#3E45BF#3E45BF

#3E45BF is a mid, vivid blue. Relative luminance 0.090; OKLCH L 46.4% C 0.188 H 273.9°. Best body text is #FFFFFF at 7.48:1 contrast (WCAG AA passes).

Color values

HEX	#3E45BF
RGB	rgb(62, 69, 191)
HSL	hsl(237, 51%, 50%)
HSV	hsv(237, 68%, 75%)
CMYK	cmyk(67.5%, 63.9%, 0%, 25.1%)
CIE-LAB	lab(36.06, 36.57, -64.86)
CIE-LCH	lch(36.06, 74.46, 299.42°)
OKLab	oklab(46.37% 0.0127 -0.1871)
OKLCH	oklch(46.37% 0.188 273.9)
XYZ	xyz(13.5156, 9.0407, 50.3129)
Luminance	0.0904 (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

#3E45BF #BFB83E

analogous

#3E86BF #3E45BF #773EBF

triadic

#3E45BF #BF3E45 #45BF3E

tetradic

#3E45BF #BF3E86 #BFB83E #3EBF77

square

#3E45BF #BF3E86 #BFB83E #3EBF77

split-complementary

#3E45BF #BF773E #86BF3E

monochromatic

#202463 #2F3491 #3E45BF #6B71CF #999DDE

Accessibility & contrast

On white

7.48

#3E45BF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#3E45BF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3E45BF

7.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E45BF	#FFFFFF	#000000	##FFFFFF
##3E45BF	1.00	7.48	2.81	7.48
#FFFFFF	7.48	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BC3

Deuteranopia (green-blind)

#004FBD

Tritanopia (blue-blind)

#00647B

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #3e45bf;
/* rgb */ color: rgb(62, 69, 191);
/* oklch */ color: oklch(46.4% 0.188 273.9);

Tailwind

colors: {
  custom: {
    50: '#8379d3',
    500: '#3e45bf',
    950: '#000000',
  },
}

SCSS

$custom: #3e45bf;
$custom-light: #8379d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3e45bf",
  "rgb": {
    "r": 62,
    "g": 69,
    "b": 191
  },
  "hsl": {
    "h": 236.744,
    "s": 50.988,
    "l": 49.608
  },
  "oklch": {
    "l": 0.46365,
    "c": 0.18758,
    "h": 273.9
  },
  "luminance": 0.09042
}

Semantic roles & 50–950 ramp

primary

#3E45BF

secondary

#CAC78F

accent

#D34DDA

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #3E45BF

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

Preview Lab → · Contrast checker → · Palette generator →