#C9D23D#C9D23D

#C9D23D is a very light, vivid yellow. Relative luminance 0.588; OKLCH L 83.1% C 0.165 H 112.9°. Best body text is #000000 at 12.77:1 contrast (WCAG AA passes).

Color values

HEX	#C9D23D
RGB	rgb(201, 210, 61)
HSL	hsl(64, 62%, 53%)
HSV	hsv(64, 71%, 82%)
CMYK	cmyk(4.3%, 0%, 71%, 17.6%)
CIE-LAB	lab(81.21, -20.89, 68.50)
CIE-LCH	lch(81.21, 71.62, 106.96°)
OKLab	oklab(83.08% -0.0642 0.152)
OKLCH	oklch(83.08% 0.165 112.9)
XYZ	xyz(47.9778, 58.8487, 13.2455)
Luminance	0.5885 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C9D23D #463DD2

analogous

#D2903D #C9D23D #7ED23D

triadic

#C9D23D #3DC9D2 #D23DC9

tetradic

#C9D23D #3DD290 #463DD2 #D23D7E

square

#C9D23D #3DD290 #463DD2 #D23D7E

split-complementary

#C9D23D #3D7ED2 #903DD2

monochromatic

#73791C #A2AA28 #C9D23D #D7DE6F #E5E9A0

Accessibility & contrast

On white

1.64

#C9D23D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.77

#C9D23D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C9D23D

12.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C9D23D	#FFFFFF	#000000	##000000
##C9D23D	1.00	1.64	12.77	12.77
#FFFFFF	1.64	1.00	21.00	21.00
#000000	12.77	21.00	1.00	1.00
##000000	12.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E2C822

Deuteranopia (green-blind)

#E2CB49

Tritanopia (blue-blind)

#D6C5B5

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #c9d23d;
/* rgb */ color: rgb(201, 210, 61);
/* oklch */ color: oklch(83.1% 0.165 112.9);

Tailwind

colors: {
  custom: {
    50: '#dddf7c',
    500: '#c9d23d',
    950: '#000000',
  },
}

SCSS

$custom: #c9d23d;
$custom-light: #dddf7c;
$custom-dark: #000000;

JSON

{
  "hex": "#c9d23d",
  "rgb": {
    "r": 201,
    "g": 210,
    "b": 61
  },
  "hsl": {
    "h": 63.624,
    "s": 62.343,
    "l": 53.137
  },
  "oklch": {
    "l": 0.83083,
    "c": 0.16499,
    "h": 112.9
  },
  "luminance": 0.58848
}

Semantic roles & 50–950 ramp

primary

#C9D23D

secondary

#373281

accent

#42E54C

background

#FEFEFB

surface

#FCFCF2

border

#D5D5CC

text

#16150A

muted

#84847D

Preview Lab

Preview with #C9D23D

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

Preview Lab → · Contrast checker → · Palette generator →