#EFCA52#EFCA52

#EFCA52 is a very light, vivid yellow. Relative luminance 0.612; OKLCH L 84.9% C 0.142 H 91.8°. Best body text is #000000 at 13.24:1 contrast (WCAG AA passes).

Color values

HEX	#EFCA52
RGB	rgb(239, 202, 82)
HSL	hsl(46, 83%, 63%)
HSV	hsv(46, 66%, 94%)
CMYK	cmyk(0%, 15.5%, 65.7%, 6.3%)
CIE-LAB	lab(82.49, 0.17, 62.69)
CIE-LCH	lch(82.49, 62.69, 89.84°)
OKLab	oklab(84.92% -0.0045 0.142)
OKLCH	oklch(84.92% 0.142 91.8)
XYZ	xyz(58.2431, 61.2042, 16.7268)
Luminance	0.6120 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFCA52 #5277EF

analogous

#EF7B52 #EFCA52 #C5EF52

triadic

#EFCA52 #52EFCA #CA52EF

tetradic

#EFCA52 #52EF7B #5277EF #EF52C5

square

#EFCA52 #52EF7B #5277EF #EF52C5

split-complementary

#EFCA52 #52C5EF #7B52EF

monochromatic

#B68F11 #EAB91A #EFCA52 #F4DB8A #F9ECC2

Accessibility & contrast

On white

1.59

#EFCA52 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.24

#EFCA52 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFCA52

13.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFCA52	#FFFFFF	#000000	##000000
##EFCA52	1.00	1.59	13.24	13.24
#FFFFFF	1.59	1.00	21.00	21.00
#000000	13.24	21.00	1.00	1.00
##000000	13.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DFC744

Deuteranopia (green-blind)

#E8D258

Tritanopia (blue-blind)

#FFBBB1

Achromatopsia (no color)

#CDCDCD

Design tokens & code

CSS

--color: #efca52;
/* rgb */ color: rgb(239, 202, 82);
/* oklch */ color: oklch(84.9% 0.142 91.8);

Tailwind

colors: {
  custom: {
    50: '#f8d988',
    500: '#efca52',
    950: '#000000',
  },
}

SCSS

$custom: #efca52;
$custom-light: #f8d988;
$custom-dark: #000000;

JSON

{
  "hex": "#efca52",
  "rgb": {
    "r": 239,
    "g": 202,
    "b": 82
  },
  "hsl": {
    "h": 45.86,
    "s": 83.069,
    "l": 62.941
  },
  "oklch": {
    "l": 0.8492,
    "c": 0.14203,
    "h": 91.8
  },
  "luminance": 0.61201
}

Semantic roles & 50–950 ramp

primary

#EFCA52

secondary

#304FB5

accent

#39DF06

background

#FFFEFC

surface

#FFFBF4

border

#D7D4CE

text

#18140C

muted

#86837F

Preview Lab

Preview with #EFCA52

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

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