#3B50CC#3B50CC

#3B50CC is a mid, vivid blue. Relative luminance 0.110; OKLCH L 49.3% C 0.192 H 270.3°. Best body text is #FFFFFF at 6.55:1 contrast (WCAG AA passes).

Color values

HEX	#3B50CC
RGB	rgb(59, 80, 204)
HSL	hsl(231, 59%, 52%)
HSV	hsv(231, 71%, 80%)
CMYK	cmyk(71.1%, 60.8%, 0%, 20%)
CIE-LAB	lab(39.62, 33.81, -66.62)
CIE-LCH	lch(39.62, 74.71, 296.91°)
OKLab	oklab(49.27% 0.001 -0.1923)
OKLCH	oklch(49.27% 0.192 270.3)
XYZ	xyz(15.5677, 11.0252, 58.4227)
Luminance	0.1103 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B50CC #CCB73B

analogous

#3B99CC #3B50CC #6F3BCC

triadic

#3B50CC #CC3B50 #50CC3B

tetradic

#3B50CC #CC3B99 #CCB73B #3BCC6F

square

#3B50CC #CC3B99 #CCB73B #3BCC6F

split-complementary

#3B50CC #CC6F3B #99CC3B

monochromatic

#1D2970 #2A3BA0 #3B50CC #6C7BD9 #9CA7E5

Accessibility & contrast

On white

6.55

#3B50CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#3B50CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B50CC

6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B50CC	#FFFFFF	#000000	##FFFFFF
##3B50CC	1.00	6.55	3.21	6.55
#FFFFFF	6.55	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064D0

Deuteranopia (green-blind)

#0057CA

Tritanopia (blue-blind)

#006F86

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #3b50cc;
/* rgb */ color: rgb(59, 80, 204);
/* oklch */ color: oklch(49.3% 0.192 270.3);

Tailwind

colors: {
  custom: {
    50: '#8481dd',
    500: '#3b50cc',
    950: '#000000',
  },
}

SCSS

$custom: #3b50cc;
$custom-light: #8481dd;
$custom-dark: #000000;

JSON

{
  "hex": "#3b50cc",
  "rgb": {
    "r": 59,
    "g": 80,
    "b": 204
  },
  "hsl": {
    "h": 231.31,
    "s": 58.704,
    "l": 51.569
  },
  "oklch": {
    "l": 0.49274,
    "c": 0.19229,
    "h": 270.3
  },
  "luminance": 0.11027
}

Semantic roles & 50–950 ramp

primary

#3B50CC

secondary

#D1C892

accent

#CB46E2

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #3B50CC

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

Preview Lab → · Contrast checker → · Palette generator →