#3B6BC5#3B6BC5

#3B6BC5 is a mid, vivid blue. Relative luminance 0.155; OKLCH L 54.1% C 0.150 H 261.7°. Best body text is #FFFFFF at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#3B6BC5
RGB	rgb(59, 107, 197)
HSL	hsl(219, 54%, 50%)
HSV	hsv(219, 70%, 77%)
CMYK	cmyk(70.1%, 45.7%, 0%, 22.7%)
CIE-LAB	lab(46.28, 14.02, -51.81)
CIE-LCH	lch(46.28, 53.67, 285.15°)
OKLab	oklab(54.15% -0.0218 -0.1483)
OKLCH	oklch(54.15% 0.15 261.7)
XYZ	xyz(17.1358, 15.4746, 54.8963)
Luminance	0.1548 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B6BC5 #C5953B

analogous

#3BB0C5 #3B6BC5 #503BC5

triadic

#3B6BC5 #C53B6B #6BC53B

tetradic

#3B6BC5 #C53BB0 #C5953B #3BC550

square

#3B6BC5 #C53BB0 #C5953B #3BC550

split-complementary

#3B6BC5 #C5503B #B0C53B

monochromatic

#1F3867 #2C5196 #3B6BC5 #6A8FD3 #99B2E1

Accessibility & contrast

On white

5.13

#3B6BC5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.10

#3B6BC5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B6BC5

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B6BC5	#FFFFFF	#000000	##FFFFFF
##3B6BC5	1.00	5.13	4.10	5.13
#FFFFFF	5.13	1.00	21.00	1.00
#000000	4.10	21.00	1.00	21.00
##FFFFFF	5.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D74C8

Deuteranopia (green-blind)

#2168C3

Tritanopia (blue-blind)

#00808E

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #3b6bc5;
/* rgb */ color: rgb(59, 107, 197);
/* oklch */ color: oklch(54.1% 0.150 261.7);

Tailwind

colors: {
  custom: {
    50: '#8194d7',
    500: '#3b6bc5',
    950: '#000000',
  },
}

SCSS

$custom: #3b6bc5;
$custom-light: #8194d7;
$custom-dark: #000000;

JSON

{
  "hex": "#3b6bc5",
  "rgb": {
    "r": 59,
    "g": 107,
    "b": 197
  },
  "hsl": {
    "h": 219.13,
    "s": 54.331,
    "l": 50.196
  },
  "oklch": {
    "l": 0.54145,
    "c": 0.14993,
    "h": 261.7
  },
  "luminance": 0.15476
}

Semantic roles & 50–950 ramp

primary

#3B6BC5

secondary

#CDB78F

accent

#AA4ADE

background

#F8F9FD

surface

#F0F1FA

border

#CBCBD3

text

#0C0D14

muted

#7D7E83

Preview Lab

Preview with #3B6BC5

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

Preview Lab → · Contrast checker → · Palette generator →