#3B50BF#3B50BF

#3B50BF is a mid, vivid blue. Relative luminance 0.104; OKLCH L 48.2% C 0.175 H 270.3°. Best body text is #FFFFFF at 6.81:1 contrast (WCAG AA passes).

Color values

HEX	#3B50BF
RGB	rgb(59, 80, 191)
HSL	hsl(230, 53%, 49%)
HSV	hsv(230, 69%, 75%)
CMYK	cmyk(69.1%, 58.1%, 0%, 25.1%)
CIE-LAB	lab(38.60, 29.18, -60.73)
CIE-LCH	lch(38.60, 67.38, 295.66°)
OKLab	oklab(48.19% 0.001 -0.175)
OKLCH	oklch(48.19% 0.175 270.3)
XYZ	xyz(14.0731, 10.4273, 50.5511)
Luminance	0.1043 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B50BF #BFAA3B

analogous

#3B92BF #3B50BF #683BBF

triadic

#3B50BF #BF3B50 #50BF3B

tetradic

#3B50BF #BF3B92 #BFAA3B #3BBF68

square

#3B50BF #BF3B92 #BFAA3B #3BBF68

split-complementary

#3B50BF #BF683B #92BF3B

monochromatic

#1E2961 #2D3C90 #3B50BF #6778D0 #96A1DF

Accessibility & contrast

On white

6.81

#3B50BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#3B50BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B50BF

6.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B50BF	#FFFFFF	#000000	##FFFFFF
##3B50BF	1.00	6.81	3.09	6.81
#FFFFFF	6.81	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061C3

Deuteranopia (green-blind)

#0055BD

Tritanopia (blue-blind)

#006B7F

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #3b50bf;
/* rgb */ color: rgb(59, 80, 191);
/* oklch */ color: oklch(48.2% 0.175 270.3);

Tailwind

colors: {
  custom: {
    50: '#8180d3',
    500: '#3b50bf',
    950: '#000000',
  },
}

SCSS

$custom: #3b50bf;
$custom-light: #8180d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3b50bf",
  "rgb": {
    "r": 59,
    "g": 80,
    "b": 191
  },
  "hsl": {
    "h": 230.455,
    "s": 52.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.48193,
    "c": 0.175,
    "h": 270.3
  },
  "luminance": 0.10429
}

Semantic roles & 50–950 ramp

primary

#3B50BF

secondary

#CAC08C

accent

#C54CDC

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #3B50BF

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

Preview Lab → · Contrast checker → · Palette generator →