#3B4FA2#3B4FA2

#3B4FA2 is a mid, vivid blue. Relative luminance 0.091; OKLCH L 45.8% C 0.136 H 270.1°. Best body text is #FFFFFF at 7.43:1 contrast (WCAG AA passes).

Color values

HEX	#3B4FA2
RGB	rgb(59, 79, 162)
HSL	hsl(228, 47%, 43%)
HSV	hsv(228, 64%, 64%)
CMYK	cmyk(63.6%, 51.2%, 0%, 36.5%)
CIE-LAB	lab(36.23, 19.40, -47.41)
CIE-LCH	lch(36.23, 51.22, 292.25°)
OKLab	oklab(45.75% 0.0002 -0.1358)
OKLCH	oklch(45.75% 0.136 270.1)
XYZ	xyz(11.1190, 9.1294, 35.3516)
Luminance	0.0913 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B4FA2 #A28E3B

analogous

#3B82A2 #3B4FA2 #5B3BA2

triadic

#3B4FA2 #A23B4F #4FA23B

tetradic

#3B4FA2 #A23B82 #A28E3B #3BA25B

square

#3B4FA2 #A23B82 #A28E3B #3BA25B

split-complementary

#3B4FA2 #A25B3B #82A23B

monochromatic

#1A2348 #2B3975 #3B4FA2 #586DC2 #8594D3

Accessibility & contrast

On white

7.43

#3B4FA2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#3B4FA2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B4FA2

7.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B4FA2	#FFFFFF	#000000	##FFFFFF
##3B4FA2	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)

#215AA5

Deuteranopia (green-blind)

#0351A0

Tritanopia (blue-blind)

#006271

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #3b4fa2;
/* rgb */ color: rgb(59, 79, 162);
/* oklch */ color: oklch(45.8% 0.136 270.1);

Tailwind

colors: {
  custom: {
    50: '#7b80be',
    500: '#3b4fa2',
    950: '#000000',
  },
}

SCSS

$custom: #3b4fa2;
$custom-light: #7b80be;
$custom-dark: #000000;

JSON

{
  "hex": "#3b4fa2",
  "rgb": {
    "r": 59,
    "g": 79,
    "b": 162
  },
  "hsl": {
    "h": 228.35,
    "s": 46.606,
    "l": 43.333
  },
  "oklch": {
    "l": 0.4575,
    "c": 0.13582,
    "h": 270.1
  },
  "luminance": 0.0913
}

Semantic roles & 50–950 ramp

primary

#3B4FA2

secondary

#BDB07C

accent

#BC52D6

background

#F7F7FB

surface

#EEEEF7

border

#C9C9D0

text

#0A0A12

muted

#7C7C81

Preview Lab

Preview with #3B4FA2

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

Preview Lab → · Contrast checker → · Palette generator →