#333584#333584

#333584 is a dark, vivid blue. Relative luminance 0.049; OKLCH L 37.6% C 0.130 H 277.1°. Best body text is #FFFFFF at 10.59:1 contrast (WCAG AA passes).

Color values

HEX	#333584
RGB	rgb(51, 53, 132)
HSL	hsl(239, 44%, 36%)
HSV	hsv(239, 61%, 52%)
CMYK	cmyk(61.4%, 59.8%, 0%, 48.2%)
CIE-LAB	lab(26.49, 24.43, -44.83)
CIE-LCH	lch(26.49, 51.05, 298.59°)
OKLab	oklab(37.61% 0.016 -0.1287)
OKLCH	oklch(37.61% 0.13 277.1)
XYZ	xyz(6.8019, 4.9155, 22.4157)
Luminance	0.0492 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#333584 #848233

analogous

#335D84 #333584 #593384

triadic

#333584 #843335 #358433

tetradic

#333584 #84335D #848233 #338459

square

#333584 #84335D #848233 #338459

split-complementary

#333584 #845933 #5D8433

monochromatic

#11122C #222358 #333584 #4447B0 #6B6EC6

Accessibility & contrast

On white

10.59

#333584 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#333584 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #333584

10.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##333584	#FFFFFF	#000000	##FFFFFF
##333584	1.00	10.59	1.98	10.59
#FFFFFF	10.59	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004287

Deuteranopia (green-blind)

#003B82

Tritanopia (blue-blind)

#004857

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #333584;
/* rgb */ color: rgb(51, 53, 132);
/* oklch */ color: oklch(37.6% 0.130 277.1);

Tailwind

colors: {
  custom: {
    50: '#736ca8',
    500: '#333584',
    950: '#000000',
  },
}

SCSS

$custom: #333584;
$custom-light: #736ca8;
$custom-dark: #000000;

JSON

{
  "hex": "#333584",
  "rgb": {
    "r": 51,
    "g": 53,
    "b": 132
  },
  "hsl": {
    "h": 238.519,
    "s": 44.262,
    "l": 35.882
  },
  "oklch": {
    "l": 0.37612,
    "c": 0.12974,
    "h": 277.1
  },
  "luminance": 0.04916
}

Semantic roles & 50–950 ramp

primary

#333584

secondary

#AEAC65

accent

#D154D4

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090710

muted

#7B7A7F

Preview Lab

Preview with #333584

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

Preview Lab → · Contrast checker → · Palette generator →