#333299#333299

#333299 is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.9% C 0.163 H 276.1°. Best body text is #FFFFFF at 10.21:1 contrast (WCAG AA passes).

Color values

HEX	#333299
RGB	rgb(51, 50, 153)
HSL	hsl(241, 51%, 40%)
HSV	hsv(241, 67%, 60%)
CMYK	cmyk(66.7%, 67.3%, 0%, 40%)
CIE-LAB	lab(27.53, 33.79, -56.12)
CIE-LCH	lch(27.53, 65.50, 301.05°)
OKLab	oklab(38.93% 0.0174 -0.1619)
OKLCH	oklch(38.93% 0.163 276.1)
XYZ	xyz(8.2537, 5.2842, 30.7158)
Luminance	0.0529 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#333299 #989932

analogous

#326499 #333299 #673299

triadic

#333299 #993332 #329933

tetradic

#333299 #993264 #989932 #329967

square

#333299 #993264 #989932 #329967

split-complementary

#333299 #996732 #649932

monochromatic

#14143D #24236B #333299 #4746C2 #7574D2

Accessibility & contrast

On white

10.21

#333299 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#333299 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #333299

10.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##333299	#FFFFFF	#000000	##FFFFFF
##333299	1.00	10.21	2.06	10.21
#FFFFFF	10.21	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00469C

Deuteranopia (green-blind)

#003C97

Tritanopia (blue-blind)

#004D61

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #333299;
/* rgb */ color: rgb(51, 50, 153);
/* oklch */ color: oklch(38.9% 0.163 276.1);

Tailwind

colors: {
  custom: {
    50: '#786ab8',
    500: '#333299',
    950: '#000000',
  },
}

SCSS

$custom: #333299;
$custom-light: #786ab8;
$custom-dark: #000000;

JSON

{
  "hex": "#333299",
  "rgb": {
    "r": 51,
    "g": 50,
    "b": 153
  },
  "hsl": {
    "h": 240.583,
    "s": 50.739,
    "l": 39.804
  },
  "oklch": {
    "l": 0.38928,
    "c": 0.16285,
    "h": 276.1
  },
  "luminance": 0.05285
}

Semantic roles & 50–950 ramp

primary

#333299

secondary

#B9BA6D

accent

#DA4ED9

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0611

muted

#7C7A80

Preview Lab

Preview with #333299

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

Preview Lab → · Contrast checker → · Palette generator →