#EFF87C#EFF87C

#EFF87C is a very light, vivid yellow. Relative luminance 0.869; OKLCH L 94.8% C 0.148 H 112.6°. Best body text is #000000 at 18.39:1 contrast (WCAG AA passes).

Color values

HEX	#EFF87C
RGB	rgb(239, 248, 124)
HSL	hsl(64, 90%, 73%)
HSV	hsv(64, 50%, 97%)
CMYK	cmyk(3.6%, 0%, 50%, 2.7%)
CIE-LAB	lab(94.71, -19.73, 57.90)
CIE-LCH	lch(94.71, 61.17, 108.82°)
OKLab	oklab(94.76% -0.0569 0.1366)
OKLCH	oklch(94.76% 0.148 112.6)
XYZ	xyz(72.8035, 86.9421, 32.0112)
Luminance	0.8694 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF87C #857CF8

analogous

#F8C37C #EFF87C #B1F87C

triadic

#EFF87C #7CEFF8 #F87CEF

tetradic

#EFF87C #7CF8C3 #857CF8 #F87CB1

square

#EFF87C #7CF8C3 #857CF8 #F87CB1

split-complementary

#EFF87C #7CB1F8 #C37CF8

monochromatic

#DDED0D #E8F542 #EFF87C #F6FBB6 #FBFDE2

Accessibility & contrast

On white

1.14

#EFF87C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.39

#EFF87C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF87C

18.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF87C	#FFFFFF	#000000	##000000
##EFF87C	1.00	1.14	18.39	18.39
#FFFFFF	1.14	1.00	21.00	21.00
#000000	18.39	21.00	1.00	1.00
##000000	18.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEE70

Deuteranopia (green-blind)

#FFF183

Tritanopia (blue-blind)

#FCECDC

Achromatopsia (no color)

#F0F0F0

Design tokens & code

CSS

--color: #eff87c;
/* rgb */ color: rgb(239, 248, 124);
/* oklch */ color: oklch(94.8% 0.148 112.6);

Tailwind

colors: {
  custom: {
    50: '#f6faa5',
    500: '#eff87c',
    950: '#000000',
  },
}

SCSS

$custom: #eff87c;
$custom-light: #f6faa5;
$custom-dark: #000000;

JSON

{
  "hex": "#eff87c",
  "rgb": {
    "r": 239,
    "g": 248,
    "b": 124
  },
  "hsl": {
    "h": 64.355,
    "s": 89.855,
    "l": 72.941
  },
  "oklch": {
    "l": 0.94757,
    "c": 0.14802,
    "h": 112.6
  },
  "luminance": 0.86941
}

Semantic roles & 50–950 ramp

primary

#EFF87C

secondary

#4E44D4

accent

#00E611

background

#FFFFFC

surface

#FFFFF6

border

#D7D7D0

text

#17170F

muted

#858580

Preview Lab

Preview with #EFF87C

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

Preview Lab → · Contrast checker → · Palette generator →