#EFFE70#EFFE70

#EFFE70 is a very light, vivid yellow. Relative luminance 0.904; OKLCH L 95.9% C 0.166 H 114.6°. Best body text is #000000 at 19.08:1 contrast (WCAG AA passes).

Color values

HEX	#EFFE70
RGB	rgb(239, 254, 112)
HSL	hsl(66, 99%, 72%)
HSV	hsv(66, 56%, 100%)
CMYK	cmyk(5.9%, 0%, 55.9%, 0.4%)
CIE-LAB	lab(96.16, -23.57, 64.89)
CIE-LCH	lch(96.16, 69.03, 109.96°)
OKLab	oklab(95.88% -0.0689 0.1505)
OKLCH	oklch(95.88% 0.166 114.6)
XYZ	xyz(73.9645, 90.4053, 28.8797)
Luminance	0.9040 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFE70 #7F70FE

analogous

#FEC670 #EFFE70 #A8FE70

triadic

#EFFE70 #70EFFE #FE70EF

tetradic

#EFFE70 #70FEC6 #7F70FE #FE70A8

square

#EFFE70 #70FEC6 #7F70FE #FE70A8

split-complementary

#EFFE70 #70A8FE #C670FE

monochromatic

#D9F202 #E8FE33 #EFFE70 #F6FEAD #FCFFE1

Accessibility & contrast

On white

1.10

#EFFE70 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.08

#EFFE70 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFE70

19.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFE70	#FFFFFF	#000000	##000000
##EFFE70	1.00	1.10	19.08	19.08
#FFFFFF	1.10	1.00	21.00	21.00
#000000	19.08	21.00	1.00	1.00
##000000	19.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF361

Deuteranopia (green-blind)

#FFF578

Tritanopia (blue-blind)

#FDF1DF

Achromatopsia (no color)

#F4F4F4

Design tokens & code

CSS

--color: #effe70;
/* rgb */ color: rgb(239, 254, 112);
/* oklch */ color: oklch(95.9% 0.166 114.6);

Tailwind

colors: {
  custom: {
    50: '#f7fe9d',
    500: '#effe70',
    950: '#000000',
  },
}

SCSS

$custom: #effe70;
$custom-light: #f7fe9d;
$custom-dark: #000000;

JSON

{
  "hex": "#effe70",
  "rgb": {
    "r": 239,
    "g": 254,
    "b": 112
  },
  "hsl": {
    "h": 66.338,
    "s": 98.611,
    "l": 71.765
  },
  "oklch": {
    "l": 0.95878,
    "c": 0.16556,
    "h": 114.6
  },
  "luminance": 0.90404
}

Semantic roles & 50–950 ramp

primary

#EFFE70

secondary

#4938DA

accent

#00E618

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#17170F

muted

#858580

Preview Lab

Preview with #EFFE70

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

Preview Lab → · Contrast checker → · Palette generator →