#EFCA56#EFCA56

#EFCA56 is a very light, vivid yellow. Relative luminance 0.613; OKLCH L 85.0% C 0.139 H 91.4°. Best body text is #000000 at 13.25:1 contrast (WCAG AA passes).

Color values

HEX	#EFCA56
RGB	rgb(239, 202, 86)
HSL	hsl(45, 83%, 64%)
HSV	hsv(45, 64%, 94%)
CMYK	cmyk(0%, 15.5%, 64%, 6.3%)
CIE-LAB	lab(82.52, 0.41, 61.02)
CIE-LCH	lch(82.52, 61.02, 89.62°)
OKLab	oklab(84.96% -0.0034 0.139)
OKLCH	oklch(84.96% 0.139 91.4)
XYZ	xyz(58.3997, 61.2669, 17.5520)
Luminance	0.6126 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFCA56 #567BEF

analogous

#EF7D56 #EFCA56 #C7EF56

triadic

#EFCA56 #56EFCA #CA56EF

tetradic

#EFCA56 #56EF7D #567BEF #EF56C7

square

#EFCA56 #56EF7D #567BEF #EF56C7

split-complementary

#EFCA56 #56C7EF #7D56EF

monochromatic

#B99112 #EAB81E #EFCA56 #F4DC8E #FAEDC6

Accessibility & contrast

On white

1.58

#EFCA56 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.25

#EFCA56 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFCA56

13.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFCA56	#FFFFFF	#000000	##000000
##EFCA56	1.00	1.58	13.25	13.25
#FFFFFF	1.58	1.00	21.00	21.00
#000000	13.25	21.00	1.00	1.00
##000000	13.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DEC749

Deuteranopia (green-blind)

#E8D25B

Tritanopia (blue-blind)

#FFBBB1

Achromatopsia (no color)

#CDCDCD

Design tokens & code

CSS

--color: #efca56;
/* rgb */ color: rgb(239, 202, 86);
/* oklch */ color: oklch(85.0% 0.139 91.4);

Tailwind

colors: {
  custom: {
    50: '#f8d98a',
    500: '#efca56',
    950: '#000000',
  },
}

SCSS

$custom: #efca56;
$custom-light: #f8d98a;
$custom-dark: #000000;

JSON

{
  "hex": "#efca56",
  "rgb": {
    "r": 239,
    "g": 202,
    "b": 86
  },
  "hsl": {
    "h": 45.49,
    "s": 82.703,
    "l": 63.725
  },
  "oklch": {
    "l": 0.84957,
    "c": 0.13905,
    "h": 91.4
  },
  "luminance": 0.61264
}

Semantic roles & 50–950 ramp

primary

#EFCA56

secondary

#3152B8

accent

#3BDF06

background

#FFFEFC

surface

#FFFBF4

border

#D7D4CE

text

#18140C

muted

#86837F

Preview Lab

Preview with #EFCA56

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

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