#3B4DAA#3B4DAA

#3B4DAA is a mid, vivid blue. Relative luminance 0.091; OKLCH L 45.9% C 0.150 H 271.1°. Best body text is #FFFFFF at 7.43:1 contrast (WCAG AA passes).

Color values

HEX	#3B4DAA
RGB	rgb(59, 77, 170)
HSL	hsl(230, 48%, 45%)
HSV	hsv(230, 65%, 67%)
CMYK	cmyk(65.3%, 54.7%, 0%, 33.3%)
CIE-LAB	lab(36.25, 23.59, -52.15)
CIE-LCH	lch(36.25, 57.24, 294.33°)
OKLab	oklab(45.94% 0.0028 -0.1498)
OKLCH	oklch(45.94% 0.15 271.1)
XYZ	xyz(11.7108, 9.1388, 39.1692)
Luminance	0.0914 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B4DAA #AA983B

analogous

#3B85AA #3B4DAA #603BAA

triadic

#3B4DAA #AA3B4D #4DAA3B

tetradic

#3B4DAA #AA3B85 #AA983B #3BAA60

square

#3B4DAA #AA3B85 #AA983B #3BAA60

split-complementary

#3B4DAA #AA603B #85AA3B

monochromatic

#1B244F #2B387D #3B4DAA #5C6DC6 #8996D6

Accessibility & contrast

On white

7.43

#3B4DAA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#3B4DAA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B4DAA

7.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B4DAA	#FFFFFF	#000000	##FFFFFF
##3B4DAA	1.00	7.43	2.83	7.43
#FFFFFF	7.43	1.00	21.00	1.00
#000000	2.83	21.00	1.00	21.00
##FFFFFF	7.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#085AAD

Deuteranopia (green-blind)

#0050A8

Tritanopia (blue-blind)

#006374

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #3b4daa;
/* rgb */ color: rgb(59, 77, 170);
/* oklch */ color: oklch(45.9% 0.150 271.1);

Tailwind

colors: {
  custom: {
    50: '#7d7ec4',
    500: '#3b4daa',
    950: '#000000',
  },
}

SCSS

$custom: #3b4daa;
$custom-light: #7d7ec4;
$custom-dark: #000000;

JSON

{
  "hex": "#3b4daa",
  "rgb": {
    "r": 59,
    "g": 77,
    "b": 170
  },
  "hsl": {
    "h": 230.27,
    "s": 48.472,
    "l": 44.902
  },
  "oklch": {
    "l": 0.45942,
    "c": 0.14985,
    "h": 271.1
  },
  "luminance": 0.0914
}

Semantic roles & 50–950 ramp

primary

#3B4DAA

secondary

#C0B680

accent

#C250D8

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #3B4DAA

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

Preview Lab → · Contrast checker → · Palette generator →