#EFFA6F#EFFA6F

#EFFA6F is a very light, vivid yellow. Relative luminance 0.879; OKLCH L 95.0% C 0.162 H 113.2°. Best body text is #000000 at 18.57:1 contrast (WCAG AA passes).

Color values

HEX	#EFFA6F
RGB	rgb(239, 250, 111)
HSL	hsl(65, 93%, 71%)
HSV	hsv(65, 56%, 98%)
CMYK	cmyk(4.4%, 0%, 55.6%, 2%)
CIE-LAB	lab(95.11, -21.74, 64.12)
CIE-LCH	lch(95.11, 67.71, 108.73°)
OKLab	oklab(95.03% -0.0639 0.1488)
OKLCH	oklch(95.03% 0.162 113.2)
XYZ	xyz(72.6530, 87.8710, 28.1694)
Luminance	0.8787 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFA6F #7A6FFA

analogous

#FABF6F #EFFA6F #A9FA6F

triadic

#EFFA6F #6FEFFA #FA6FEF

tetradic

#EFFA6F #6FFABF #7A6FFA #FA6FA9

square

#EFFA6F #6FFABF #7A6FFA #FA6FA9

split-complementary

#EFFA6F #6FA9FA #BF6FFA

monochromatic

#D5E708 #E8F834 #EFFA6F #F6FCAA #FCFEE1

Accessibility & contrast

On white

1.13

#EFFA6F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.57

#EFFA6F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFA6F

18.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFA6F	#FFFFFF	#000000	##000000
##EFFA6F	1.00	1.13	18.57	18.57
#FFFFFF	1.13	1.00	21.00	21.00
#000000	18.57	21.00	1.00	1.00
##000000	18.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEF60

Deuteranopia (green-blind)

#FFF377

Tritanopia (blue-blind)

#FDEDDC

Achromatopsia (no color)

#F1F1F1

Design tokens & code

CSS

--color: #effa6f;
/* rgb */ color: rgb(239, 250, 111);
/* oklch */ color: oklch(95.0% 0.162 113.2);

Tailwind

colors: {
  custom: {
    50: '#f7fb9d',
    500: '#effa6f',
    950: '#000000',
  },
}

SCSS

$custom: #effa6f;
$custom-light: #f7fb9d;
$custom-dark: #000000;

JSON

{
  "hex": "#effa6f",
  "rgb": {
    "r": 239,
    "g": 250,
    "b": 111
  },
  "hsl": {
    "h": 64.748,
    "s": 93.289,
    "l": 70.784
  },
  "oklch": {
    "l": 0.95029,
    "c": 0.16192,
    "h": 113.2
  },
  "luminance": 0.8787
}

Semantic roles & 50–950 ramp

primary

#EFFA6F

secondary

#4438D5

accent

#00E612

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#17170F

muted

#858580

Preview Lab

Preview with #EFFA6F

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

Preview Lab → · Contrast checker → · Palette generator →