#EFF497#EFF497

#EFF497 is a very light, moderate yellow. Relative luminance 0.853; OKLCH L 94.3% C 0.116 H 111.1°. Best body text is #000000 at 18.06:1 contrast (WCAG AA passes).

Color values

HEX	#EFF497
RGB	rgb(239, 244, 151)
HSL	hsl(63, 81%, 77%)
HSV	hsv(63, 38%, 96%)
CMYK	cmyk(2%, 0%, 38.1%, 4.3%)
CIE-LAB	lab(94.01, -15.16, 44.24)
CIE-LCH	lch(94.01, 46.77, 108.92°)
OKLab	oklab(94.3% -0.0416 0.108)
OKLCH	oklch(94.3% 0.116 111.1)
XYZ	xyz(73.5340, 85.2876, 41.8606)
Luminance	0.8529 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF497 #9C97F4

analogous

#F4CB97 #EFF497 #C0F497

triadic

#EFF497 #97EFF4 #F497EF

tetradic

#EFF497 #97F4CB #9C97F4 #F497C0

square

#EFF497 #97F4CB #9C97F4 #F497C0

split-complementary

#EFF497 #97C0F4 #CB97F4

monochromatic

#DEE828 #E6EE60 #EFF497 #F8FACE #FBFCE3

Accessibility & contrast

On white

1.16

#EFF497 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.06

#EFF497 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF497

18.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF497	#FFFFFF	#000000	##000000
##EFF497	1.00	1.16	18.06	18.06
#FFFFFF	1.16	1.00	21.00	21.00
#000000	18.06	21.00	1.00	1.00
##000000	18.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEC90

Deuteranopia (green-blind)

#FFEF9B

Tritanopia (blue-blind)

#FAEADD

Achromatopsia (no color)

#EEEEEE

Design tokens & code

CSS

--color: #eff497;
/* rgb */ color: rgb(239, 244, 151);
/* oklch */ color: oklch(94.3% 0.116 111.1);

Tailwind

colors: {
  custom: {
    50: '#f5f7b7',
    500: '#eff497',
    950: '#000000',
  },
}

SCSS

$custom: #eff497;
$custom-light: #f5f7b7;
$custom-dark: #000000;

JSON

{
  "hex": "#eff497",
  "rgb": {
    "r": 239,
    "g": 244,
    "b": 151
  },
  "hsl": {
    "h": 63.226,
    "s": 80.87,
    "l": 77.451
  },
  "oklch": {
    "l": 0.94302,
    "c": 0.11575,
    "h": 111.1
  },
  "luminance": 0.85286
}

Semantic roles & 50–950 ramp

primary

#EFF497

secondary

#635DD2

accent

#08DD14

background

#FFFFFD

surface

#FFFEF8

border

#D7D6D1

text

#171711

muted

#858581

Preview Lab

Preview with #EFF497

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

Preview Lab → · Contrast checker → · Palette generator →