#C9D640#C9D640

#C9D640 is a very light, vivid yellow. Relative luminance 0.609; OKLCH L 84.0% C 0.167 H 114.3°. Best body text is #000000 at 13.18:1 contrast (WCAG AA passes).

Color values

HEX	#C9D640
RGB	rgb(201, 214, 64)
HSL	hsl(65, 65%, 55%)
HSV	hsv(65, 70%, 84%)
CMYK	cmyk(6.1%, 0%, 70.1%, 16.1%)
CIE-LAB	lab(82.32, -22.69, 68.52)
CIE-LCH	lch(82.32, 72.18, 108.32°)
OKLab	oklab(83.98% -0.069 0.1525)
OKLCH	oklch(83.98% 0.167 114.3)
XYZ	xyz(49.0607, 60.8817, 14.0164)
Luminance	0.6088 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C9D640 #4D40D6

analogous

#D69840 #C9D640 #7ED640

triadic

#C9D640 #40C9D6 #D640C9

tetradic

#C9D640 #40D698 #4D40D6 #D6407E

square

#C9D640 #40D698 #4D40D6 #D6407E

split-complementary

#C9D640 #407ED6 #9840D6

monochromatic

#77801B #A6B226 #C9D640 #D7E172 #E5ECA5

Accessibility & contrast

On white

1.59

#C9D640 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.18

#C9D640 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C9D640

13.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C9D640	#FFFFFF	#000000	##000000
##C9D640	1.00	1.59	13.18	13.18
#FFFFFF	1.59	1.00	21.00	21.00
#000000	13.18	21.00	1.00	1.00
##000000	13.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E5CC26

Deuteranopia (green-blind)

#E5CE4C

Tritanopia (blue-blind)

#D6CAB9

Achromatopsia (no color)

#CDCDCD

Design tokens & code

CSS

--color: #c9d640;
/* rgb */ color: rgb(201, 214, 64);
/* oklch */ color: oklch(84.0% 0.167 114.3);

Tailwind

colors: {
  custom: {
    50: '#dde27e',
    500: '#c9d640',
    950: '#000000',
  },
}

SCSS

$custom: #c9d640;
$custom-light: #dde27e;
$custom-dark: #000000;

JSON

{
  "hex": "#c9d640",
  "rgb": {
    "r": 201,
    "g": 214,
    "b": 64
  },
  "hsl": {
    "h": 65.2,
    "s": 64.655,
    "l": 54.51
  },
  "oklch": {
    "l": 0.83976,
    "c": 0.16738,
    "h": 114.3
  },
  "luminance": 0.60881
}

Semantic roles & 50–950 ramp

primary

#C9D640

secondary

#3A3387

accent

#40E84F

background

#FEFEFB

surface

#FCFCF2

border

#D5D5CC

text

#16150B

muted

#84847E

Preview Lab

Preview with #C9D640

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

Preview Lab → · Contrast checker → · Palette generator →