#ECFB60#ECFB60

#ECFB60 is a very light, vivid yellow. Relative luminance 0.877; OKLCH L 94.9% C 0.176 H 114.5°. Best body text is #000000 at 18.53:1 contrast (WCAG AA passes).

Color values

HEX	#ECFB60
RGB	rgb(236, 251, 96)
HSL	hsl(66, 95%, 68%)
HSV	hsv(66, 62%, 98%)
CMYK	cmyk(6%, 0%, 61.8%, 1.6%)
CIE-LAB	lab(95.02, -24.44, 70.21)
CIE-LCH	lch(95.02, 74.35, 109.20°)
OKLab	oklab(94.87% -0.0728 0.16)
OKLCH	oklch(94.87% 0.176 114.5)
XYZ	xyz(71.2023, 87.6730, 24.2358)
Luminance	0.8767 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFB60 #6F60FB

analogous

#FBBC60 #ECFB60 #9FFB60

triadic

#ECFB60 #60ECFB #FB60EC

tetradic

#ECFB60 #60FBBC #6F60FB #FB609F

square

#ECFB60 #60FBBC #6F60FB #FB609F

split-complementary

#ECFB60 #609FFB #BC60FB

monochromatic

#C6DB06 #E5F924 #ECFB60 #F3FD9C #FAFED7

Accessibility & contrast

On white

1.13

#ECFB60 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.53

#ECFB60 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFB60

18.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFB60	#FFFFFF	#000000	##000000
##ECFB60	1.00	1.13	18.53	18.53
#FFFFFF	1.13	1.00	21.00	21.00
#000000	18.53	21.00	1.00	1.00
##000000	18.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEF4D

Deuteranopia (green-blind)

#FFF26A

Tritanopia (blue-blind)

#FAEDDB

Achromatopsia (no color)

#F1F1F1

Design tokens & code

CSS

--color: #ecfb60;
/* rgb */ color: rgb(236, 251, 96);
/* oklch */ color: oklch(94.9% 0.176 114.5);

Tailwind

colors: {
  custom: {
    50: '#f5fc94',
    500: '#ecfb60',
    950: '#000000',
  },
}

SCSS

$custom: #ecfb60;
$custom-light: #f5fc94;
$custom-dark: #000000;

JSON

{
  "hex": "#ecfb60",
  "rgb": {
    "r": 236,
    "g": 251,
    "b": 96
  },
  "hsl": {
    "h": 65.806,
    "s": 95.092,
    "l": 68.039
  },
  "oklch": {
    "l": 0.94867,
    "c": 0.17573,
    "h": 114.5
  },
  "luminance": 0.87672
}

Semantic roles & 50–950 ramp

primary

#ECFB60

secondary

#3B2BD4

accent

#00E616

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#17170E

muted

#85857F

Preview Lab

Preview with #ECFB60

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

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