#3B5BC0#3B5BC0

#3B5BC0 is a mid, vivid blue. Relative luminance 0.122; OKLCH L 50.4% C 0.163 H 267.1°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#3B5BC0
RGB	rgb(59, 91, 192)
HSL	hsl(226, 53%, 49%)
HSV	hsv(226, 69%, 75%)
CMYK	cmyk(69.3%, 52.6%, 0%, 24.7%)
CIE-LAB	lab(41.56, 22.44, -56.51)
CIE-LCH	lch(41.56, 60.81, 291.66°)
OKLab	oklab(50.44% -0.0082 -0.1624)
OKLCH	oklch(50.44% 0.163 267.1)
XYZ	xyz(15.0558, 12.2162, 51.4235)
Luminance	0.1222 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B5BC0 #C0A03B

analogous

#3B9EC0 #3B5BC0 #5E3BC0

triadic

#3B5BC0 #C03B5B #5BC03B

tetradic

#3B5BC0 #C03B9E #C0A03B #3BC05E

square

#3B5BC0 #C03B9E #C0A03B #3BC05E

split-complementary

#3B5BC0 #C05E3B #9EC03B

monochromatic

#1E2F62 #2D4591 #3B5BC0 #6881D1 #97A8DF

Accessibility & contrast

On white

6.10

#3B5BC0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#3B5BC0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B5BC0

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B5BC0	#FFFFFF	#000000	##FFFFFF
##3B5BC0	1.00	6.10	3.44	6.10
#FFFFFF	6.10	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1768C4

Deuteranopia (green-blind)

#005CBE

Tritanopia (blue-blind)

#007385

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #3b5bc0;
/* rgb */ color: rgb(59, 91, 192);
/* oklch */ color: oklch(50.4% 0.163 267.1);

Tailwind

colors: {
  custom: {
    50: '#8188d4',
    500: '#3b5bc0',
    950: '#000000',
  },
}

SCSS

$custom: #3b5bc0;
$custom-light: #8188d4;
$custom-dark: #000000;

JSON

{
  "hex": "#3b5bc0",
  "rgb": {
    "r": 59,
    "g": 91,
    "b": 192
  },
  "hsl": {
    "h": 225.564,
    "s": 52.988,
    "l": 49.216
  },
  "oklch": {
    "l": 0.50439,
    "c": 0.16266,
    "h": 267.1
  },
  "luminance": 0.12218
}

Semantic roles & 50–950 ramp

primary

#3B5BC0

secondary

#CABB8C

accent

#BA4BDC

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #3B5BC0

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

Preview Lab → · Contrast checker → · Palette generator →