#C9D13B#C9D13B

#C9D13B is a very light, vivid yellow. Relative luminance 0.583; OKLCH L 82.9% C 0.165 H 112.6°. Best body text is #000000 at 12.67:1 contrast (WCAG AA passes).

Color values

HEX	#C9D13B
RGB	rgb(201, 209, 59)
HSL	hsl(63, 62%, 53%)
HSV	hsv(63, 72%, 82%)
CMYK	cmyk(3.8%, 0%, 71.8%, 18%)
CIE-LAB	lab(80.92, -20.50, 68.92)
CIE-LCH	lch(80.92, 71.90, 106.56°)
OKLab	oklab(82.85% -0.0633 0.1525)
OKLCH	oklch(82.85% 0.165 112.6)
XYZ	xyz(47.6788, 58.3353, 12.8851)
Luminance	0.5833 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C9D13B #433BD1

analogous

#D18E3B #C9D13B #7ED13B

triadic

#C9D13B #3BC9D1 #D13BC9

tetradic

#C9D13B #3BD18E #433BD1 #D13B7E

square

#C9D13B #3BD18E #433BD1 #D13B7E

split-complementary

#C9D13B #3B7ED1 #8E3BD1

monochromatic

#71761C #A1A727 #C9D13B #D7DD6D #E4E89E

Accessibility & contrast

On white

1.66

#C9D13B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.67

#C9D13B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C9D13B

12.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C9D13B	#FFFFFF	#000000	##000000
##C9D13B	1.00	1.66	12.67	12.67
#FFFFFF	1.66	1.00	21.00	21.00
#000000	12.67	21.00	1.00	1.00
##000000	12.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1C71E

Deuteranopia (green-blind)

#E1CB47

Tritanopia (blue-blind)

#D7C4B4

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #c9d13b;
/* rgb */ color: rgb(201, 209, 59);
/* oklch */ color: oklch(82.9% 0.165 112.6);

Tailwind

colors: {
  custom: {
    50: '#ddde7b',
    500: '#c9d13b',
    950: '#000000',
  },
}

SCSS

$custom: #c9d13b;
$custom-light: #ddde7b;
$custom-dark: #000000;

JSON

{
  "hex": "#c9d13b",
  "rgb": {
    "r": 201,
    "g": 209,
    "b": 59
  },
  "hsl": {
    "h": 63.2,
    "s": 61.983,
    "l": 52.549
  },
  "oklch": {
    "l": 0.82852,
    "c": 0.16514,
    "h": 112.6
  },
  "luminance": 0.58334
}

Semantic roles & 50–950 ramp

primary

#C9D13B

secondary

#36327E

accent

#43E54B

background

#FEFEFB

surface

#FCFCF2

border

#D5D5CC

text

#16150A

muted

#84847D

Preview Lab

Preview with #C9D13B

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

Preview Lab → · Contrast checker → · Palette generator →