#EFFD9F#EFFD9F

#EFFD9F is a very light, moderate yellow. Relative luminance 0.911; OKLCH L 96.3% C 0.118 H 115.6°. Best body text is #000000 at 19.22:1 contrast (WCAG AA passes).

Color values

HEX	#EFFD9F
RGB	rgb(239, 253, 159)
HSL	hsl(69, 96%, 81%)
HSV	hsv(69, 37%, 99%)
CMYK	cmyk(5.5%, 0%, 37.2%, 0.8%)
CIE-LAB	lab(96.45, -18.64, 43.46)
CIE-LCH	lch(96.45, 47.29, 113.22°)
OKLab	oklab(96.29% -0.051 0.1066)
OKLCH	oklch(96.29% 0.118 115.6)
XYZ	xyz(76.9802, 91.1052, 46.3239)
Luminance	0.9110 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFD9F #AD9FFD

analogous

#FDDC9F #EFFD9F #C0FD9F

triadic

#EFFD9F #9FEFFD #FD9FEF

tetradic

#EFFD9F #9FFDDC #AD9FFD #FD9FC0

square

#EFFD9F #9FFDDC #AD9FFD #FD9FC0

split-complementary

#EFFD9F #9FC0FD #DC9FFD

monochromatic

#DBFB27 #E5FC63 #EFFD9F #F9FEDB #FAFEE1

Accessibility & contrast

On white

1.09

#EFFD9F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.22

#EFFD9F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFD9F

19.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFD9F	#FFFFFF	#000000	##000000
##EFFD9F	1.00	1.09	19.22	19.22
#FFFFFF	1.09	1.00	21.00	21.00
#000000	19.22	21.00	1.00	1.00
##000000	19.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF498

Deuteranopia (green-blind)

#FFF6A3

Tritanopia (blue-blind)

#F9F3E6

Achromatopsia (no color)

#F5F5F5

Design tokens & code

CSS

--color: #effd9f;
/* rgb */ color: rgb(239, 253, 159);
/* oklch */ color: oklch(96.3% 0.118 115.6);

Tailwind

colors: {
  custom: {
    50: '#f5febc',
    500: '#effd9f',
    950: '#000000',
  },
}

SCSS

$custom: #effd9f;
$custom-light: #f5febc;
$custom-dark: #000000;

JSON

{
  "hex": "#effd9f",
  "rgb": {
    "r": 239,
    "g": 253,
    "b": 159
  },
  "hsl": {
    "h": 68.936,
    "s": 95.918,
    "l": 80.784
  },
  "oklch": {
    "l": 0.96287,
    "c": 0.11816,
    "h": 115.6
  },
  "luminance": 0.91104
}

Semantic roles & 50–950 ramp

primary

#EFFD9F

secondary

#7360E0

accent

#00E622

background

#FFFFFD

surface

#FFFFF8

border

#D7D7D1

text

#171712

muted

#858582

Preview Lab

Preview with #EFFD9F

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

Preview Lab → · Contrast checker → · Palette generator →