#33388E#33388E

#33388E is a dark, vivid blue. Relative luminance 0.055; OKLCH L 39.0% C 0.140 H 275.3°. Best body text is #FFFFFF at 10.01:1 contrast (WCAG AA passes).

Color values

HEX	#33388E
RGB	rgb(51, 56, 142)
HSL	hsl(237, 47%, 38%)
HSV	hsv(237, 64%, 56%)
CMYK	cmyk(64.1%, 60.6%, 0%, 44.3%)
CIE-LAB	lab(28.07, 26.01, -48.47)
CIE-LCH	lch(28.07, 55.01, 298.21°)
OKLab	oklab(39.03% 0.0129 -0.1394)
OKLCH	oklch(39.03% 0.14 275.3)
XYZ	xyz(7.6603, 5.4845, 26.2409)
Luminance	0.0549 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33388E #8E8933

analogous

#33668E #33388E #5B338E

triadic

#33388E #8E3338 #388E33

tetradic

#33388E #8E3366 #8E8933 #338E5B

square

#33388E #8E3366 #8E8933 #338E5B

split-complementary

#33388E #8E5B33 #668E33

monochromatic

#131434 #232661 #33388E #434ABB #7075CC

Accessibility & contrast

On white

10.01

#33388E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#33388E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33388E

10.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33388E	#FFFFFF	#000000	##FFFFFF
##33388E	1.00	10.01	2.10	10.01
#FFFFFF	10.01	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	10.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004691

Deuteranopia (green-blind)

#003E8C

Tritanopia (blue-blind)

#004D5D

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #33388e;
/* rgb */ color: rgb(51, 56, 142);
/* oklch */ color: oklch(39.0% 0.140 275.3);

Tailwind

colors: {
  custom: {
    50: '#756eb0',
    500: '#33388e',
    950: '#000000',
  },
}

SCSS

$custom: #33388e;
$custom-light: #756eb0;
$custom-dark: #000000;

JSON

{
  "hex": "#33388e",
  "rgb": {
    "r": 51,
    "g": 56,
    "b": 142
  },
  "hsl": {
    "h": 236.703,
    "s": 47.15,
    "l": 37.843
  },
  "oklch": {
    "l": 0.39033,
    "c": 0.14004,
    "h": 275.3
  },
  "luminance": 0.05485
}

Semantic roles & 50–950 ramp

primary

#33388E

secondary

#B4AF69

accent

#CF51D7

background

#F7F6FA

surface

#EDECF5

border

#C8C7CF

text

#090710

muted

#7B7A7F

Preview Lab

Preview with #33388E

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

Preview Lab → · Contrast checker → · Palette generator →