#EFF799#EFF799

#EFF799 is a very light, moderate yellow. Relative luminance 0.872; OKLCH L 95.0% C 0.117 H 112.6°. Best body text is #000000 at 18.43:1 contrast (WCAG AA passes).

Color values

HEX	#EFF799
RGB	rgb(239, 247, 153)
HSL	hsl(65, 85%, 78%)
HSV	hsv(65, 38%, 97%)
CMYK	cmyk(3.2%, 0%, 38.1%, 3.1%)
CIE-LAB	lab(94.81, -16.41, 44.29)
CIE-LCH	lch(94.81, 47.23, 110.33°)
OKLab	oklab(94.95% -0.045 0.1082)
OKLCH	oklch(94.95% 0.117 112.6)
XYZ	xyz(74.6078, 87.1732, 43.0266)
Luminance	0.8717 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF799 #A199F7

analogous

#F7D099 #EFF799 #C0F799

triadic

#EFF799 #99EFF7 #F799EF

tetradic

#EFF799 #99F7D0 #A199F7 #F799C0

square

#EFF799 #99F7D0 #A199F7 #F799C0

split-complementary

#EFF799 #99C0F7 #D099F7

monochromatic

#DDEE27 #E6F360 #EFF799 #F8FBD2 #FBFDE3

Accessibility & contrast

On white

1.14

#EFF799 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.43

#EFF799 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF799

18.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF799	#FFFFFF	#000000	##000000
##EFF799	1.00	1.14	18.43	18.43
#FFFFFF	1.14	1.00	21.00	21.00
#000000	18.43	21.00	1.00	1.00
##000000	18.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEF92

Deuteranopia (green-blind)

#FFF19D

Tritanopia (blue-blind)

#FAEDE0

Achromatopsia (no color)

#F0F0F0

Design tokens & code

CSS

--color: #eff799;
/* rgb */ color: rgb(239, 247, 153);
/* oklch */ color: oklch(95.0% 0.117 112.6);

Tailwind

colors: {
  custom: {
    50: '#f5f9b8',
    500: '#eff799',
    950: '#000000',
  },
}

SCSS

$custom: #eff799;
$custom-light: #f5f9b8;
$custom-dark: #000000;

JSON

{
  "hex": "#eff799",
  "rgb": {
    "r": 239,
    "g": 247,
    "b": 153
  },
  "hsl": {
    "h": 65.106,
    "s": 85.455,
    "l": 78.431
  },
  "oklch": {
    "l": 0.94952,
    "c": 0.11721,
    "h": 112.6
  },
  "luminance": 0.87172
}

Semantic roles & 50–950 ramp

primary

#EFF799

secondary

#685ED6

accent

#04E216

background

#FFFFFD

surface

#FFFFF8

border

#D7D7D1

text

#171711

muted

#858581

Preview Lab

Preview with #EFF799

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

Preview Lab → · Contrast checker → · Palette generator →