#333689#333689

#333689 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 38.2% C 0.136 H 276.3°. Best body text is #FFFFFF at 10.35:1 contrast (WCAG AA passes).

Color values

HEX	#333689
RGB	rgb(51, 54, 137)
HSL	hsl(238, 46%, 37%)
HSV	hsv(238, 63%, 54%)
CMYK	cmyk(62.8%, 60.6%, 0%, 46.3%)
CIE-LAB	lab(27.15, 25.55, -46.88)
CIE-LCH	lch(27.15, 53.38, 298.59°)
OKLab	oklab(38.22% 0.0149 -0.1348)
OKLCH	oklch(38.22% 0.136 276.3)
XYZ	xyz(7.1983, 5.1477, 24.2763)
Luminance	0.0515 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#333689 #898633

analogous

#336189 #333689 #5B3389

triadic

#333689 #893336 #368933

tetradic

#333689 #893361 #898633 #33895B

square

#333689 #893361 #898633 #33895B

split-complementary

#333689 #895B33 #618933

monochromatic

#121330 #22245C #333689 #4448B6 #6E71C9

Accessibility & contrast

On white

10.35

#333689 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#333689 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #333689

10.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##333689	#FFFFFF	#000000	##FFFFFF
##333689	1.00	10.35	2.03	10.35
#FFFFFF	10.35	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00448C

Deuteranopia (green-blind)

#003D87

Tritanopia (blue-blind)

#004A5A

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #333689;
/* rgb */ color: rgb(51, 54, 137);
/* oklch */ color: oklch(38.2% 0.136 276.3);

Tailwind

colors: {
  custom: {
    50: '#746dac',
    500: '#333689',
    950: '#000000',
  },
}

SCSS

$custom: #333689;
$custom-light: #746dac;
$custom-dark: #000000;

JSON

{
  "hex": "#333689",
  "rgb": {
    "r": 51,
    "g": 54,
    "b": 137
  },
  "hsl": {
    "h": 237.907,
    "s": 45.745,
    "l": 36.863
  },
  "oklch": {
    "l": 0.38225,
    "c": 0.13558,
    "h": 276.3
  },
  "luminance": 0.05148
}

Semantic roles & 50–950 ramp

primary

#333689

secondary

#B1AE67

accent

#D152D5

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090710

muted

#7B7A7F

Preview Lab

Preview with #333689

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

Preview Lab → · Contrast checker → · Palette generator →