#3B4EAB#3B4EAB

#3B4EAB is a mid, vivid blue. Relative luminance 0.093; OKLCH L 46.2% C 0.150 H 270.7°. Best body text is #FFFFFF at 7.33:1 contrast (WCAG AA passes).

Color values

HEX	#3B4EAB
RGB	rgb(59, 78, 171)
HSL	hsl(230, 49%, 45%)
HSV	hsv(230, 65%, 67%)
CMYK	cmyk(65.5%, 54.4%, 0%, 32.9%)
CIE-LAB	lab(36.59, 23.29, -52.20)
CIE-LCH	lch(36.59, 57.16, 294.04°)
OKLab	oklab(46.22% 0.0019 -0.1499)
OKLCH	oklch(46.22% 0.15 270.7)
XYZ	xyz(11.8762, 9.3178, 39.6928)
Luminance	0.0932 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B4EAB #AB983B

analogous

#3B86AB #3B4EAB #603BAB

triadic

#3B4EAB #AB3B4E #4EAB3B

tetradic

#3B4EAB #AB3B86 #AB983B #3BAB60

square

#3B4EAB #AB3B86 #AB983B #3BAB60

split-complementary

#3B4EAB #AB603B #86AB3B

monochromatic

#1C2450 #2B397D #3B4EAB #5C6EC7 #8A97D7

Accessibility & contrast

On white

7.33

#3B4EAB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.86

#3B4EAB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B4EAB

7.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B4EAB	#FFFFFF	#000000	##FFFFFF
##3B4EAB	1.00	7.33	2.86	7.33
#FFFFFF	7.33	1.00	21.00	1.00
#000000	2.86	21.00	1.00	21.00
##FFFFFF	7.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B5BAE

Deuteranopia (green-blind)

#0051A9

Tritanopia (blue-blind)

#006475

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #3b4eab;
/* rgb */ color: rgb(59, 78, 171);
/* oklch */ color: oklch(46.2% 0.150 270.7);

Tailwind

colors: {
  custom: {
    50: '#7d7fc5',
    500: '#3b4eab',
    950: '#000000',
  },
}

SCSS

$custom: #3b4eab;
$custom-light: #7d7fc5;
$custom-dark: #000000;

JSON

{
  "hex": "#3b4eab",
  "rgb": {
    "r": 59,
    "g": 78,
    "b": 171
  },
  "hsl": {
    "h": 229.821,
    "s": 48.696,
    "l": 45.098
  },
  "oklch": {
    "l": 0.46219,
    "c": 0.14995,
    "h": 270.7
  },
  "luminance": 0.09319
}

Semantic roles & 50–950 ramp

primary

#3B4EAB

secondary

#C1B681

accent

#C150D8

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #3B4EAB

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

Preview Lab → · Contrast checker → · Palette generator →