#3755C2#3755C2

#3755C2 is a mid, vivid blue. Relative luminance 0.112; OKLCH L 49.2% C 0.174 H 267.8°. Best body text is #FFFFFF at 6.48:1 contrast (WCAG AA passes).

Color values

HEX	#3755C2
RGB	rgb(55, 85, 194)
HSL	hsl(227, 56%, 49%)
HSV	hsv(227, 72%, 76%)
CMYK	cmyk(71.6%, 56.2%, 0%, 23.9%)
CIE-LAB	lab(39.92, 26.49, -60.34)
CIE-LCH	lch(39.92, 65.90, 293.70°)
OKLab	oklab(49.2% -0.0067 -0.1739)
OKLCH	oklch(49.2% 0.174 267.8)
XYZ	xyz(14.5583, 11.2028, 52.4236)
Luminance	0.1120 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3755C2 #C2A437

analogous

#379BC2 #3755C2 #5F37C2

triadic

#3755C2 #C23755 #55C237

tetradic

#3755C2 #C2379B #C2A437 #37C25F

square

#3755C2 #C2379B #C2A437 #37C25F

split-complementary

#3755C2 #C25F37 #9BC237

monochromatic

#1C2B63 #294092 #3755C2 #637BD3 #93A4E0

Accessibility & contrast

On white

6.48

#3755C2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#3755C2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3755C2

6.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3755C2	#FFFFFF	#000000	##FFFFFF
##3755C2	1.00	6.48	3.24	6.48
#FFFFFF	6.48	1.00	21.00	1.00
#000000	3.24	21.00	1.00	21.00
##FFFFFF	6.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065C6

Deuteranopia (green-blind)

#0058C0

Tritanopia (blue-blind)

#007083

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #3755c2;
/* rgb */ color: rgb(55, 85, 194);
/* oklch */ color: oklch(49.2% 0.174 267.8);

Tailwind

colors: {
  custom: {
    50: '#8084d5',
    500: '#3755c2',
    950: '#000000',
  },
}

SCSS

$custom: #3755c2;
$custom-light: #8084d5;
$custom-dark: #000000;

JSON

{
  "hex": "#3755c2",
  "rgb": {
    "r": 55,
    "g": 85,
    "b": 194
  },
  "hsl": {
    "h": 227.05,
    "s": 55.823,
    "l": 48.824
  },
  "oklch": {
    "l": 0.49199,
    "c": 0.17401,
    "h": 267.8
  },
  "luminance": 0.11204
}

Semantic roles & 50–950 ramp

primary

#3755C2

secondary

#CBBD89

accent

#BF49DF

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #3755C2

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

Preview Lab → · Contrast checker → · Palette generator →