#EFF280#EFF280

#EFF280 is a very light, vivid yellow. Relative luminance 0.834; OKLCH L 93.6% C 0.137 H 110.1°. Best body text is #000000 at 17.68:1 contrast (WCAG AA passes).

Color values

HEX	#EFF280
RGB	rgb(239, 242, 128)
HSL	hsl(62, 81%, 73%)
HSV	hsv(62, 47%, 95%)
CMYK	cmyk(1.2%, 0%, 47.1%, 5.1%)
CIE-LAB	lab(93.20, -16.47, 54.24)
CIE-LCH	lch(93.20, 56.69, 106.89°)
OKLab	oklab(93.56% -0.0473 0.129)
OKLCH	oklch(93.56% 0.137 110.1)
XYZ	xyz(71.2464, 83.4150, 32.7655)
Luminance	0.8341 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF280 #8380F2

analogous

#F2BC80 #EFF280 #B6F280

triadic

#EFF280 #80EFF2 #F280EF

tetradic

#EFF280 #80F2BC #8380F2 #F280B6

square

#EFF280 #80F2BC #8380F2 #F280B6

split-complementary

#EFF280 #80B6F2 #BC80F2

monochromatic

#DBE117 #E8EC48 #EFF280 #F6F8B8 #FCFCE3

Accessibility & contrast

On white

1.19

#EFF280 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.68

#EFF280 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF280

17.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF280	#FFFFFF	#000000	##000000
##EFF280	1.00	1.19	17.68	17.68
#FFFFFF	1.19	1.00	21.00	21.00
#000000	17.68	21.00	1.00	1.00
##000000	17.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE976

Deuteranopia (green-blind)

#FFED86

Tritanopia (blue-blind)

#FCE6D8

Achromatopsia (no color)

#EBEBEB

Design tokens & code

CSS

--color: #eff280;
/* rgb */ color: rgb(239, 242, 128);
/* oklch */ color: oklch(93.6% 0.137 110.1);

Tailwind

colors: {
  custom: {
    50: '#f6f6a7',
    500: '#eff280',
    950: '#000000',
  },
}

SCSS

$custom: #eff280;
$custom-light: #f6f6a7;
$custom-dark: #000000;

JSON

{
  "hex": "#eff280",
  "rgb": {
    "r": 239,
    "g": 242,
    "b": 128
  },
  "hsl": {
    "h": 61.579,
    "s": 81.429,
    "l": 72.549
  },
  "oklch": {
    "l": 0.93561,
    "c": 0.13737,
    "h": 110.1
  },
  "luminance": 0.83413
}

Semantic roles & 50–950 ramp

primary

#EFF280

secondary

#4D49CD

accent

#08DE0D

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#171710

muted

#858580

Preview Lab

Preview with #EFF280

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

Preview Lab → · Contrast checker → · Palette generator →