#EFF871#EFF871

#EFF871 is a very light, vivid yellow. Relative luminance 0.867; OKLCH L 94.6% C 0.158 H 112.5°. Best body text is #000000 at 18.34:1 contrast (WCAG AA passes).

Color values

HEX	#EFF871
RGB	rgb(239, 248, 113)
HSL	hsl(64, 91%, 71%)
HSV	hsv(64, 54%, 97%)
CMYK	cmyk(3.6%, 0%, 54.4%, 2.7%)
CIE-LAB	lab(94.60, -20.63, 62.68)
CIE-LCH	lch(94.60, 65.99, 108.22°)
OKLab	oklab(94.63% -0.0605 0.1459)
OKLCH	oklch(94.63% 0.158 112.5)
XYZ	xyz(72.1462, 86.6792, 28.5498)
Luminance	0.8668 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF871 #7A71F8

analogous

#F8BD71 #EFF871 #ABF871

triadic

#EFF871 #71EFF8 #F871EF

tetradic

#EFF871 #71F8BD #7A71F8 #F871AB

square

#EFF871 #71F8BD #7A71F8 #F871AB

split-complementary

#EFF871 #71ABF8 #BD71F8

monochromatic

#D5E30B #E8F537 #EFF871 #F6FBAB #FCFEE2

Accessibility & contrast

On white

1.15

#EFF871 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.34

#EFF871 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF871

18.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF871	#FFFFFF	#000000	##000000
##EFF871	1.00	1.15	18.34	18.34
#FFFFFF	1.15	1.00	21.00	21.00
#000000	18.34	21.00	1.00	1.00
##000000	18.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEE63

Deuteranopia (green-blind)

#FFF179

Tritanopia (blue-blind)

#FDEBDA

Achromatopsia (no color)

#EFEFEF

Design tokens & code

CSS

--color: #eff871;
/* rgb */ color: rgb(239, 248, 113);
/* oklch */ color: oklch(94.6% 0.158 112.5);

Tailwind

colors: {
  custom: {
    50: '#f7fa9e',
    500: '#eff871',
    950: '#000000',
  },
}

SCSS

$custom: #eff871;
$custom-light: #f7fa9e;
$custom-dark: #000000;

JSON

{
  "hex": "#eff871",
  "rgb": {
    "r": 239,
    "g": 248,
    "b": 113
  },
  "hsl": {
    "h": 64,
    "s": 90.604,
    "l": 70.784
  },
  "oklch": {
    "l": 0.94632,
    "c": 0.15798,
    "h": 112.5
  },
  "luminance": 0.86678
}

Semantic roles & 50–950 ramp

primary

#EFF871

secondary

#443AD3

accent

#00E60F

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#17170F

muted

#858580

Preview Lab

Preview with #EFF871

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

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