#333499#333499

#333499 is a dark, vivid blue. Relative luminance 0.055; OKLCH L 39.3% C 0.160 H 275.7°. Best body text is #FFFFFF at 10.04:1 contrast (WCAG AA passes).

Color values

HEX	#333499
RGB	rgb(51, 52, 153)
HSL	hsl(239, 50%, 40%)
HSV	hsv(239, 67%, 60%)
CMYK	cmyk(66.7%, 66%, 0%, 40%)
CIE-LAB	lab(28.00, 32.52, -55.34)
CIE-LCH	lch(28.00, 64.19, 300.44°)
OKLab	oklab(39.27% 0.0159 -0.1596)
OKLCH	oklch(39.27% 0.16 275.7)
XYZ	xyz(8.3411, 5.4590, 30.7449)
Luminance	0.0546 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#333499 #999833

analogous

#336799 #333499 #653399

triadic

#333499 #993334 #349933

tetradic

#333499 #993367 #999833 #339965

square

#333499 #993367 #999833 #339965

split-complementary

#333499 #996533 #679933

monochromatic

#14153D #24246B #333499 #4749C2 #7576D1

Accessibility & contrast

On white

10.04

#333499 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#333499 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #333499

10.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##333499	#FFFFFF	#000000	##FFFFFF
##333499	1.00	10.04	2.09	10.04
#FFFFFF	10.04	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00479C

Deuteranopia (green-blind)

#003E97

Tritanopia (blue-blind)

#004E61

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #333499;
/* rgb */ color: rgb(51, 52, 153);
/* oklch */ color: oklch(39.3% 0.160 275.7);

Tailwind

colors: {
  custom: {
    50: '#786cb8',
    500: '#333499',
    950: '#000000',
  },
}

SCSS

$custom: #333499;
$custom-light: #786cb8;
$custom-dark: #000000;

JSON

{
  "hex": "#333499",
  "rgb": {
    "r": 51,
    "g": 52,
    "b": 153
  },
  "hsl": {
    "h": 239.412,
    "s": 50,
    "l": 40
  },
  "oklch": {
    "l": 0.39273,
    "c": 0.16041,
    "h": 275.7
  },
  "luminance": 0.0546
}

Semantic roles & 50–950 ramp

primary

#333499

secondary

#B9B96E

accent

#D84EDA

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0711

muted

#7C7A80

Preview Lab

Preview with #333499

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

Preview Lab → · Contrast checker → · Palette generator →