#ECFB6E#ECFB6E

#ECFB6E is a very light, vivid yellow. Relative luminance 0.880; OKLCH L 95.0% C 0.165 H 114.7°. Best body text is #000000 at 18.59:1 contrast (WCAG AA passes).

Color values

HEX	#ECFB6E
RGB	rgb(236, 251, 110)
HSL	hsl(66, 95%, 71%)
HSV	hsv(66, 56%, 98%)
CMYK	cmyk(6%, 0%, 56.2%, 1.6%)
CIE-LAB	lab(95.14, -23.47, 64.53)
CIE-LCH	lch(95.14, 68.67, 109.98°)
OKLab	oklab(95% -0.0687 0.1496)
OKLCH	oklch(95% 0.165 114.7)
XYZ	xyz(71.9052, 87.9541, 27.9378)
Luminance	0.8795 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFB6E #7D6EFB

analogous

#FBC36E #ECFB6E #A5FB6E

triadic

#ECFB6E #6EECFB #FB6EEC

tetradic

#ECFB6E #6EFBC3 #7D6EFB #FB6EA5

square

#ECFB6E #6EFBC3 #7D6EFB #FB6EA5

split-complementary

#ECFB6E #6EA5FB #C36EFB

monochromatic

#D0E806 #E4F932 #ECFB6E #F4FDAA #FBFEE1

Accessibility & contrast

On white

1.13

#ECFB6E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.59

#ECFB6E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFB6E

18.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFB6E	#FFFFFF	#000000	##000000
##ECFB6E	1.00	1.13	18.59	18.59
#FFFFFF	1.13	1.00	21.00	21.00
#000000	18.59	21.00	1.00	1.00
##000000	18.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF05F

Deuteranopia (green-blind)

#FFF276

Tritanopia (blue-blind)

#F9EEDC

Achromatopsia (no color)

#F1F1F1

Design tokens & code

CSS

--color: #ecfb6e;
/* rgb */ color: rgb(236, 251, 110);
/* oklch */ color: oklch(95.0% 0.165 114.7);

Tailwind

colors: {
  custom: {
    50: '#f5fc9c',
    500: '#ecfb6e',
    950: '#000000',
  },
}

SCSS

$custom: #ecfb6e;
$custom-light: #f5fc9c;
$custom-dark: #000000;

JSON

{
  "hex": "#ecfb6e",
  "rgb": {
    "r": 236,
    "g": 251,
    "b": 110
  },
  "hsl": {
    "h": 66.383,
    "s": 94.631,
    "l": 70.784
  },
  "oklch": {
    "l": 0.95,
    "c": 0.16461,
    "h": 114.7
  },
  "luminance": 0.87953
}

Semantic roles & 50–950 ramp

primary

#ECFB6E

secondary

#4837D6

accent

#00E618

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#17170F

muted

#858580

Preview Lab

Preview with #ECFB6E

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

Preview Lab → · Contrast checker → · Palette generator →