#3B5FAC#3B5FAC

#3B5FAC is a mid, vivid blue. Relative luminance 0.121; OKLCH L 49.9% C 0.130 H 263.5°. Best body text is #FFFFFF at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#3B5FAC
RGB	rgb(59, 95, 172)
HSL	hsl(221, 49%, 45%)
HSV	hsv(221, 66%, 67%)
CMYK	cmyk(65.7%, 44.8%, 0%, 32.5%)
CIE-LAB	lab(41.36, 12.59, -45.12)
CIE-LCH	lch(41.36, 46.84, 285.60°)
OKLab	oklab(49.87% -0.0146 -0.1289)
OKLCH	oklch(49.87% 0.13 263.5)
XYZ	xyz(13.3396, 12.0915, 40.6526)
Luminance	0.1209 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B5FAC #AC883B

analogous

#3B97AC #3B5FAC #4F3BAC

triadic

#3B5FAC #AC3B5F #5FAC3B

tetradic

#3B5FAC #AC3B97 #AC883B #3BAC4F

square

#3B5FAC #AC3B97 #AC883B #3BAC4F

split-complementary

#3B5FAC #AC4F3B #97AC3B

monochromatic

#1C2D51 #2B467E #3B5FAC #5D7FC7 #8AA3D7

Accessibility & contrast

On white

6.14

#3B5FAC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#3B5FAC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B5FAC

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B5FAC	#FFFFFF	#000000	##FFFFFF
##3B5FAC	1.00	6.14	3.42	6.14
#FFFFFF	6.14	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A67AF

Deuteranopia (green-blind)

#275DAA

Tritanopia (blue-blind)

#00717D

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #3b5fac;
/* rgb */ color: rgb(59, 95, 172);
/* oklch */ color: oklch(49.9% 0.130 263.5);

Tailwind

colors: {
  custom: {
    50: '#7d8bc5',
    500: '#3b5fac',
    950: '#000000',
  },
}

SCSS

$custom: #3b5fac;
$custom-light: #7d8bc5;
$custom-dark: #000000;

JSON

{
  "hex": "#3b5fac",
  "rgb": {
    "r": 59,
    "g": 95,
    "b": 172
  },
  "hsl": {
    "h": 220.885,
    "s": 48.918,
    "l": 45.294
  },
  "oklch": {
    "l": 0.49871,
    "c": 0.12968,
    "h": 263.5
  },
  "luminance": 0.12093
}

Semantic roles & 50–950 ramp

primary

#3B5FAC

secondary

#C1AD81

accent

#AD4FD8

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0C13

muted

#7C7D82

Preview Lab

Preview with #3B5FAC

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

Preview Lab → · Contrast checker → · Palette generator →