#ECF86C#ECF86C

#ECF86C is a very light, vivid yellow. Relative luminance 0.861; OKLCH L 94.3% C 0.163 H 113.6°. Best body text is #000000 at 18.21:1 contrast (WCAG AA passes).

Color values

HEX	#ECF86C
RGB	rgb(236, 248, 108)
HSL	hsl(65, 91%, 70%)
HSV	hsv(65, 56%, 97%)
CMYK	cmyk(4.8%, 0%, 56.5%, 2.7%)
CIE-LAB	lab(94.33, -22.19, 64.49)
CIE-LCH	lch(94.33, 68.20, 108.99°)
OKLab	oklab(94.35% -0.0652 0.1493)
OKLCH	oklch(94.35% 0.163 113.6)
XYZ	xyz(70.8678, 86.0516, 27.0608)
Luminance	0.8605 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF86C #786CF8

analogous

#F8BE6C #ECF86C #A6F86C

triadic

#ECF86C #6CECF8 #F86CEC

tetradic

#ECF86C #6CF8BE #786CF8 #F86CA6

square

#ECF86C #6CF8BE #786CF8 #F86CA6

split-complementary

#ECF86C #6CA6F8 #BE6CF8

monochromatic

#CDDF0B #E4F532 #ECF86C #F4FBA6 #FBFEE1

Accessibility & contrast

On white

1.15

#ECF86C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.21

#ECF86C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF86C

18.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF86C	#FFFFFF	#000000	##000000
##ECF86C	1.00	1.15	18.21	18.21
#FFFFFF	1.15	1.00	21.00	21.00
#000000	18.21	21.00	1.00	1.00
##000000	18.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFED5D

Deuteranopia (green-blind)

#FFF074

Tritanopia (blue-blind)

#FAEBDA

Achromatopsia (no color)

#EFEFEF

Design tokens & code

CSS

--color: #ecf86c;
/* rgb */ color: rgb(236, 248, 108);
/* oklch */ color: oklch(94.3% 0.163 113.6);

Tailwind

colors: {
  custom: {
    50: '#f5fa9b',
    500: '#ecf86c',
    950: '#000000',
  },
}

SCSS

$custom: #ecf86c;
$custom-light: #f5fa9b;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf86c",
  "rgb": {
    "r": 236,
    "g": 248,
    "b": 108
  },
  "hsl": {
    "h": 65.143,
    "s": 90.909,
    "l": 69.804
  },
  "oklch": {
    "l": 0.94348,
    "c": 0.16292,
    "h": 113.6
  },
  "luminance": 0.8605
}

Semantic roles & 50–950 ramp

primary

#ECF86C

secondary

#4336D2

accent

#00E614

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#17170E

muted

#85857F

Preview Lab

Preview with #ECF86C

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

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