#EFF98C#EFF98C

#EFF98C is a very light, vivid yellow. Relative luminance 0.880; OKLCH L 95.2% C 0.133 H 113.2°. Best body text is #000000 at 18.60:1 contrast (WCAG AA passes).

Color values

HEX	#EFF98C
RGB	rgb(239, 249, 140)
HSL	hsl(66, 90%, 76%)
HSV	hsv(66, 44%, 98%)
CMYK	cmyk(4%, 0%, 43.8%, 2.4%)
CIE-LAB	lab(95.16, -18.73, 50.99)
CIE-LCH	lch(95.16, 54.32, 110.17°)
OKLab	oklab(95.17% -0.0526 0.1226)
OKLCH	oklch(95.17% 0.133 113.2)
XYZ	xyz(74.2069, 87.9966, 37.8817)
Luminance	0.8800 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF98C #968CF9

analogous

#F9CD8C #EFF98C #B9F98C

triadic

#EFF98C #8CEFF9 #F98CEF

tetradic

#EFF98C #8CF9CD #968CF9 #F98CB9

square

#EFF98C #8CF9CD #968CF9 #F98CB9

split-complementary

#EFF98C #8CB9F9 #CD8CF9

monochromatic

#DFF318 #E7F652 #EFF98C #F7FCC6 #FBFDE2

Accessibility & contrast

On white

1.13

#EFF98C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.60

#EFF98C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF98C

18.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF98C	#FFFFFF	#000000	##000000
##EFF98C	1.00	1.13	18.60	18.60
#FFFFFF	1.13	1.00	21.00	21.00
#000000	18.60	21.00	1.00	1.00
##000000	18.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF083

Deuteranopia (green-blind)

#FFF291

Tritanopia (blue-blind)

#FBEEDF

Achromatopsia (no color)

#F1F1F1

Design tokens & code

CSS

--color: #eff98c;
/* rgb */ color: rgb(239, 249, 140);
/* oklch */ color: oklch(95.2% 0.133 113.2);

Tailwind

colors: {
  custom: {
    50: '#f6fbaf',
    500: '#eff98c',
    950: '#000000',
  },
}

SCSS

$custom: #eff98c;
$custom-light: #f6fbaf;
$custom-dark: #000000;

JSON

{
  "hex": "#eff98c",
  "rgb": {
    "r": 239,
    "g": 249,
    "b": 140
  },
  "hsl": {
    "h": 65.505,
    "s": 90.083,
    "l": 76.275
  },
  "oklch": {
    "l": 0.95173,
    "c": 0.13345,
    "h": 113.2
  },
  "luminance": 0.87996
}

Semantic roles & 50–950 ramp

primary

#EFF98C

secondary

#5E52D8

accent

#00E615

background

#FFFFFD

surface

#FFFFF7

border

#D7D7D0

text

#171711

muted

#858581

Preview Lab

Preview with #EFF98C

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

Preview Lab → · Contrast checker → · Palette generator →