#EFEA52#EFEA52

#EFEA52 is a very light, vivid yellow. Relative luminance 0.778; OKLCH L 91.4% C 0.168 H 107.5°. Best body text is #000000 at 16.56:1 contrast (WCAG AA passes).

Color values

HEX	#EFEA52
RGB	rgb(239, 234, 82)
HSL	hsl(58, 83%, 63%)
HSV	hsv(58, 66%, 94%)
CMYK	cmyk(0%, 2.1%, 65.7%, 6.3%)
CIE-LAB	lab(90.69, -15.90, 71.23)
CIE-LCH	lch(90.69, 72.98, 102.58°)
OKLab	oklab(91.43% -0.0503 0.16)
OKLCH	oklch(91.43% 0.168 107.5)
XYZ	xyz(66.5448, 77.8077, 19.4941)
Luminance	0.7781 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFEA52 #5257EF

analogous

#EF9B52 #EFEA52 #A6EF52

triadic

#EFEA52 #52EFEA #EA52EF

tetradic

#EFEA52 #52EF9B #5257EF #EF52A6

square

#EFEA52 #52EF9B #5257EF #EF52A6

split-complementary

#EFEA52 #52A6EF #9B52EF

monochromatic

#B6B111 #EAE31A #EFEA52 #F4F18A #F9F8C2

Accessibility & contrast

On white

1.27

#EFEA52 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.56

#EFEA52 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFEA52

16.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFEA52	#FFFFFF	#000000	##000000
##EFEA52	1.00	1.27	16.56	16.56
#FFFFFF	1.27	1.00	21.00	21.00
#000000	16.56	21.00	1.00	1.00
##000000	16.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FDE13C

Deuteranopia (green-blind)

#FFE75C

Tritanopia (blue-blind)

#FFDBCB

Achromatopsia (no color)

#E4E4E4

Design tokens & code

CSS

--color: #efea52;
/* rgb */ color: rgb(239, 234, 82);
/* oklch */ color: oklch(91.4% 0.168 107.5);

Tailwind

colors: {
  custom: {
    50: '#f8f08a',
    500: '#efea52',
    950: '#000000',
  },
}

SCSS

$custom: #efea52;
$custom-light: #f8f08a;
$custom-dark: #000000;

JSON

{
  "hex": "#efea52",
  "rgb": {
    "r": 239,
    "g": 234,
    "b": 82
  },
  "hsl": {
    "h": 58.089,
    "s": 83.069,
    "l": 62.941
  },
  "oklch": {
    "l": 0.91429,
    "c": 0.16773,
    "h": 107.5
  },
  "luminance": 0.77806
}

Semantic roles & 50–950 ramp

primary

#EFEA52

secondary

#3034B5

accent

#0DDF06

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#18160C

muted

#86857F

Preview Lab

Preview with #EFEA52

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

Preview Lab → · Contrast checker → · Palette generator →