#EFF771#EFF771

#EFF771 is a very light, vivid yellow. Relative luminance 0.861; OKLCH L 94.4% C 0.157 H 112.2°. Best body text is #000000 at 18.21:1 contrast (WCAG AA passes).

Color values

HEX	#EFF771
RGB	rgb(239, 247, 113)
HSL	hsl(64, 89%, 71%)
HSV	hsv(64, 54%, 97%)
CMYK	cmyk(3.2%, 0%, 54.3%, 3.1%)
CIE-LAB	lab(94.34, -20.15, 62.39)
CIE-LCH	lch(94.34, 65.56, 107.90°)
OKLab	oklab(94.42% -0.0592 0.1453)
OKLCH	oklch(94.42% 0.157 112.2)
XYZ	xyz(71.8396, 86.0659, 28.4476)
Luminance	0.8607 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF771 #7971F7

analogous

#F7BC71 #EFF771 #ACF771

triadic

#EFF771 #71EFF7 #F771EF

tetradic

#EFF771 #71F7BC #7971F7 #F771AC

square

#EFF771 #71F7BC #7971F7 #F771AC

split-complementary

#EFF771 #71ACF7 #BC71F7

monochromatic

#D4E10D #E8F437 #EFF771 #F6FAAB #FCFDE2

Accessibility & contrast

On white

1.15

#EFF771 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.21

#EFF771 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF771

18.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF771	#FFFFFF	#000000	##000000
##EFF771	1.00	1.15	18.21	18.21
#FFFFFF	1.15	1.00	21.00	21.00
#000000	18.21	21.00	1.00	1.00
##000000	18.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFED63

Deuteranopia (green-blind)

#FFF079

Tritanopia (blue-blind)

#FDEAD9

Achromatopsia (no color)

#EFEFEF

Design tokens & code

CSS

--color: #eff771;
/* rgb */ color: rgb(239, 247, 113);
/* oklch */ color: oklch(94.4% 0.157 112.2);

Tailwind

colors: {
  custom: {
    50: '#f7f99e',
    500: '#eff771',
    950: '#000000',
  },
}

SCSS

$custom: #eff771;
$custom-light: #f7f99e;
$custom-dark: #000000;

JSON

{
  "hex": "#eff771",
  "rgb": {
    "r": 239,
    "g": 247,
    "b": 113
  },
  "hsl": {
    "h": 63.582,
    "s": 89.333,
    "l": 70.588
  },
  "oklch": {
    "l": 0.94423,
    "c": 0.15687,
    "h": 112.2
  },
  "luminance": 0.86065
}

Semantic roles & 50–950 ramp

primary

#EFF771

secondary

#443AD2

accent

#00E60E

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#17170F

muted

#858580

Preview Lab

Preview with #EFF771

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

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