#EFF77E#EFF77E

#EFF77E is a very light, vivid yellow. Relative luminance 0.864; OKLCH L 94.6% C 0.145 H 112.2°. Best body text is #000000 at 18.28:1 contrast (WCAG AA passes).

Color values

HEX	#EFF77E
RGB	rgb(239, 247, 126)
HSL	hsl(64, 88%, 73%)
HSV	hsv(64, 49%, 97%)
CMYK	cmyk(3.2%, 0%, 49%, 3.1%)
CIE-LAB	lab(94.47, -19.08, 56.70)
CIE-LCH	lch(94.47, 59.82, 108.59°)
OKLab	oklab(94.57% -0.0548 0.1342)
OKLCH	oklch(94.57% 0.145 112.2)
XYZ	xyz(72.6246, 86.3799, 32.5818)
Luminance	0.8638 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF77E #867EF7

analogous

#F7C27E #EFF77E #B2F77E

triadic

#EFF77E #7EEFF7 #F77EEF

tetradic

#EFF77E #7EF7C2 #867EF7 #F77EB2

square

#EFF77E #7EF7C2 #867EF7 #F77EB2

split-complementary

#EFF77E #7EB2F7 #C27EF7

monochromatic

#DDEC0F #E8F344 #EFF77E #F6FBB8 #FBFDE2

Accessibility & contrast

On white

1.15

#EFF77E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.28

#EFF77E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF77E

18.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF77E	#FFFFFF	#000000	##000000
##EFF77E	1.00	1.15	18.28	18.28
#FFFFFF	1.15	1.00	21.00	21.00
#000000	18.28	21.00	1.00	1.00
##000000	18.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFED73

Deuteranopia (green-blind)

#FFF184

Tritanopia (blue-blind)

#FCEBDB

Achromatopsia (no color)

#EFEFEF

Design tokens & code

CSS

--color: #eff77e;
/* rgb */ color: rgb(239, 247, 126);
/* oklch */ color: oklch(94.6% 0.145 112.2);

Tailwind

colors: {
  custom: {
    50: '#f6f9a6',
    500: '#eff77e',
    950: '#000000',
  },
}

SCSS

$custom: #eff77e;
$custom-light: #f6f9a6;
$custom-dark: #000000;

JSON

{
  "hex": "#eff77e",
  "rgb": {
    "r": 239,
    "g": 247,
    "b": 126
  },
  "hsl": {
    "h": 63.967,
    "s": 88.321,
    "l": 73.137
  },
  "oklch": {
    "l": 0.94573,
    "c": 0.14498,
    "h": 112.2
  },
  "luminance": 0.86379
}

Semantic roles & 50–950 ramp

primary

#EFF77E

secondary

#4F46D3

accent

#01E510

background

#FFFFFC

surface

#FFFFF6

border

#D7D7D0

text

#171710

muted

#858580

Preview Lab

Preview with #EFF77E

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

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