#3754C1#3754C1

#3754C1 is a mid, vivid blue. Relative luminance 0.110; OKLCH L 48.9% C 0.174 H 268.0°. Best body text is #FFFFFF at 6.56:1 contrast (WCAG AA passes).

Color values

HEX	#3754C1
RGB	rgb(55, 84, 193)
HSL	hsl(227, 56%, 49%)
HSV	hsv(227, 72%, 76%)
CMYK	cmyk(71.5%, 56.5%, 0%, 24.3%)
CIE-LAB	lab(39.58, 26.77, -60.31)
CIE-LCH	lch(39.58, 65.98, 293.94°)
OKLab	oklab(48.92% -0.006 -0.1738)
OKLCH	oklch(48.92% 0.174 268)
XYZ	xyz(14.3682, 11.0016, 51.8080)
Luminance	0.1100 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3754C1 #C1A437

analogous

#3799C1 #3754C1 #5F37C1

triadic

#3754C1 #C13754 #54C137

tetradic

#3754C1 #C13799 #C1A437 #37C15F

square

#3754C1 #C13799 #C1A437 #37C15F

split-complementary

#3754C1 #C15F37 #99C137

monochromatic

#1C2B62 #293F91 #3754C1 #637AD2 #92A3E0

Accessibility & contrast

On white

6.56

#3754C1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#3754C1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3754C1

6.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3754C1	#FFFFFF	#000000	##FFFFFF
##3754C1	1.00	6.56	3.20	6.56
#FFFFFF	6.56	1.00	21.00	1.00
#000000	3.20	21.00	1.00	21.00
##FFFFFF	6.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064C5

Deuteranopia (green-blind)

#0057BF

Tritanopia (blue-blind)

#006F82

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #3754c1;
/* rgb */ color: rgb(55, 84, 193);
/* oklch */ color: oklch(48.9% 0.174 268.0);

Tailwind

colors: {
  custom: {
    50: '#8083d5',
    500: '#3754c1',
    950: '#000000',
  },
}

SCSS

$custom: #3754c1;
$custom-light: #8083d5;
$custom-dark: #000000;

JSON

{
  "hex": "#3754c1",
  "rgb": {
    "r": 55,
    "g": 84,
    "b": 193
  },
  "hsl": {
    "h": 227.391,
    "s": 55.645,
    "l": 48.627
  },
  "oklch": {
    "l": 0.48922,
    "c": 0.17389,
    "h": 268
  },
  "luminance": 0.11003
}

Semantic roles & 50–950 ramp

primary

#3754C1

secondary

#CBBD89

accent

#BF49DF

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #3754C1

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

Preview Lab → · Contrast checker → · Palette generator →