#CFC840#CFC840

#CFC840 is a light, vivid yellow. Relative luminance 0.549; OKLCH L 81.5% C 0.152 H 106.4°. Best body text is #000000 at 11.99:1 contrast (WCAG AA passes).

Color values

HEX	#CFC840
RGB	rgb(207, 200, 64)
HSL	hsl(57, 60%, 53%)
HSV	hsv(57, 69%, 81%)
CMYK	cmyk(0%, 3.4%, 69.1%, 18.8%)
CIE-LAB	lab(79.01, -13.26, 65.42)
CIE-LCH	lch(79.01, 66.75, 101.46°)
OKLab	oklab(81.45% -0.0429 0.1458)
OKLCH	oklch(81.45% 0.152 106.4)
XYZ	xyz(47.3136, 54.9458, 12.9628)
Luminance	0.5494 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CFC840 #4047CF

analogous

#CF8040 #CFC840 #8ECF40

triadic

#CFC840 #40CFC8 #C840CF

tetradic

#CFC840 #40CF80 #4047CF #CF408E

square

#CFC840 #40CF80 #4047CF #CF408E

split-complementary

#CFC840 #408ECF #8040CF

monochromatic

#77721E #A8A22A #CFC840 #DBD671 #E8E4A2

Accessibility & contrast

On white

1.75

#CFC840 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.99

#CFC840 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #CFC840

11.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CFC840	#FFFFFF	#000000	##000000
##CFC840	1.00	1.75	11.99	11.99
#FFFFFF	1.75	1.00	21.00	21.00
#000000	11.99	21.00	1.00	1.00
##000000	11.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9C12B

Deuteranopia (green-blind)

#DCC649

Tritanopia (blue-blind)

#DEBBAD

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #cfc840;
/* rgb */ color: rgb(207, 200, 64);
/* oklch */ color: oklch(81.5% 0.152 106.4);

Tailwind

colors: {
  custom: {
    50: '#e1d87d',
    500: '#cfc840',
    950: '#000000',
  },
}

SCSS

$custom: #cfc840;
$custom-light: #e1d87d;
$custom-dark: #000000;

JSON

{
  "hex": "#cfc840",
  "rgb": {
    "r": 207,
    "g": 200,
    "b": 64
  },
  "hsl": {
    "h": 57.063,
    "s": 59.833,
    "l": 53.137
  },
  "oklch": {
    "l": 0.8145,
    "c": 0.15197,
    "h": 106.4
  },
  "luminance": 0.54944
}

Semantic roles & 50–950 ramp

primary

#CFC840

secondary

#34387F

accent

#4DE345

background

#FEFEFB

surface

#FDFBF2

border

#D5D4CC

text

#16140A

muted

#84837D

Preview Lab

Preview with #CFC840

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

Preview Lab → · Contrast checker → · Palette generator →