#CFC540#CFC540

#CFC540 is a light, vivid yellow. Relative luminance 0.536; OKLCH L 80.8% C 0.149 H 105.0°. Best body text is #000000 at 11.71:1 contrast (WCAG AA passes).

Color values

HEX	#CFC540
RGB	rgb(207, 197, 64)
HSL	hsl(56, 60%, 53%)
HSV	hsv(56, 69%, 81%)
CMYK	cmyk(0%, 4.8%, 69.1%, 18.8%)
CIE-LAB	lab(78.21, -11.74, 64.63)
CIE-LCH	lch(78.21, 65.69, 100.30°)
OKLab	oklab(80.81% -0.0386 0.1441)
OKLCH	oklch(80.81% 0.149 105)
XYZ	xyz(46.6257, 53.5698, 12.7335)
Luminance	0.5357 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CFC540 #404ACF

analogous

#CF7D40 #CFC540 #91CF40

triadic

#CFC540 #40CFC5 #C540CF

tetradic

#CFC540 #40CF7D #404ACF #CF4091

square

#CFC540 #40CF7D #404ACF #CF4091

split-complementary

#CFC540 #4091CF #7D40CF

monochromatic

#77711E #A89F2A #CFC540 #DBD471 #E8E3A2

Accessibility & contrast

On white

1.79

#CFC540 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.71

#CFC540 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CFC540

11.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CFC540	#FFFFFF	#000000	##000000
##CFC540	1.00	1.79	11.71	11.71
#FFFFFF	1.79	1.00	21.00	21.00
#000000	11.71	21.00	1.00	1.00
##000000	11.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6BE2B

Deuteranopia (green-blind)

#DAC449

Tritanopia (blue-blind)

#DEB8AA

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #cfc540;
/* rgb */ color: rgb(207, 197, 64);
/* oklch */ color: oklch(80.8% 0.149 105.0);

Tailwind

colors: {
  custom: {
    50: '#e1d67d',
    500: '#cfc540',
    950: '#000000',
  },
}

SCSS

$custom: #cfc540;
$custom-light: #e1d67d;
$custom-dark: #000000;

JSON

{
  "hex": "#cfc540",
  "rgb": {
    "r": 207,
    "g": 197,
    "b": 64
  },
  "hsl": {
    "h": 55.804,
    "s": 59.833,
    "l": 53.137
  },
  "oklch": {
    "l": 0.80813,
    "c": 0.1492,
    "h": 105
  },
  "luminance": 0.53568
}

Semantic roles & 50–950 ramp

primary

#CFC540

secondary

#34397F

accent

#50E345

background

#FEFEFB

surface

#FDFBF2

border

#D5D4CC

text

#16140A

muted

#84837D

Preview Lab

Preview with #CFC540

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

Preview Lab → · Contrast checker → · Palette generator →