#CFC63F#CFC63F

#CFC63F is a light, vivid yellow. Relative luminance 0.540; OKLCH L 81.0% C 0.151 H 105.5°. Best body text is #000000 at 11.80:1 contrast (WCAG AA passes).

Color values

HEX	#CFC63F
RGB	rgb(207, 198, 63)
HSL	hsl(56, 60%, 53%)
HSV	hsv(56, 70%, 81%)
CMYK	cmyk(0%, 4.3%, 69.6%, 18.8%)
CIE-LAB	lab(78.47, -12.30, 65.26)
CIE-LCH	lch(78.47, 66.41, 100.67°)
OKLab	oklab(81.02% -0.0403 0.1453)
OKLCH	oklch(81.02% 0.151 105.5)
XYZ	xyz(46.8253, 54.0142, 12.6609)
Luminance	0.5401 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CFC63F #3F48CF

analogous

#CF7E3F #CFC63F #90CF3F

triadic

#CFC63F #3FCFC6 #C63FCF

tetradic

#CFC63F #3FCF7E #3F48CF #CF3F90

square

#CFC63F #3FCF7E #3F48CF #CF3F90

split-complementary

#CFC63F #3F90CF #7E3FCF

monochromatic

#76711E #A79F2A #CFC63F #DBD570 #E7E3A1

Accessibility & contrast

On white

1.78

#CFC63F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.80

#CFC63F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CFC63F

11.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CFC63F	#FFFFFF	#000000	##000000
##CFC63F	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)

#D7BF2A

Deuteranopia (green-blind)

#DAC548

Tritanopia (blue-blind)

#DEB9AB

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #cfc63f;
/* rgb */ color: rgb(207, 198, 63);
/* oklch */ color: oklch(81.0% 0.151 105.5);

Tailwind

colors: {
  custom: {
    50: '#e1d77c',
    500: '#cfc63f',
    950: '#000000',
  },
}

SCSS

$custom: #cfc63f;
$custom-light: #e1d77c;
$custom-dark: #000000;

JSON

{
  "hex": "#cfc63f",
  "rgb": {
    "r": 207,
    "g": 198,
    "b": 63
  },
  "hsl": {
    "h": 56.25,
    "s": 60,
    "l": 52.941
  },
  "oklch": {
    "l": 0.81017,
    "c": 0.15077,
    "h": 105.5
  },
  "luminance": 0.54012
}

Semantic roles & 50–950 ramp

primary

#CFC63F

secondary

#34387F

accent

#4FE345

background

#FEFEFB

surface

#FDFBF2

border

#D5D4CC

text

#16140A

muted

#84837D

Preview Lab

Preview with #CFC63F

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

Preview Lab → · Contrast checker → · Palette generator →