#CFCF40#CFCF40

#CFCF40 is a very light, vivid yellow. Relative luminance 0.583; OKLCH L 82.9% C 0.159 H 109.4°. Best body text is #000000 at 12.65:1 contrast (WCAG AA passes).

Color values

HEX	#CFCF40
RGB	rgb(207, 207, 64)
HSL	hsl(60, 60%, 53%)
HSV	hsv(60, 69%, 81%)
CMYK	cmyk(0%, 0%, 69.1%, 18.8%)
CIE-LAB	lab(80.88, -16.76, 67.28)
CIE-LCH	lch(80.88, 69.33, 103.99°)
OKLab	oklab(82.95% -0.0527 0.1497)
OKLCH	oklch(82.95% 0.159 109.4)
XYZ	xyz(48.9721, 58.2626, 13.5156)
Luminance	0.5826 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CFCF40 #4040CF

analogous

#CF8740 #CFCF40 #87CF40

triadic

#CFCF40 #40CFCF #CF40CF

tetradic

#CFCF40 #40CF87 #4040CF #CF4087

square

#CFCF40 #40CF87 #4040CF #CF4087

split-complementary

#CFCF40 #4087CF #8740CF

monochromatic

#77771E #A8A82A #CFCF40 #DBDB71 #E8E8A2

Accessibility & contrast

On white

1.66

#CFCF40 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.65

#CFCF40 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CFCF40

12.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CFCF40	#FFFFFF	#000000	##000000
##CFCF40	1.00	1.66	12.65	12.65
#FFFFFF	1.66	1.00	21.00	21.00
#000000	12.65	21.00	1.00	1.00
##000000	12.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DFC628

Deuteranopia (green-blind)

#E1CB4A

Tritanopia (blue-blind)

#DDC2B3

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #cfcf40;
/* rgb */ color: rgb(207, 207, 64);
/* oklch */ color: oklch(82.9% 0.159 109.4);

Tailwind

colors: {
  custom: {
    50: '#e1dd7e',
    500: '#cfcf40',
    950: '#000000',
  },
}

SCSS

$custom: #cfcf40;
$custom-light: #e1dd7e;
$custom-dark: #000000;

JSON

{
  "hex": "#cfcf40",
  "rgb": {
    "r": 207,
    "g": 207,
    "b": 64
  },
  "hsl": {
    "h": 60,
    "s": 59.833,
    "l": 53.137
  },
  "oklch": {
    "l": 0.82945,
    "c": 0.15872,
    "h": 109.4
  },
  "luminance": 0.58261
}

Semantic roles & 50–950 ramp

primary

#CFCF40

secondary

#34347F

accent

#45E345

background

#FEFEFB

surface

#FDFCF2

border

#D5D5CC

text

#16150A

muted

#84847D

Preview Lab

Preview with #CFCF40

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

Preview Lab → · Contrast checker → · Palette generator →