#3B45BF#3B45BF

#3B45BF is a mid, vivid blue. Relative luminance 0.089; OKLCH L 46.2% C 0.188 H 272.9°. Best body text is #FFFFFF at 7.53:1 contrast (WCAG AA passes).

Color values

HEX	#3B45BF
RGB	rgb(59, 69, 191)
HSL	hsl(235, 53%, 49%)
HSV	hsv(235, 69%, 75%)
CMYK	cmyk(69.1%, 63.9%, 0%, 25.1%)
CIE-LAB	lab(35.88, 36.17, -65.16)
CIE-LCH	lch(35.88, 74.53, 299.03°)
OKLab	oklab(46.18% 0.0094 -0.1881)
OKLCH	oklch(46.18% 0.188 272.9)
XYZ	xyz(13.3326, 8.9464, 50.3043)
Luminance	0.0895 (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

#3B45BF #BFB53B

analogous

#3B87BF #3B45BF #733BBF

triadic

#3B45BF #BF3B45 #45BF3B

tetradic

#3B45BF #BF3B87 #BFB53B #3BBF73

square

#3B45BF #BF3B87 #BFB53B #3BBF73

split-complementary

#3B45BF #BF733B #87BF3B

monochromatic

#1E2361 #2D3490 #3B45BF #676FD0 #969BDF

Accessibility & contrast

On white

7.53

#3B45BF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#3B45BF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B45BF

7.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B45BF	#FFFFFF	#000000	##FFFFFF
##3B45BF	1.00	7.53	2.79	7.53
#FFFFFF	7.53	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BC3

Deuteranopia (green-blind)

#004EBD

Tritanopia (blue-blind)

#00657B

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #3b45bf;
/* rgb */ color: rgb(59, 69, 191);
/* oklch */ color: oklch(46.2% 0.188 272.9);

Tailwind

colors: {
  custom: {
    50: '#8279d3',
    500: '#3b45bf',
    950: '#000000',
  },
}

SCSS

$custom: #3b45bf;
$custom-light: #8279d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3b45bf",
  "rgb": {
    "r": 59,
    "g": 69,
    "b": 191
  },
  "hsl": {
    "h": 235.455,
    "s": 52.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.46184,
    "c": 0.18835,
    "h": 272.9
  },
  "luminance": 0.08948
}

Semantic roles & 50–950 ramp

primary

#3B45BF

secondary

#CAC58C

accent

#D14CDC

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #3B45BF

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

Preview Lab → · Contrast checker → · Palette generator →