#3338BA#3338BA

#3338BA is a dark, vivid blue. Relative luminance 0.071; OKLCH L 43.1% C 0.199 H 272.7°. Best body text is #FFFFFF at 8.69:1 contrast (WCAG AA passes).

Color values

HEX	#3338BA
RGB	rgb(51, 56, 186)
HSL	hsl(238, 57%, 46%)
HSV	hsv(238, 73%, 73%)
CMYK	cmyk(72.6%, 69.9%, 0%, 27.1%)
CIE-LAB	lab(31.98, 41.49, -68.64)
CIE-LCH	lch(31.98, 80.20, 301.15°)
OKLab	oklab(43.09% 0.0094 -0.1985)
OKLCH	oklch(43.09% 0.199 272.7)
XYZ	xyz(11.6394, 7.0761, 47.1973)
Luminance	0.0708 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3338BA #BAB533

analogous

#337CBA #3338BA #7233BA

triadic

#3338BA #BA3338 #38BA33

tetradic

#3338BA #BA337C #BAB533 #33BA72

square

#3338BA #BA337C #BAB533 #33BA72

split-complementary

#3338BA #BA7233 #7CBA33

monochromatic

#191B5A #262A8A #3338BA #595DD1 #898CDF

Accessibility & contrast

On white

8.69

#3338BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#3338BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3338BA

8.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3338BA	#FFFFFF	#000000	##FFFFFF
##3338BA	1.00	8.69	2.42	8.69
#FFFFFF	8.69	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052BE

Deuteranopia (green-blind)

#0045B8

Tritanopia (blue-blind)

#005C75

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #3338ba;
/* rgb */ color: rgb(51, 56, 186);
/* oklch */ color: oklch(43.1% 0.199 272.7);

Tailwind

colors: {
  custom: {
    50: '#7f6fd0',
    500: '#3338ba',
    950: '#000000',
  },
}

SCSS

$custom: #3338ba;
$custom-light: #7f6fd0;
$custom-dark: #000000;

JSON

{
  "hex": "#3338ba",
  "rgb": {
    "r": 51,
    "g": 56,
    "b": 186
  },
  "hsl": {
    "h": 237.778,
    "s": 56.962,
    "l": 46.471
  },
  "oklch": {
    "l": 0.43086,
    "c": 0.19874,
    "h": 272.7
  },
  "luminance": 0.07077
}

Semantic roles & 50–950 ramp

primary

#3338BA

secondary

#C9C680

accent

#DB48E0

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0714

muted

#7D7A82

Preview Lab

Preview with #3338BA

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

Preview Lab → · Contrast checker → · Palette generator →