#C9C03A#C9C03A

#C9C03A is a light, vivid yellow. Relative luminance 0.504; OKLCH L 79.2% C 0.149 H 105.5°. Best body text is #000000 at 11.08:1 contrast (WCAG AA passes).

Color values

HEX	#C9C03A
RGB	rgb(201, 192, 58)
HSL	hsl(56, 57%, 51%)
HSV	hsv(56, 71%, 79%)
CMYK	cmyk(0%, 4.5%, 71.1%, 21.2%)
CIE-LAB	lab(76.33, -12.05, 64.83)
CIE-LCH	lch(76.33, 65.94, 100.53°)
OKLab	oklab(79.18% -0.0398 0.1437)
OKLCH	oklch(79.18% 0.149 105.5)
XYZ	xyz(43.7025, 50.4239, 11.4329)
Luminance	0.5042 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C9C03A #3A43C9

analogous

#C9783A #C9C03A #8AC93A

triadic

#C9C03A #3AC9C0 #C03AC9

tetradic

#C9C03A #3AC978 #3A43C9 #C93A8A

square

#C9C03A #3AC978 #3A43C9 #C93A8A

split-complementary

#C9C03A #3A8AC9 #783AC9

monochromatic

#6B661D #9B942B #C9C03A #D6CF6A #E3DF9A

Accessibility & contrast

On white

1.89

#C9C03A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.08

#C9C03A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C9C03A

11.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C9C03A	#FFFFFF	#000000	##000000
##C9C03A	1.00	1.89	11.08	11.08
#FFFFFF	1.89	1.00	21.00	21.00
#000000	11.08	21.00	1.00	1.00
##000000	11.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1B923

Deuteranopia (green-blind)

#D4BF43

Tritanopia (blue-blind)

#D8B3A6

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #c9c03a;
/* rgb */ color: rgb(201, 192, 58);
/* oklch */ color: oklch(79.2% 0.149 105.5);

Tailwind

colors: {
  custom: {
    50: '#ddd279',
    500: '#c9c03a',
    950: '#000000',
  },
}

SCSS

$custom: #c9c03a;
$custom-light: #ddd279;
$custom-dark: #000000;

JSON

{
  "hex": "#c9c03a",
  "rgb": {
    "r": 201,
    "g": 192,
    "b": 58
  },
  "hsl": {
    "h": 56.224,
    "s": 56.972,
    "l": 50.784
  },
  "oklch": {
    "l": 0.7918,
    "c": 0.1491,
    "h": 105.5
  },
  "luminance": 0.50422
}

Semantic roles & 50–950 ramp

primary

#C9C03A

secondary

#323675

accent

#51E048

background

#FEFEFB

surface

#FCFBF2

border

#D5D4CC

text

#16140A

muted

#84837D

Preview Lab

Preview with #C9C03A

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

Preview Lab → · Contrast checker → · Palette generator →