#CFC640#CFC640

#CFC640 is a light, vivid yellow. Relative luminance 0.540; OKLCH L 81.0% C 0.150 H 105.5°. Best body text is #000000 at 11.80:1 contrast (WCAG AA passes).

Color values

HEX	#CFC640
RGB	rgb(207, 198, 64)
HSL	hsl(56, 60%, 53%)
HSV	hsv(56, 69%, 81%)
CMYK	cmyk(0%, 4.3%, 69.1%, 18.8%)
CIE-LAB	lab(78.48, -12.25, 64.89)
CIE-LCH	lch(78.48, 66.04, 100.69°)
OKLab	oklab(81.03% -0.0401 0.1447)
OKLCH	oklch(81.03% 0.15 105.5)
XYZ	xyz(46.8535, 54.0255, 12.8094)
Luminance	0.5402 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CFC640 #4049CF

analogous

#CF7E40 #CFC640 #90CF40

triadic

#CFC640 #40CFC6 #C640CF

tetradic

#CFC640 #40CF7E #4049CF #CF4090

square

#CFC640 #40CF7E #4049CF #CF4090

split-complementary

#CFC640 #4090CF #7E40CF

monochromatic

#77711E #A8A02A #CFC640 #DBD571 #E8E3A2

Accessibility & contrast

On white

1.78

#CFC640 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.80

#CFC640 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CFC640

11.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CFC640	#FFFFFF	#000000	##000000
##CFC640	1.00	1.78	11.80	11.80
#FFFFFF	1.78	1.00	21.00	21.00
#000000	11.80	21.00	1.00	1.00
##000000	11.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7BF2B

Deuteranopia (green-blind)

#DAC549

Tritanopia (blue-blind)

#DEB9AB

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #cfc640;
/* rgb */ color: rgb(207, 198, 64);
/* oklch */ color: oklch(81.0% 0.150 105.5);

Tailwind

colors: {
  custom: {
    50: '#e1d77d',
    500: '#cfc640',
    950: '#000000',
  },
}

SCSS

$custom: #cfc640;
$custom-light: #e1d77d;
$custom-dark: #000000;

JSON

{
  "hex": "#cfc640",
  "rgb": {
    "r": 207,
    "g": 198,
    "b": 64
  },
  "hsl": {
    "h": 56.224,
    "s": 59.833,
    "l": 53.137
  },
  "oklch": {
    "l": 0.81025,
    "c": 0.15011,
    "h": 105.5
  },
  "luminance": 0.54024
}

Semantic roles & 50–950 ramp

primary

#CFC640

secondary

#34397F

accent

#4FE345

background

#FEFEFB

surface

#FDFBF2

border

#D5D4CC

text

#16140A

muted

#84837D

Preview Lab

Preview with #CFC640

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

Preview Lab → · Contrast checker → · Palette generator →