#3B5FC0#3B5FC0

#3B5FC0 is a mid, vivid blue. Relative luminance 0.129; OKLCH L 51.3% C 0.158 H 265.8°. Best body text is #FFFFFF at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#3B5FC0
RGB	rgb(59, 95, 192)
HSL	hsl(224, 53%, 49%)
HSV	hsv(224, 69%, 75%)
CMYK	cmyk(69.3%, 50.5%, 0%, 24.7%)
CIE-LAB	lab(42.64, 19.86, -54.77)
CIE-LCH	lch(42.64, 58.26, 289.94°)
OKLab	oklab(51.26% -0.0117 -0.1572)
OKLCH	oklch(51.26% 0.158 265.8)
XYZ	xyz(15.4069, 12.9184, 51.5405)
Luminance	0.1292 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B5FC0 #C09C3B

analogous

#3BA2C0 #3B5FC0 #593BC0

triadic

#3B5FC0 #C03B5F #5FC03B

tetradic

#3B5FC0 #C03BA2 #C09C3B #3BC059

square

#3B5FC0 #C03BA2 #C09C3B #3BC059

split-complementary

#3B5FC0 #C0593B #A2C03B

monochromatic

#1E3162 #2D4891 #3B5FC0 #6884D1 #97AADF

Accessibility & contrast

On white

5.86

#3B5FC0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#3B5FC0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B5FC0

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B5FC0	#FFFFFF	#000000	##FFFFFF
##3B5FC0	1.00	5.86	3.58	5.86
#FFFFFF	5.86	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#266BC3

Deuteranopia (green-blind)

#005FBE

Tritanopia (blue-blind)

#007686

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #3b5fc0;
/* rgb */ color: rgb(59, 95, 192);
/* oklch */ color: oklch(51.3% 0.158 265.8);

Tailwind

colors: {
  custom: {
    50: '#818bd4',
    500: '#3b5fc0',
    950: '#000000',
  },
}

SCSS

$custom: #3b5fc0;
$custom-light: #818bd4;
$custom-dark: #000000;

JSON

{
  "hex": "#3b5fc0",
  "rgb": {
    "r": 59,
    "g": 95,
    "b": 192
  },
  "hsl": {
    "h": 223.759,
    "s": 52.988,
    "l": 49.216
  },
  "oklch": {
    "l": 0.5126,
    "c": 0.15767,
    "h": 265.8
  },
  "luminance": 0.1292
}

Semantic roles & 50–950 ramp

primary

#3B5FC0

secondary

#CABA8C

accent

#B54BDC

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #3B5FC0

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

Preview Lab → · Contrast checker → · Palette generator →