#33399E#33399E

#33399E is a dark, vivid blue. Relative luminance 0.061; OKLCH L 40.6% C 0.161 H 274.1°. Best body text is #FFFFFF at 9.46:1 contrast (WCAG AA passes).

Color values

HEX	#33399E
RGB	rgb(51, 57, 158)
HSL	hsl(237, 51%, 41%)
HSV	hsv(237, 68%, 62%)
CMYK	cmyk(67.7%, 63.9%, 0%, 38%)
CIE-LAB	lab(29.66, 31.08, -55.68)
CIE-LCH	lch(29.66, 63.77, 299.17°)
OKLab	oklab(40.62% 0.0115 -0.1606)
OKLCH	oklch(40.62% 0.161 274.1)
XYZ	xyz(8.9979, 6.0979, 33.0439)
Luminance	0.0610 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33399E #9E9833

analogous

#336E9E #33399E #62339E

triadic

#33399E #9E3339 #399E33

tetradic

#33399E #9E336E #9E9833 #339E62

square

#33399E #9E336E #9E9833 #339E62

split-complementary

#33399E #9E6233 #6E9E33

monochromatic

#151841 #242870 #33399E #4A51C4 #787DD3

Accessibility & contrast

On white

9.46

#33399E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#33399E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33399E

9.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33399E	#FFFFFF	#000000	##FFFFFF
##33399E	1.00	9.46	2.22	9.46
#FFFFFF	9.46	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BA1

Deuteranopia (green-blind)

#00419C

Tritanopia (blue-blind)

#005366

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #33399e;
/* rgb */ color: rgb(51, 57, 158);
/* oklch */ color: oklch(40.6% 0.161 274.1);

Tailwind

colors: {
  custom: {
    50: '#786fbc',
    500: '#33399e',
    950: '#000000',
  },
}

SCSS

$custom: #33399e;
$custom-light: #786fbc;
$custom-dark: #000000;

JSON

{
  "hex": "#33399e",
  "rgb": {
    "r": 51,
    "g": 57,
    "b": 158
  },
  "hsl": {
    "h": 236.636,
    "s": 51.196,
    "l": 40.98
  },
  "oklch": {
    "l": 0.40617,
    "c": 0.16101,
    "h": 274.1
  },
  "luminance": 0.06099
}

Semantic roles & 50–950 ramp

primary

#33399E

secondary

#BCB871

accent

#D34DDB

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #33399E

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

Preview Lab → · Contrast checker → · Palette generator →