#EFC84E#EFC84E

#EFC84E is a very light, vivid yellow. Relative luminance 0.602; OKLCH L 84.5% C 0.144 H 91.1°. Best body text is #000000 at 13.04:1 contrast (WCAG AA passes).

Color values

HEX	#EFC84E
RGB	rgb(239, 200, 78)
HSL	hsl(45, 83%, 62%)
HSV	hsv(45, 67%, 94%)
CMYK	cmyk(0%, 16.3%, 67.4%, 6.3%)
CIE-LAB	lab(81.95, 0.98, 63.80)
CIE-LCH	lch(81.95, 63.81, 89.12°)
OKLab	oklab(84.49% -0.0027 0.1437)
OKLCH	oklch(84.49% 0.144 91.1)
XYZ	xyz(57.6290, 60.2127, 15.7930)
Luminance	0.6021 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFC84E #4E75EF

analogous

#EF784E #EFC84E #C5EF4E

triadic

#EFC84E #4EEFC8 #C84EEF

tetradic

#EFC84E #4EEF78 #4E75EF #EF4EC5

square

#EFC84E #4EEF78 #4E75EF #EF4EC5

split-complementary

#EFC84E #4EC5EF #784EEF

monochromatic

#B28B10 #EAB716 #EFC84E #F4D986 #F9EBBE

Accessibility & contrast

On white

1.61

#EFC84E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.04

#EFC84E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFC84E

13.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFC84E	#FFFFFF	#000000	##000000
##EFC84E	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)

#DDC53F

Deuteranopia (green-blind)

#E7D054

Tritanopia (blue-blind)

#FFB8AF

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #efc84e;
/* rgb */ color: rgb(239, 200, 78);
/* oklch */ color: oklch(84.5% 0.144 91.1);

Tailwind

colors: {
  custom: {
    50: '#f8d885',
    500: '#efc84e',
    950: '#000000',
  },
}

SCSS

$custom: #efc84e;
$custom-light: #f8d885;
$custom-dark: #000000;

JSON

{
  "hex": "#efc84e",
  "rgb": {
    "r": 239,
    "g": 200,
    "b": 78
  },
  "hsl": {
    "h": 45.466,
    "s": 83.42,
    "l": 62.157
  },
  "oklch": {
    "l": 0.84488,
    "c": 0.14369,
    "h": 91.1
  },
  "luminance": 0.60209
}

Semantic roles & 50–950 ramp

primary

#EFC84E

secondary

#2F4FB2

accent

#3BE006

background

#FFFEFB

surface

#FFFBF2

border

#D7D4CC

text

#18140B

muted

#86837E

Preview Lab

Preview with #EFC84E

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

Preview Lab → · Contrast checker → · Palette generator →