#ECFF67#ECFF67

#ECFF67 is a very light, vivid yellow. Relative luminance 0.903; OKLCH L 95.8% C 0.175 H 115.8°. Best body text is #000000 at 19.07:1 contrast (WCAG AA passes).

Color values

HEX	#ECFF67
RGB	rgb(236, 255, 103)
HSL	hsl(68, 100%, 70%)
HSV	hsv(68, 60%, 100%)
CMYK	cmyk(7.5%, 0%, 59.6%, 0%)
CIE-LAB	lab(96.13, -25.86, 68.58)
CIE-LCH	lch(96.13, 73.29, 110.66°)
OKLab	oklab(95.78% -0.0761 0.1574)
OKLCH	oklch(95.78% 0.175 115.8)
XYZ	xyz(72.8017, 90.3331, 26.4302)
Luminance	0.9033 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFF67 #7A67FF

analogous

#FFC667 #ECFF67 #A0FF67

triadic

#ECFF67 #67ECFF #FF67EC

tetradic

#ECFF67 #67FFC6 #7A67FF #FF67A0

square

#ECFF67 #67FFC6 #7A67FF #FF67A0

split-complementary

#ECFF67 #67A0FF #C667FF

monochromatic

#CEEC00 #E4FF2A #ECFF67 #F4FFA4 #FBFFE0

Accessibility & contrast

On white

1.10

#ECFF67 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.07

#ECFF67 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFF67

19.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFF67	#FFFFFF	#000000	##000000
##ECFF67	1.00	1.10	19.07	19.07
#FFFFFF	1.10	1.00	21.00	21.00
#000000	19.07	21.00	1.00	1.00
##000000	19.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF355

Deuteranopia (green-blind)

#FFF571

Tritanopia (blue-blind)

#FAF2DF

Achromatopsia (no color)

#F4F4F4

Design tokens & code

CSS

--color: #ecff67;
/* rgb */ color: rgb(236, 255, 103);
/* oklch */ color: oklch(95.8% 0.175 115.8);

Tailwind

colors: {
  custom: {
    50: '#f5ff98',
    500: '#ecff67',
    950: '#000000',
  },
}

SCSS

$custom: #ecff67;
$custom-light: #f5ff98;
$custom-dark: #000000;

JSON

{
  "hex": "#ecff67",
  "rgb": {
    "r": 236,
    "g": 255,
    "b": 103
  },
  "hsl": {
    "h": 67.5,
    "s": 100,
    "l": 70.196
  },
  "oklch": {
    "l": 0.95776,
    "c": 0.17481,
    "h": 115.8
  },
  "luminance": 0.90332
}

Semantic roles & 50–950 ramp

primary

#ECFF67

secondary

#4530DA

accent

#00E61D

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#17170E

muted

#85857F

Preview Lab

Preview with #ECFF67

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

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