#EFC84C#EFC84C

#EFC84C is a very light, vivid yellow. Relative luminance 0.602; OKLCH L 84.5% C 0.145 H 91.3°. Best body text is #000000 at 13.04:1 contrast (WCAG AA passes).

Color values

HEX	#EFC84C
RGB	rgb(239, 200, 76)
HSL	hsl(46, 84%, 62%)
HSV	hsv(46, 68%, 94%)
CMYK	cmyk(0%, 16.3%, 68.2%, 6.3%)
CIE-LAB	lab(81.94, 0.87, 64.61)
CIE-LCH	lch(81.94, 64.61, 89.23°)
OKLab	oklab(84.47% -0.0032 0.145)
OKLCH	oklch(84.47% 0.145 91.3)
XYZ	xyz(57.5584, 60.1844, 15.4211)
Luminance	0.6018 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFC84C #4C73EF

analogous

#EF774C #EFC84C #C5EF4C

triadic

#EFC84C #4CEFC8 #C84CEF

tetradic

#EFC84C #4CEF77 #4C73EF #EF4CC5

square

#EFC84C #4CEF77 #4C73EF #EF4CC5

split-complementary

#EFC84C #4CC5EF #774CEF

monochromatic

#B18A10 #E9B615 #EFC84C #F4D984 #F9EBBC

Accessibility & contrast

On white

1.61

#EFC84C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.04

#EFC84C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFC84C

13.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFC84C	#FFFFFF	#000000	##000000
##EFC84C	1.00	1.61	13.04	13.04
#FFFFFF	1.61	1.00	21.00	21.00
#000000	13.04	21.00	1.00	1.00
##000000	13.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DDC53C

Deuteranopia (green-blind)

#E7D052

Tritanopia (blue-blind)

#FFB8AE

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #efc84c;
/* rgb */ color: rgb(239, 200, 76);
/* oklch */ color: oklch(84.5% 0.145 91.3);

Tailwind

colors: {
  custom: {
    50: '#f8d884',
    500: '#efc84c',
    950: '#000000',
  },
}

SCSS

$custom: #efc84c;
$custom-light: #f8d884;
$custom-dark: #000000;

JSON

{
  "hex": "#efc84c",
  "rgb": {
    "r": 239,
    "g": 200,
    "b": 76
  },
  "hsl": {
    "h": 45.644,
    "s": 83.59,
    "l": 61.765
  },
  "oklch": {
    "l": 0.84471,
    "c": 0.14508,
    "h": 91.3
  },
  "luminance": 0.60181
}

Semantic roles & 50–950 ramp

primary

#EFC84C

secondary

#2E4EB1

accent

#3AE005

background

#FFFEFB

surface

#FFFBF2

border

#D7D4CC

text

#18140B

muted

#86837E

Preview Lab

Preview with #EFC84C

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

Preview Lab → · Contrast checker → · Palette generator →