#3B5EC5#3B5EC5

#3B5EC5 is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.4% C 0.166 H 266.4°. Best body text is #FFFFFF at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#3B5EC5
RGB	rgb(59, 94, 197)
HSL	hsl(225, 54%, 50%)
HSV	hsv(225, 70%, 77%)
CMYK	cmyk(70.1%, 52.3%, 0%, 22.7%)
CIE-LAB	lab(42.71, 22.33, -57.55)
CIE-LCH	lch(42.71, 61.73, 291.21°)
OKLab	oklab(51.42% -0.0103 -0.1655)
OKLCH	oklch(51.42% 0.166 266.4)
XYZ	xyz(15.8809, 12.9648, 54.4780)
Luminance	0.1297 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B5EC5 #C5A23B

analogous

#3BA3C5 #3B5EC5 #5D3BC5

triadic

#3B5EC5 #C53B5E #5EC53B

tetradic

#3B5EC5 #C53BA3 #C5A23B #3BC55D

square

#3B5EC5 #C53BA3 #C5A23B #3BC55D

split-complementary

#3B5EC5 #C55D3B #A3C53B

monochromatic

#1F3167 #2C4796 #3B5EC5 #6A85D3 #99ACE1

Accessibility & contrast

On white

5.84

#3B5EC5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.59

#3B5EC5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B5EC5

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B5EC5	#FFFFFF	#000000	##FFFFFF
##3B5EC5	1.00	5.84	3.59	5.84
#FFFFFF	5.84	1.00	21.00	1.00
#000000	3.59	21.00	1.00	21.00
##FFFFFF	5.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A6BC9

Deuteranopia (green-blind)

#005FC3

Tritanopia (blue-blind)

#007788

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #3b5ec5;
/* rgb */ color: rgb(59, 94, 197);
/* oklch */ color: oklch(51.4% 0.166 266.4);

Tailwind

colors: {
  custom: {
    50: '#828bd7',
    500: '#3b5ec5',
    950: '#000000',
  },
}

SCSS

$custom: #3b5ec5;
$custom-light: #828bd7;
$custom-dark: #000000;

JSON

{
  "hex": "#3b5ec5",
  "rgb": {
    "r": 59,
    "g": 94,
    "b": 197
  },
  "hsl": {
    "h": 224.783,
    "s": 54.331,
    "l": 50.196
  },
  "oklch": {
    "l": 0.51422,
    "c": 0.16578,
    "h": 266.4
  },
  "luminance": 0.12966
}

Semantic roles & 50–950 ramp

primary

#3B5EC5

secondary

#CDBD8F

accent

#B84ADE

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #3B5EC5

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

Preview Lab → · Contrast checker → · Palette generator →