#333B84#333B84

#333B84 is a dark, vivid blue. Relative luminance 0.055; OKLCH L 38.8% C 0.121 H 274.6°. Best body text is #FFFFFF at 10.00:1 contrast (WCAG AA passes).

Color values

HEX	#333B84
RGB	rgb(51, 59, 132)
HSL	hsl(234, 44%, 36%)
HSV	hsv(234, 61%, 52%)
CMYK	cmyk(61.4%, 55.3%, 0%, 48.2%)
CIE-LAB	lab(28.11, 20.39, -42.22)
CIE-LCH	lch(28.11, 46.88, 295.78°)
OKLab	oklab(38.82% 0.0097 -0.121)
OKLCH	oklch(38.82% 0.121 274.6)
XYZ	xyz(7.0927, 5.4971, 22.5126)
Luminance	0.0550 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#333B84 #847C33

analogous

#336384 #333B84 #533384

triadic

#333B84 #84333B #3B8433

tetradic

#333B84 #843363 #847C33 #338453

square

#333B84 #843363 #847C33 #338453

split-complementary

#333B84 #845333 #638433

monochromatic

#11142C #222758 #333B84 #444FB0 #6B74C6

Accessibility & contrast

On white

10.00

#333B84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#333B84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #333B84

10.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##333B84	#FFFFFF	#000000	##FFFFFF
##333B84	1.00	10.00	2.10	10.00
#FFFFFF	10.00	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	10.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C4687

Deuteranopia (green-blind)

#003F82

Tritanopia (blue-blind)

#004C59

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #333b84;
/* rgb */ color: rgb(51, 59, 132);
/* oklch */ color: oklch(38.8% 0.121 274.6);

Tailwind

colors: {
  custom: {
    50: '#7370a8',
    500: '#333b84',
    950: '#000000',
  },
}

SCSS

$custom: #333b84;
$custom-light: #7370a8;
$custom-dark: #000000;

JSON

{
  "hex": "#333b84",
  "rgb": {
    "r": 51,
    "g": 59,
    "b": 132
  },
  "hsl": {
    "h": 234.074,
    "s": 44.262,
    "l": 35.882
  },
  "oklch": {
    "l": 0.38816,
    "c": 0.12138,
    "h": 274.6
  },
  "luminance": 0.05498
}

Semantic roles & 50–950 ramp

primary

#333B84

secondary

#AEA765

accent

#C754D4

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#090710

muted

#7B7A7F

Preview Lab

Preview with #333B84

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

Preview Lab → · Contrast checker → · Palette generator →