#EFFC82#EFFC82

#EFFC82 is a very light, vivid yellow. Relative luminance 0.896; OKLCH L 95.7% C 0.147 H 114.2°. Best body text is #000000 at 18.92:1 contrast (WCAG AA passes).

Color values

HEX	#EFFC82
RGB	rgb(239, 252, 130)
HSL	hsl(66, 95%, 75%)
HSV	hsv(66, 48%, 99%)
CMYK	cmyk(5.2%, 0%, 48.4%, 1.2%)
CIE-LAB	lab(95.82, -21.12, 56.47)
CIE-LCH	lch(95.82, 60.29, 110.51°)
OKLab	oklab(95.67% -0.0603 0.134)
OKLCH	oklch(95.67% 0.147 114.2)
XYZ	xyz(74.4374, 89.5843, 34.4850)
Luminance	0.8958 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFC82 #8F82FC

analogous

#FCCC82 #EFFC82 #B2FC82

triadic

#EFFC82 #82EFFC #FC82EF

tetradic

#EFFC82 #82FCCC #8F82FC #FC82B2

square

#EFFC82 #82FCCC #8F82FC #FC82B2

split-complementary

#EFFC82 #82B2FC #CC82FC

monochromatic

#E0F90A #E7FB46 #EFFC82 #F7FDBE #FBFEE1

Accessibility & contrast

On white

1.11

#EFFC82 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.92

#EFFC82 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFC82

18.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFC82	#FFFFFF	#000000	##000000
##EFFC82	1.00	1.11	18.92	18.92
#FFFFFF	1.11	1.00	21.00	21.00
#000000	18.92	21.00	1.00	1.00
##000000	18.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF277

Deuteranopia (green-blind)

#FFF488

Tritanopia (blue-blind)

#FCF0E0

Achromatopsia (no color)

#F3F3F3

Design tokens & code

CSS

--color: #effc82;
/* rgb */ color: rgb(239, 252, 130);
/* oklch */ color: oklch(95.7% 0.147 114.2);

Tailwind

colors: {
  custom: {
    50: '#f6fda9',
    500: '#effc82',
    950: '#000000',
  },
}

SCSS

$custom: #effc82;
$custom-light: #f6fda9;
$custom-dark: #000000;

JSON

{
  "hex": "#effc82",
  "rgb": {
    "r": 239,
    "g": 252,
    "b": 130
  },
  "hsl": {
    "h": 66.393,
    "s": 95.313,
    "l": 74.902
  },
  "oklch": {
    "l": 0.95665,
    "c": 0.14697,
    "h": 114.2
  },
  "luminance": 0.89583
}

Semantic roles & 50–950 ramp

primary

#EFFC82

secondary

#5748DA

accent

#00E618

background

#FFFFFD

surface

#FFFFF7

border

#D7D7D0

text

#171710

muted

#858581

Preview Lab

Preview with #EFFC82

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

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