#EFFE71#EFFE71

#EFFE71 is a very light, vivid yellow. Relative luminance 0.904; OKLCH L 95.9% C 0.165 H 114.6°. Best body text is #000000 at 19.09:1 contrast (WCAG AA passes).

Color values

HEX	#EFFE71
RGB	rgb(239, 254, 113)
HSL	hsl(66, 99%, 72%)
HSV	hsv(66, 56%, 100%)
CMYK	cmyk(5.9%, 0%, 55.5%, 0.4%)
CIE-LAB	lab(96.17, -23.49, 64.47)
CIE-LCH	lch(96.17, 68.61, 110.02°)
OKLab	oklab(95.89% -0.0686 0.1497)
OKLCH	oklch(95.89% 0.165 114.6)
XYZ	xyz(74.0205, 90.4277, 29.1745)
Luminance	0.9043 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFE71 #8071FE

analogous

#FEC771 #EFFE71 #A9FE71

triadic

#EFFE71 #71EFFE #FE71EF

tetradic

#EFFE71 #71FEC7 #8071FE #FE71A9

square

#EFFE71 #71FEC7 #8071FE #FE71A9

split-complementary

#EFFE71 #71A9FE #C771FE

monochromatic

#D9F302 #E8FE34 #EFFE71 #F6FEAE #FCFFE1

Accessibility & contrast

On white

1.10

#EFFE71 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.09

#EFFE71 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFE71

19.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFE71	#FFFFFF	#000000	##000000
##EFFE71	1.00	1.10	19.09	19.09
#FFFFFF	1.10	1.00	21.00	21.00
#000000	19.09	21.00	1.00	1.00
##000000	19.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF362

Deuteranopia (green-blind)

#FFF579

Tritanopia (blue-blind)

#FDF1DF

Achromatopsia (no color)

#F4F4F4

Design tokens & code

CSS

--color: #effe71;
/* rgb */ color: rgb(239, 254, 113);
/* oklch */ color: oklch(95.9% 0.165 114.6);

Tailwind

colors: {
  custom: {
    50: '#f7fe9e',
    500: '#effe71',
    950: '#000000',
  },
}

SCSS

$custom: #effe71;
$custom-light: #f7fe9e;
$custom-dark: #000000;

JSON

{
  "hex": "#effe71",
  "rgb": {
    "r": 239,
    "g": 254,
    "b": 113
  },
  "hsl": {
    "h": 66.383,
    "s": 98.601,
    "l": 71.961
  },
  "oklch": {
    "l": 0.95889,
    "c": 0.16471,
    "h": 114.6
  },
  "luminance": 0.90427
}

Semantic roles & 50–950 ramp

primary

#EFFE71

secondary

#4A39DB

accent

#00E618

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#17170F

muted

#858580

Preview Lab

Preview with #EFFE71

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

Preview Lab → · Contrast checker → · Palette generator →