#EFF86C#EFF86C

#EFF86C is a very light, vivid yellow. Relative luminance 0.866; OKLCH L 94.6% C 0.162 H 112.5°. Best body text is #000000 at 18.31:1 contrast (WCAG AA passes).

Color values

HEX	#EFF86C
RGB	rgb(239, 248, 108)
HSL	hsl(64, 91%, 70%)
HSV	hsv(64, 56%, 97%)
CMYK	cmyk(3.6%, 0%, 56.5%, 2.7%)
CIE-LAB	lab(94.56, -21.01, 64.80)
CIE-LCH	lch(94.56, 68.12, 107.96°)
OKLab	oklab(94.58% -0.0621 0.1499)
OKLCH	oklch(94.58% 0.162 112.5)
XYZ	xyz(71.8725, 86.5697, 27.1079)
Luminance	0.8657 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF86C #756CF8

analogous

#F8BB6C #EFF86C #A9F86C

triadic

#EFF86C #6CEFF8 #F86CEF

tetradic

#EFF86C #6CF8BB #756CF8 #F86CA9

square

#EFF86C #6CF8BB #756CF8 #F86CA9

split-complementary

#EFF86C #6CA9F8 #BB6CF8

monochromatic

#D1DF0B #E9F532 #EFF86C #F5FBA6 #FCFEE1

Accessibility & contrast

On white

1.15

#EFF86C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.31

#EFF86C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF86C

18.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF86C	#FFFFFF	#000000	##000000
##EFF86C	1.00	1.15	18.31	18.31
#FFFFFF	1.15	1.00	21.00	21.00
#000000	18.31	21.00	1.00	1.00
##000000	18.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEE5D

Deuteranopia (green-blind)

#FFF174

Tritanopia (blue-blind)

#FDEBDA

Achromatopsia (no color)

#EFEFEF

Design tokens & code

CSS

--color: #eff86c;
/* rgb */ color: rgb(239, 248, 108);
/* oklch */ color: oklch(94.6% 0.162 112.5);

Tailwind

colors: {
  custom: {
    50: '#f7fa9b',
    500: '#eff86c',
    950: '#000000',
  },
}

SCSS

$custom: #eff86c;
$custom-light: #f7fa9b;
$custom-dark: #000000;

JSON

{
  "hex": "#eff86c",
  "rgb": {
    "r": 239,
    "g": 248,
    "b": 108
  },
  "hsl": {
    "h": 63.857,
    "s": 90.909,
    "l": 69.804
  },
  "oklch": {
    "l": 0.9458,
    "c": 0.16224,
    "h": 112.5
  },
  "luminance": 0.86568
}

Semantic roles & 50–950 ramp

primary

#EFF86C

secondary

#4036D2

accent

#00E60F

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #EFF86C

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

Preview Lab → · Contrast checker → · Palette generator →