#C9D427#C9D427

#C9D427 is a very light, vivid yellow. Relative luminance 0.597; OKLCH L 83.4% C 0.178 H 113.6°. Best body text is #000000 at 12.93:1 contrast (WCAG AA passes).

Color values

HEX	#C9D427
RGB	rgb(201, 212, 39)
HSL	hsl(64, 69%, 49%)
HSV	hsv(64, 82%, 83%)
CMYK	cmyk(5.2%, 0%, 81.6%, 16.9%)
CIE-LAB	lab(81.65, -22.73, 75.48)
CIE-LCH	lch(81.65, 78.83, 106.76°)
OKLab	oklab(83.4% -0.0711 0.163)
OKLCH	oklch(83.4% 0.178 113.6)
XYZ	xyz(47.9987, 59.6520, 10.9046)
Luminance	0.5965 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C9D427 #3227D4

analogous

#D48927 #C9D427 #73D427

triadic

#C9D427 #27C9D4 #D427C9

tetradic

#C9D427 #27D489 #3227D4 #D42773

square

#C9D427 #27D489 #3227D4 #D42773

split-complementary

#C9D427 #2773D4 #8927D4

monochromatic

#676D14 #98A01D #C9D427 #D8E058 #E4EA8C

Accessibility & contrast

On white

1.62

#C9D427 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.93

#C9D427 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C9D427

12.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C9D427	#FFFFFF	#000000	##000000
##C9D427	1.00	1.62	12.93	12.93
#FFFFFF	1.62	1.00	21.00	21.00
#000000	12.93	21.00	1.00	1.00
##000000	12.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E4C900

Deuteranopia (green-blind)

#E4CD39

Tritanopia (blue-blind)

#D7C7B5

Achromatopsia (no color)

#CBCBCB

Design tokens & code

CSS

--color: #c9d427;
/* rgb */ color: rgb(201, 212, 39);
/* oklch */ color: oklch(83.4% 0.178 113.6);

Tailwind

colors: {
  custom: {
    50: '#dee173',
    500: '#c9d427',
    950: '#000000',
  },
}

SCSS

$custom: #c9d427;
$custom-light: #dee173;
$custom-dark: #000000;

JSON

{
  "hex": "#c9d427",
  "rgb": {
    "r": 201,
    "g": 212,
    "b": 39
  },
  "hsl": {
    "h": 63.815,
    "s": 68.924,
    "l": 49.216
  },
  "oklch": {
    "l": 0.83403,
    "c": 0.17786,
    "h": 113.6
  },
  "luminance": 0.59651
}

Semantic roles & 50–950 ramp

primary

#C9D427

secondary

#2E2976

accent

#3CEC47

background

#FEFEFB

surface

#FCFCF1

border

#D5D5CB

text

#161509

muted

#84847D

Preview Lab

Preview with #C9D427

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

Preview Lab → · Contrast checker → · Palette generator →