#C9C03F#C9C03F

#C9C03F is a light, vivid yellow. Relative luminance 0.505; OKLCH L 79.2% C 0.146 H 105.3°. Best body text is #000000 at 11.10:1 contrast (WCAG AA passes).

Color values

HEX	#C9C03F
RGB	rgb(201, 192, 63)
HSL	hsl(56, 56%, 52%)
HSV	hsv(56, 69%, 79%)
CMYK	cmyk(0%, 4.5%, 68.7%, 21.2%)
CIE-LAB	lab(76.36, -11.80, 62.99)
CIE-LCH	lch(76.36, 64.09, 100.61°)
OKLab	oklab(79.22% -0.0386 0.1407)
OKLCH	oklch(79.22% 0.146 105.3)
XYZ	xyz(43.8360, 50.4773, 12.1357)
Luminance	0.5048 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C9C03F #3F48C9

analogous

#C97B3F #C9C03F #8DC93F

triadic

#C9C03F #3FC9C0 #C03FC9

tetradic

#C9C03F #3FC97B #3F48C9 #C93F8D

square

#C9C03F #3FC97B #3F48C9 #C93F8D

split-complementary

#C9C03F #3F8DC9 #7B3FC9

monochromatic

#6F691F #9E972D #C9C03F #D6D06F #E4DF9F

Accessibility & contrast

On white

1.89

#C9C03F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.10

#C9C03F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C9C03F

11.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C9C03F	#FFFFFF	#000000	##000000
##C9C03F	1.00	1.89	11.10	11.10
#FFFFFF	1.89	1.00	21.00	21.00
#000000	11.10	21.00	1.00	1.00
##000000	11.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0B92B

Deuteranopia (green-blind)

#D4BF47

Tritanopia (blue-blind)

#D8B3A6

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #c9c03f;
/* rgb */ color: rgb(201, 192, 63);
/* oklch */ color: oklch(79.2% 0.146 105.3);

Tailwind

colors: {
  custom: {
    50: '#ddd27c',
    500: '#c9c03f',
    950: '#000000',
  },
}

SCSS

$custom: #c9c03f;
$custom-light: #ddd27c;
$custom-dark: #000000;

JSON

{
  "hex": "#c9c03f",
  "rgb": {
    "r": 201,
    "g": 192,
    "b": 63
  },
  "hsl": {
    "h": 56.087,
    "s": 56.098,
    "l": 51.765
  },
  "oklch": {
    "l": 0.79217,
    "c": 0.14588,
    "h": 105.3
  },
  "luminance": 0.50476
}

Semantic roles & 50–950 ramp

primary

#C9C03F

secondary

#343978

accent

#52DF48

background

#FEFEFB

surface

#FCFBF2

border

#D5D4CC

text

#16140A

muted

#84837D

Preview Lab

Preview with #C9C03F

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

Preview Lab → · Contrast checker → · Palette generator →