#EFEB61#EFEB61

#EFEB61 is a very light, vivid yellow. Relative luminance 0.786; OKLCH L 91.8% C 0.158 H 107.6°. Best body text is #000000 at 16.73:1 contrast (WCAG AA passes).

Color values

HEX#EFEB61
RGBrgb(239, 235, 97)
HSLhsl(58, 82%, 66%)
HSVhsv(58, 59%, 94%)
CMYKcmyk(0%, 1.7%, 59.4%, 6.3%)
CIE-LABlab(91.07, -15.48, 65.61)
CIE-LCHlch(91.07, 67.41, 103.28°)
OKLaboklab(91.77% -0.0476 0.1503)
OKLCHoklch(91.77% 0.158 107.6)
XYZxyz(67.4647, 78.6325, 22.9307)
Luminance0.7863 (WCAG relative)
Temperaturewarm
Familyyellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#EFEB61 #6165EF
analogous
#EFA461 #EFEB61 #ACEF61
triadic
#EFEB61 #61EFEB #EB61EF
tetradic
#EFEB61 #61EFA4 #6165EF #EF61AC
square
#EFEB61 #61EFA4 #6165EF #EF61AC
split-complementary
#EFEB61 #61ACEF #A461EF
monochromatic
#C2BD14 #E9E429 #EFEB61 #F5F299 #FAF9D0

Accessibility & contrast

On white

1.26
#EFEB61 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

16.73
#EFEB61 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFEB61
16.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##EFEB61#FFFFFF#000000##000000
##EFEB611.001.2616.7316.73
#FFFFFF1.261.0021.0021.00
#00000016.7321.001.001.00
##00000016.7321.001.001.00

Color blindness preview

Protanopia (red-blind)
#FDE251
Deuteranopia (green-blind)
#FFE869
Tritanopia (blue-blind)
#FFDDCE
Achromatopsia (no color)
#E5E5E5

Design tokens & code

CSS
--color: #efeb61;
/* rgb */ color: rgb(239, 235, 97);
/* oklch */ color: oklch(91.8% 0.158 107.6);
Tailwind
colors: {
  custom: {
    50: '#f7f193',
    500: '#efeb61',
    950: '#000000',
  },
}
SCSS
$custom: #efeb61;
$custom-light: #f7f193;
$custom-dark: #000000;
JSON
{
  "hex": "#efeb61",
  "rgb": {
    "r": 239,
    "g": 235,
    "b": 97
  },
  "hsl": {
    "h": 58.31,
    "s": 81.609,
    "l": 65.882
  },
  "oklch": {
    "l": 0.91765,
    "c": 0.15763,
    "h": 107.6
  },
  "luminance": 0.7863
}

Semantic roles & 50–950 ramp

primary
#EFEB61
secondary
#3438C0
accent
#0EDE08
background
#FFFFFC
surface
#FFFEF4
border
#D7D6CE
text
#18160D
muted
#86857F

Preview Lab

Preview with #EFEB61

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

Preview Lab → · Contrast checker → · Palette generator →

#EFEB61 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva