#3B50CF#3B50CF

#3B50CF is a mid, vivid blue. Relative luminance 0.112; OKLCH L 49.5% C 0.196 H 270.3°. Best body text is #FFFFFF at 6.49:1 contrast (WCAG AA passes).

Color values

HEX	#3B50CF
RGB	rgb(59, 80, 207)
HSL	hsl(231, 61%, 52%)
HSV	hsv(231, 71%, 81%)
CMYK	cmyk(71.5%, 61.4%, 0%, 18.8%)
CIE-LAB	lab(39.87, 34.88, -67.95)
CIE-LCH	lch(39.87, 76.38, 297.17°)
OKLab	oklab(49.53% 0.0009 -0.1962)
OKLCH	oklch(49.53% 0.196 270.3)
XYZ	xyz(15.9309, 11.1705, 60.3359)
Luminance	0.1117 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B50CF #CFBA3B

analogous

#3B9ACF #3B50CF #703BCF

triadic

#3B50CF #CF3B50 #50CF3B

tetradic

#3B50CF #CF3B9A #CFBA3B #3BCF70

square

#3B50CF #CF3B9A #CFBA3B #3BCF70

split-complementary

#3B50CF #CF703B #9ACF3B

monochromatic

#1C2973 #283AA5 #3B50CF #6C7CDB #9DA8E7

Accessibility & contrast

On white

6.49

#3B50CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#3B50CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B50CF

6.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B50CF	#FFFFFF	#000000	##FFFFFF
##3B50CF	1.00	6.49	3.23	6.49
#FFFFFF	6.49	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065D3

Deuteranopia (green-blind)

#0057CD

Tritanopia (blue-blind)

#007088

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #3b50cf;
/* rgb */ color: rgb(59, 80, 207);
/* oklch */ color: oklch(49.5% 0.196 270.3);

Tailwind

colors: {
  custom: {
    50: '#8581df',
    500: '#3b50cf',
    950: '#000000',
  },
}

SCSS

$custom: #3b50cf;
$custom-light: #8581df;
$custom-dark: #000000;

JSON

{
  "hex": "#3b50cf",
  "rgb": {
    "r": 59,
    "g": 80,
    "b": 207
  },
  "hsl": {
    "h": 231.486,
    "s": 60.656,
    "l": 52.157
  },
  "oklch": {
    "l": 0.49529,
    "c": 0.19621,
    "h": 270.3
  },
  "luminance": 0.11172
}

Semantic roles & 50–950 ramp

primary

#3B50CF

secondary

#D3CA93

accent

#CD44E4

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #3B50CF

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

Preview Lab → · Contrast checker → · Palette generator →