#EFE452#EFE452

#EFE452 is a very light, vivid yellow. Relative luminance 0.744; OKLCH L 90.2% C 0.162 H 105.0°. Best body text is #000000 at 15.89:1 contrast (WCAG AA passes).

Color values

HEX#EFE452
RGBrgb(239, 228, 82)
HSLhsl(56, 83%, 63%)
HSVhsv(56, 66%, 94%)
CMYKcmyk(0%, 4.6%, 65.7%, 6.3%)
CIE-LABlab(89.13, -12.95, 69.63)
CIE-LCHlch(89.13, 70.83, 100.54°)
OKLaboklab(90.19% -0.042 0.1566)
OKLCHoklch(90.19% 0.162 105)
XYZxyz(64.8655, 74.4491, 18.9343)
Luminance0.7445 (WCAG relative)
Temperaturewarm
Familyyellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#EFE452 #525DEF
analogous
#EF9552 #EFE452 #ACEF52
triadic
#EFE452 #52EFE4 #E452EF
tetradic
#EFE452 #52EF95 #525DEF #EF52AC
square
#EFE452 #52EF95 #525DEF #EF52AC
split-complementary
#EFE452 #52ACEF #9552EF
monochromatic
#B6AA11 #EADB1A #EFE452 #F4ED8A #F9F5C2

Accessibility & contrast

On white

1.32
#EFE452 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

15.89
#EFE452 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFE452
15.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##EFE452#FFFFFF#000000##000000
##EFE4521.001.3215.8915.89
#FFFFFF1.321.0021.0021.00
#00000015.8921.001.001.00
##00000015.8921.001.001.00

Color blindness preview

Protanopia (red-blind)
#F7DC3E
Deuteranopia (green-blind)
#FBE35B
Tritanopia (blue-blind)
#FFD5C6
Achromatopsia (no color)
#E0E0E0

Design tokens & code

CSS
--color: #efe452;
/* rgb */ color: rgb(239, 228, 82);
/* oklch */ color: oklch(90.2% 0.162 105.0);
Tailwind
colors: {
  custom: {
    50: '#f8ec8a',
    500: '#efe452',
    950: '#000000',
  },
}
SCSS
$custom: #efe452;
$custom-light: #f8ec8a;
$custom-dark: #000000;
JSON
{
  "hex": "#efe452",
  "rgb": {
    "r": 239,
    "g": 228,
    "b": 82
  },
  "hsl": {
    "h": 55.796,
    "s": 83.069,
    "l": 62.941
  },
  "oklch": {
    "l": 0.90188,
    "c": 0.16217,
    "h": 105
  },
  "luminance": 0.74447
}

Semantic roles & 50–950 ramp

primary
#EFE452
secondary
#3039B5
accent
#15DF06
background
#FFFEFC
surface
#FFFDF4
border
#D7D5CE
text
#18160C
muted
#86847F

Preview Lab

Preview with #EFE452

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

Preview Lab → · Contrast checker → · Palette generator →

#EFE452 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva