#EFEB48#EFEB48

#EFEB48 is a very light, vivid yellow. Relative luminance 0.782; OKLCH L 91.6% C 0.175 H 108.0°. Best body text is #000000 at 16.65:1 contrast (WCAG AA passes).

Color values

HEX	#EFEB48
RGB	rgb(239, 235, 72)
HSL	hsl(59, 84%, 61%)
HSV	hsv(59, 70%, 94%)
CMYK	cmyk(0%, 1.7%, 69.9%, 6.3%)
CIE-LAB	lab(90.89, -16.90, 75.08)
CIE-LCH	lch(90.89, 76.96, 102.68°)
OKLab	oklab(91.57% -0.0541 0.1665)
OKLCH	oklch(91.57% 0.175 108)
XYZ	xyz(66.4771, 78.2374, 17.7292)
Luminance	0.7823 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFEB48 #484CEF

analogous

#EF9748 #EFEB48 #9FEF48

triadic

#EFEB48 #48EFEB #EB48EF

tetradic

#EFEB48 #48EF97 #484CEF #EF489F

square

#EFEB48 #48EF97 #484CEF #EF489F

split-complementary

#EFEB48 #489FEF #9748EF

monochromatic

#ADAA0F #E6E114 #EFEB48 #F4F180 #F9F7B9

Accessibility & contrast

On white

1.26

#EFEB48 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.65

#EFEB48 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFEB48

16.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFEB48	#FFFFFF	#000000	##000000
##EFEB48	1.00	1.26	16.65	16.65
#FFFFFF	1.26	1.00	21.00	21.00
#000000	16.65	21.00	1.00	1.00
##000000	16.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FEE22C

Deuteranopia (green-blind)

#FFE854

Tritanopia (blue-blind)

#FFDCCB

Achromatopsia (no color)

#E5E5E5

Design tokens & code

CSS

--color: #efeb48;
/* rgb */ color: rgb(239, 235, 72);
/* oklch */ color: oklch(91.6% 0.175 108.0);

Tailwind

colors: {
  custom: {
    50: '#f8f185',
    500: '#efeb48',
    950: '#000000',
  },
}

SCSS

$custom: #efeb48;
$custom-light: #f8f185;
$custom-dark: #000000;

JSON

{
  "hex": "#efeb48",
  "rgb": {
    "r": 239,
    "g": 235,
    "b": 72
  },
  "hsl": {
    "h": 58.563,
    "s": 83.92,
    "l": 60.98
  },
  "oklch": {
    "l": 0.91565,
    "c": 0.17507,
    "h": 108
  },
  "luminance": 0.78235
}

Semantic roles & 50–950 ramp

primary

#EFEB48

secondary

#2D30AE

accent

#0AE005

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#18160C

muted

#86857F

Preview Lab

Preview with #EFEB48

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

Preview Lab → · Contrast checker → · Palette generator →