#3B34BB#3B34BB

#3B34BB is a dark, highly saturated blue. Relative luminance 0.070; OKLCH L 43.1% C 0.202 H 276.0°. Best body text is #FFFFFF at 8.77:1 contrast (WCAG AA passes).

Color values

HEX	#3B34BB
RGB	rgb(59, 52, 187)
HSL	hsl(243, 56%, 47%)
HSV	hsv(243, 72%, 73%)
CMYK	cmyk(68.4%, 72.2%, 0%, 26.7%)
CIE-LAB	lab(31.74, 45.03, -69.60)
CIE-LCH	lch(31.74, 82.89, 302.90°)
OKLab	oklab(43.08% 0.0212 -0.2011)
OKLCH	oklch(43.08% 0.202 276)
XYZ	xyz(11.9983, 6.9726, 47.7176)
Luminance	0.0697 (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

#3B34BB #B4BB34

analogous

#3471BB #3B34BB #7F34BB

triadic

#3B34BB #BB3B34 #34BB3B

tetradic

#3B34BB #BB3471 #B4BB34 #34BB7F

square

#3B34BB #BB3471 #B4BB34 #34BB7F

split-complementary

#3B34BB #BB7F34 #71BB34

monochromatic

#1D195B #2C278B #3B34BB #615BD1 #8F8BDF

Accessibility & contrast

On white

8.77

#3B34BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#3B34BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B34BB

8.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B34BB	#FFFFFF	#000000	##FFFFFF
##3B34BB	1.00	8.77	2.39	8.77
#FFFFFF	8.77	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051BF

Deuteranopia (green-blind)

#0045B9

Tritanopia (blue-blind)

#005A74

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #3b34bb;
/* rgb */ color: rgb(59, 52, 187);
/* oklch */ color: oklch(43.1% 0.202 276.0);

Tailwind

colors: {
  custom: {
    50: '#836dd1',
    500: '#3b34bb',
    950: '#000000',
  },
}

SCSS

$custom: #3b34bb;
$custom-light: #836dd1;
$custom-dark: #000000;

JSON

{
  "hex": "#3b34bb",
  "rgb": {
    "r": 59,
    "g": 52,
    "b": 187
  },
  "hsl": {
    "h": 243.111,
    "s": 56.485,
    "l": 46.863
  },
  "oklch": {
    "l": 0.43082,
    "c": 0.20222,
    "h": 276
  },
  "luminance": 0.06974
}

Semantic roles & 50–950 ramp

primary

#3B34BB

secondary

#C5C982

accent

#E048D8

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #3B34BB

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

Preview Lab → · Contrast checker → · Palette generator →