

#ECFC69 #69FCC3 #7969FC #FC69A2

square

#ECFC69 #69FCC3 #7969FC #FC69A2

split-complementary

#ECFC69 #69A2FC #C369FC

monochromatic

#CDE605 #E4FB2D #ECFC69 #F4FDA5 #FBFEE1

Accessibility & contrast

On white

1.12

#ECFC69 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.69

#ECFC69 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFC69

18.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFC69	#FFFFFF	#000000	##000000
##ECFC69	1.00	1.12	18.69	18.69
#FFFFFF	1.12	1.00	21.00	21.00
#000000	18.69	21.00	1.00	1.00
##000000	18.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF058

Deuteranopia (green-blind)

#FFF372

Tritanopia (blue-blind)

#FAEFDD

Achromatopsia (no color)

#F2F2F2

Design tokens & code

CSS

--color: #ecfc69;
/* rgb */ color: rgb(236, 252, 105);
/* oklch */ color: oklch(95.2% 0.170 114.9);

Tailwind

colors: {
  custom: {
    50: '#f5fd99',
    500: '#ecfc69',
    950: '#000000',
  },
}

SCSS

$custom: #ecfc69;
$custom-light: #f5fd99;
$custom-dark: #000000;

JSON

{
  "hex": "#ecfc69",
  "rgb": {
    "r": 236,
    "g": 252,
    "b": 105
  },
  "hsl": {
    "h": 66.531,
    "s": 96.078,
    "l": 70
  },
  "oklch": {
    "l": 0.95161,
    "c": 0.16986,
    "h": 114.9
  },
  "luminance": 0.88474
}

Semantic roles & 50–950 ramp

primary

#ECFC69

secondary

#4432D7

accent

#00E619

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#17170E

muted

#85857F

Preview Lab

Preview with #ECFC69

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

Preview Lab → · Contrast checker → · Palette generator →