#3B33BA#3B33BA

#3B33BA is a dark, highly saturated blue. Relative luminance 0.068; OKLCH L 42.8% C 0.202 H 276.2°. Best body text is #FFFFFF at 8.87:1 contrast (WCAG AA passes).

Color values

HEX	#3B33BA
RGB	rgb(59, 51, 186)
HSL	hsl(244, 57%, 46%)
HSV	hsv(244, 73%, 73%)
CMYK	cmyk(68.3%, 72.6%, 0%, 27.1%)
CIE-LAB	lab(31.44, 45.27, -69.50)
CIE-LCH	lch(31.44, 82.94, 303.08°)
OKLab	oklab(42.84% 0.022 -0.2008)
OKLCH	oklch(42.84% 0.202 276.2)
XYZ	xyz(11.8475, 6.8416, 47.1411)
Luminance	0.0684 (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

#3B33BA #B2BA33

analogous

#336EBA #3B33BA #7F33BA

triadic

#3B33BA #BA3B33 #33BA3B

tetradic

#3B33BA #BA336E #B2BA33 #33BA7F

square

#3B33BA #BA336E #B2BA33 #33BA7F

split-complementary

#3B33BA #BA7F33 #6EBA33

monochromatic

#1D195A #2C268A #3B33BA #6059D1 #8E89DF

Accessibility & contrast

On white

8.87

#3B33BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#3B33BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B33BA

8.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B33BA	#FFFFFF	#000000	##FFFFFF
##3B33BA	1.00	8.87	2.37	8.87
#FFFFFF	8.87	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050BE

Deuteranopia (green-blind)

#0044B8

Tritanopia (blue-blind)

#005973

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #3b33ba;
/* rgb */ color: rgb(59, 51, 186);
/* oklch */ color: oklch(42.8% 0.202 276.2);

Tailwind

colors: {
  custom: {
    50: '#826cd0',
    500: '#3b33ba',
    950: '#000000',
  },
}

SCSS

$custom: #3b33ba;
$custom-light: #826cd0;
$custom-dark: #000000;

JSON

{
  "hex": "#3b33ba",
  "rgb": {
    "r": 59,
    "g": 51,
    "b": 186
  },
  "hsl": {
    "h": 243.556,
    "s": 56.962,
    "l": 46.471
  },
  "oklch": {
    "l": 0.42838,
    "c": 0.20203,
    "h": 276.2
  },
  "luminance": 0.06843
}

Semantic roles & 50–950 ramp

primary

#3B33BA

secondary

#C4C980

accent

#E048D7

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0714

muted

#7D7A82

Preview Lab

Preview with #3B33BA

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

Preview Lab → · Contrast checker → · Palette generator →