#EFFA7F#EFFA7F

#EFFA7F is a very light, vivid yellow. Relative luminance 0.883; OKLCH L 95.2% C 0.147 H 113.4°. Best body text is #000000 at 18.65:1 contrast (WCAG AA passes).

Color values

HEX	#EFFA7F
RGB	rgb(239, 250, 127)
HSL	hsl(65, 92%, 74%)
HSV	hsv(65, 49%, 98%)
CMYK	cmyk(4.4%, 0%, 49.2%, 2%)
CIE-LAB	lab(95.27, -20.43, 57.19)
CIE-LCH	lch(95.27, 60.73, 109.66°)
OKLab	oklab(95.21% -0.0586 0.1353)
OKLCH	oklch(95.21% 0.147 113.4)
XYZ	xyz(73.6142, 88.2554, 33.2316)
Luminance	0.8825 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFA7F #8A7FFA

analogous

#FAC87F #EFFA7F #B2FA7F

triadic

#EFFA7F #7FEFFA #FA7FEF

tetradic

#EFFA7F #7FFAC8 #8A7FFA #FA7FB2

square

#EFFA7F #7FFAC8 #8A7FFA #FA7FB2

split-complementary

#EFFA7F #7FB2FA #C87FFA

monochromatic

#E0F50A #E8F844 #EFFA7F #F6FCBA #FBFEE2

Accessibility & contrast

On white

1.13

#EFFA7F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.65

#EFFA7F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFA7F

18.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFA7F	#FFFFFF	#000000	##000000
##EFFA7F	1.00	1.13	18.65	18.65
#FFFFFF	1.13	1.00	21.00	21.00
#000000	18.65	21.00	1.00	1.00
##000000	18.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF074

Deuteranopia (green-blind)

#FFF386

Tritanopia (blue-blind)

#FCEEDE

Achromatopsia (no color)

#F1F1F1

Design tokens & code

CSS

--color: #effa7f;
/* rgb */ color: rgb(239, 250, 127);
/* oklch */ color: oklch(95.2% 0.147 113.4);

Tailwind

colors: {
  custom: {
    50: '#f6fba7',
    500: '#effa7f',
    950: '#000000',
  },
}

SCSS

$custom: #effa7f;
$custom-light: #f6fba7;
$custom-dark: #000000;

JSON

{
  "hex": "#effa7f",
  "rgb": {
    "r": 239,
    "g": 250,
    "b": 127
  },
  "hsl": {
    "h": 65.366,
    "s": 92.481,
    "l": 73.922
  },
  "oklch": {
    "l": 0.95211,
    "c": 0.14749,
    "h": 113.4
  },
  "luminance": 0.88254
}

Semantic roles & 50–950 ramp

primary

#EFFA7F

secondary

#5346D7

accent

#00E615

background

#FFFFFC

surface

#FFFFF6

border

#D7D7D0

text

#171710

muted

#858580

Preview Lab

Preview with #EFFA7F

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

Preview Lab → · Contrast checker → · Palette generator →