#EFF28E#EFF28E

#EFF28E is a very light, vivid yellow. Relative luminance 0.838; OKLCH L 93.8% C 0.123 H 110.1°. Best body text is #000000 at 17.76:1 contrast (WCAG AA passes).

Color values

HEX	#EFF28E
RGB	rgb(239, 242, 142)
HSL	hsl(62, 79%, 75%)
HSV	hsv(62, 41%, 95%)
CMYK	cmyk(1.2%, 0%, 41.3%, 5.1%)
CIE-LAB	lab(93.37, -15.13, 47.81)
CIE-LCH	lch(93.37, 50.14, 107.56°)
OKLab	oklab(93.75% -0.0422 0.1156)
OKLCH	oklch(93.75% 0.123 110.1)
XYZ	xyz(72.2323, 83.8093, 37.9577)
Luminance	0.8381 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF28E #918EF2

analogous

#F2C38E #EFF28E #BDF28E

triadic

#EFF28E #8EEFF2 #F28EEF

tetradic

#EFF28E #8EF2C3 #918EF2 #F28EBD

square

#EFF28E #8EF2C3 #918EF2 #F28EBD

split-complementary

#EFF28E #8EBDF2 #C38EF2

monochromatic

#DFE520 #E7EC57 #EFF28E #F7F8C5 #FBFCE4

Accessibility & contrast

On white

1.18

#EFF28E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.76

#EFF28E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF28E

17.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF28E	#FFFFFF	#000000	##000000
##EFF28E	1.00	1.18	17.76	17.76
#FFFFFF	1.18	1.00	21.00	21.00
#000000	17.76	21.00	1.00	1.00
##000000	17.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEA86

Deuteranopia (green-blind)

#FFEE93

Tritanopia (blue-blind)

#FBE7DA

Achromatopsia (no color)

#ECECEC

Design tokens & code

CSS

--color: #eff28e;
/* rgb */ color: rgb(239, 242, 142);
/* oklch */ color: oklch(93.8% 0.123 110.1);

Tailwind

colors: {
  custom: {
    50: '#f6f6b0',
    500: '#eff28e',
    950: '#000000',
  },
}

SCSS

$custom: #eff28e;
$custom-light: #f6f6b0;
$custom-dark: #000000;

JSON

{
  "hex": "#eff28e",
  "rgb": {
    "r": 239,
    "g": 242,
    "b": 142
  },
  "hsl": {
    "h": 61.8,
    "s": 79.365,
    "l": 75.294
  },
  "oklch": {
    "l": 0.93753,
    "c": 0.12308,
    "h": 110.1
  },
  "luminance": 0.83808
}

Semantic roles & 50–950 ramp

primary

#EFF28E

secondary

#5956CF

accent

#0ADC10

background

#FFFFFD

surface

#FFFEF7

border

#D7D6D0

text

#171711

muted

#858581

Preview Lab

Preview with #EFF28E

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

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