#C9D933#C9D933

#C9D933 is a very light, vivid yellow. Relative luminance 0.623; OKLCH L 84.6% C 0.178 H 115.2°. Best body text is #000000 at 13.46:1 contrast (WCAG AA passes).

Color values

HEX	#C9D933
RGB	rgb(201, 217, 51)
HSL	hsl(66, 69%, 53%)
HSV	hsv(66, 76%, 85%)
CMYK	cmyk(7.4%, 0%, 76.5%, 14.9%)
CIE-LAB	lab(83.06, -24.72, 73.48)
CIE-LCH	lch(83.06, 77.53, 108.60°)
OKLab	oklab(84.55% -0.0757 0.1608)
OKLCH	oklch(84.55% 0.178 115.2)
XYZ	xyz(49.4992, 62.2831, 12.5456)
Luminance	0.6228 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C9D933 #4333D9

analogous

#D99633 #C9D933 #76D933

triadic

#C9D933 #33C9D9 #D933C9

tetradic

#C9D933 #33D996 #4333D9 #D93376

square

#C9D933 #33D996 #4333D9 #D93376

split-complementary

#C9D933 #3376D9 #9633D9

monochromatic

#717B17 #A1AE20 #C9D933 #D7E367 #E4EC9A

Accessibility & contrast

On white

1.56

#C9D933 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.46

#C9D933 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #C9D933

13.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C9D933	#FFFFFF	#000000	##000000
##C9D933	1.00	1.56	13.46	13.46
#FFFFFF	1.56	1.00	21.00	21.00
#000000	13.46	21.00	1.00	1.00
##000000	13.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E9CE00

Deuteranopia (green-blind)

#E8D042

Tritanopia (blue-blind)

#D6CCBA

Achromatopsia (no color)

#CFCFCF

Design tokens & code

CSS

--color: #c9d933;
/* rgb */ color: rgb(201, 217, 51);
/* oklch */ color: oklch(84.6% 0.178 115.2);

Tailwind

colors: {
  custom: {
    50: '#dde478',
    500: '#c9d933',
    950: '#000000',
  },
}

SCSS

$custom: #c9d933;
$custom-light: #dde478;
$custom-dark: #000000;

JSON

{
  "hex": "#c9d933",
  "rgb": {
    "r": 201,
    "g": 217,
    "b": 51
  },
  "hsl": {
    "h": 65.783,
    "s": 68.595,
    "l": 52.549
  },
  "oklch": {
    "l": 0.84554,
    "c": 0.17773,
    "h": 115.2
  },
  "luminance": 0.62282
}

Semantic roles & 50–950 ramp

primary

#C9D933

secondary

#362E82

accent

#3CEB4D

background

#FEFEFB

surface

#FCFCF2

border

#D5D5CC

text

#16150A

muted

#84847D

Preview Lab

Preview with #C9D933

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

Preview Lab → · Contrast checker → · Palette generator →