#EFF055#EFF055

#EFF055 is a very light, vivid yellow. Relative luminance 0.813; OKLCH L 92.7% C 0.171 H 109.7°. Best body text is #000000 at 17.27:1 contrast (WCAG AA passes).

Color values

HEX#EFF055
RGBrgb(239, 240, 85)
HSLhsl(60, 84%, 64%)
HSVhsv(60, 65%, 94%)
CMYKcmyk(0.4%, 0%, 64.6%, 5.9%)
CIE-LABlab(92.28, -18.65, 71.71)
CIE-LCHlch(92.28, 74.09, 104.58°)
OKLaboklab(92.7% -0.0578 0.1615)
OKLCHoklch(92.7% 0.171 109.7)
XYZxyz(68.3986, 81.3287, 20.6875)
Luminance0.8133 (WCAG relative)
Temperaturewarm
Familyyellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#EFF055 #5655F0
analogous
#F0A355 #EFF055 #A1F055
triadic
#EFF055 #55EFF0 #F055EF
tetradic
#EFF055 #55F0A3 #5655F0 #F055A1
square
#EFF055 #55F0A3 #5655F0 #F055A1
split-complementary
#EFF055 #55A1F0 #A355F0
monochromatic
#B9BA10 #EAEB1D #EFF055 #F4F58D #FAFAC5

Accessibility & contrast

On white

1.22
#EFF055 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

17.27
#EFF055 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF055
17.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##EFF055#FFFFFF#000000##000000
##EFF0551.001.2217.2717.27
#FFFFFF1.221.0021.0021.00
#00000017.2721.001.001.00
##00000017.2721.001.001.00

Color blindness preview

Protanopia (red-blind)
#FFE63F
Deuteranopia (green-blind)
#FFEB5F
Tritanopia (blue-blind)
#FFE2D0
Achromatopsia (no color)
#E9E9E9

Design tokens & code

CSS
--color: #eff055;
/* rgb */ color: rgb(239, 240, 85);
/* oklch */ color: oklch(92.7% 0.171 109.7);
Tailwind
colors: {
  custom: {
    50: '#f8f48d',
    500: '#eff055',
    950: '#000000',
  },
}
SCSS
$custom: #eff055;
$custom-light: #f8f48d;
$custom-dark: #000000;
JSON
{
  "hex": "#eff055",
  "rgb": {
    "r": 239,
    "g": 240,
    "b": 85
  },
  "hsl": {
    "h": 60.387,
    "s": 83.784,
    "l": 63.725
  },
  "oklch": {
    "l": 0.92701,
    "c": 0.17149,
    "h": 109.7
  },
  "luminance": 0.81327
}

Semantic roles & 50–950 ramp

primary
#EFF055
secondary
#3130B9
accent
#05E007
background
#FFFFFC
surface
#FFFEF4
border
#D7D6CE
text
#18170D
muted
#86857F

Preview Lab

Preview with #EFF055

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

Preview Lab → · Contrast checker → · Palette generator →

#EFF055 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva