#333589#333589

#333589 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 38.0% C 0.137 H 276.7°. Best body text is #FFFFFF at 10.44:1 contrast (WCAG AA passes).

Color values

HEX	#333589
RGB	rgb(51, 53, 137)
HSL	hsl(239, 46%, 37%)
HSV	hsv(239, 63%, 54%)
CMYK	cmyk(62.8%, 61.3%, 0%, 46.3%)
CIE-LAB	lab(26.89, 26.21, -47.30)
CIE-LCH	lch(26.89, 54.07, 298.99°)
OKLab	oklab(38.03% 0.0159 -0.136)
OKLCH	oklch(38.03% 0.137 276.7)
XYZ	xyz(7.1522, 5.0556, 24.2610)
Luminance	0.0506 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#333589 #898733

analogous

#336089 #333589 #5C3389

triadic

#333589 #893335 #358933

tetradic

#333589 #893360 #898733 #33895C

square

#333589 #893360 #898733 #33895C

split-complementary

#333589 #895C33 #608933

monochromatic

#121230 #22245C #333589 #4446B6 #6E70C9

Accessibility & contrast

On white

10.44

#333589 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#333589 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #333589

10.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##333589	#FFFFFF	#000000	##FFFFFF
##333589	1.00	10.44	2.01	10.44
#FFFFFF	10.44	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00438C

Deuteranopia (green-blind)

#003C87

Tritanopia (blue-blind)

#004959

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #333589;
/* rgb */ color: rgb(51, 53, 137);
/* oklch */ color: oklch(38.0% 0.137 276.7);

Tailwind

colors: {
  custom: {
    50: '#746cac',
    500: '#333589',
    950: '#000000',
  },
}

SCSS

$custom: #333589;
$custom-light: #746cac;
$custom-dark: #000000;

JSON

{
  "hex": "#333589",
  "rgb": {
    "r": 51,
    "g": 53,
    "b": 137
  },
  "hsl": {
    "h": 238.605,
    "s": 45.745,
    "l": 36.863
  },
  "oklch": {
    "l": 0.38034,
    "c": 0.13693,
    "h": 276.7
  },
  "luminance": 0.05056
}

Semantic roles & 50–950 ramp

primary

#333589

secondary

#B1AF67

accent

#D252D5

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090710

muted

#7B7A7F

Preview Lab

Preview with #333589

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

Preview Lab → · Contrast checker → · Palette generator →