#3B4FA6#3B4FA6

#3B4FA6 is a mid, vivid blue. Relative luminance 0.093; OKLCH L 46.0% C 0.142 H 270.2°. Best body text is #FFFFFF at 7.36:1 contrast (WCAG AA passes).

Color values

HEX	#3B4FA6
RGB	rgb(59, 79, 166)
HSL	hsl(229, 48%, 44%)
HSV	hsv(229, 64%, 65%)
CMYK	cmyk(64.5%, 52.4%, 0%, 34.9%)
CIE-LAB	lab(36.51, 20.84, -49.36)
CIE-LCH	lch(36.51, 53.57, 292.89°)
OKLab	oklab(46.05% 0.0006 -0.1416)
OKLCH	oklch(46.05% 0.142 270.2)
XYZ	xyz(11.4802, 9.2739, 37.2541)
Luminance	0.0927 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B4FA6 #A6923B

analogous

#3B85A6 #3B4FA6 #5D3BA6

triadic

#3B4FA6 #A63B4F #4FA63B

tetradic

#3B4FA6 #A63B85 #A6923B #3BA65D

square

#3B4FA6 #A63B85 #A6923B #3BA65D

split-complementary

#3B4FA6 #A65D3B #85A63B

monochromatic

#1B244C #2B3A79 #3B4FA6 #5A6EC4 #8795D4

Accessibility & contrast

On white

7.36

#3B4FA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#3B4FA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B4FA6

7.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B4FA6	#FFFFFF	#000000	##FFFFFF
##3B4FA6	1.00	7.36	2.85	7.36
#FFFFFF	7.36	1.00	21.00	1.00
#000000	2.85	21.00	1.00	21.00
##FFFFFF	7.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B5BA9

Deuteranopia (green-blind)

#0051A4

Tritanopia (blue-blind)

#006373

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #3b4fa6;
/* rgb */ color: rgb(59, 79, 166);
/* oklch */ color: oklch(46.0% 0.142 270.2);

Tailwind

colors: {
  custom: {
    50: '#7c80c1',
    500: '#3b4fa6',
    950: '#000000',
  },
}

SCSS

$custom: #3b4fa6;
$custom-light: #7c80c1;
$custom-dark: #000000;

JSON

{
  "hex": "#3b4fa6",
  "rgb": {
    "r": 59,
    "g": 79,
    "b": 166
  },
  "hsl": {
    "h": 228.785,
    "s": 47.556,
    "l": 44.118
  },
  "oklch": {
    "l": 0.46045,
    "c": 0.14156,
    "h": 270.2
  },
  "luminance": 0.09275
}

Semantic roles & 50–950 ramp

primary

#3B4FA6

secondary

#BFB37E

accent

#BE51D7

background

#F8F7FB

surface

#EFEEF7

border

#CAC9D0

text

#0A0A12

muted

#7C7C81

Preview Lab

Preview with #3B4FA6

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

Preview Lab → · Contrast checker → · Palette generator →