#3765C3#3765C3

#3765C3 is a mid, vivid blue. Relative luminance 0.141; OKLCH L 52.6% C 0.156 H 262.7°. Best body text is #FFFFFF at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#3765C3
RGB	rgb(55, 101, 195)
HSL	hsl(220, 56%, 49%)
HSV	hsv(220, 72%, 76%)
CMYK	cmyk(71.8%, 48.2%, 0%, 23.5%)
CIE-LAB	lab(44.32, 16.53, -53.81)
CIE-LCH	lch(44.32, 56.29, 287.08°)
OKLab	oklab(52.55% -0.0199 -0.1544)
OKLCH	oklch(52.55% 0.156 262.7)
XYZ	xyz(16.0760, 14.0580, 53.4854)
Luminance	0.1406 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3765C3 #C39537

analogous

#37ABC3 #3765C3 #4F37C3

triadic

#3765C3 #C33765 #65C337

tetradic

#3765C3 #C337AB #C39537 #37C34F

square

#3765C3 #C337AB #C39537 #37C34F

split-complementary

#3765C3 #C34F37 #ABC337

monochromatic

#1C3464 #2A4C93 #3765C3 #6489D3 #94ADE1

Accessibility & contrast

On white

5.51

#3765C3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#3765C3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3765C3

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3765C3	#FFFFFF	#000000	##FFFFFF
##3765C3	1.00	5.51	3.81	5.51
#FFFFFF	5.51	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3170C6

Deuteranopia (green-blind)

#0563C1

Tritanopia (blue-blind)

#007B8A

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #3765c3;
/* rgb */ color: rgb(55, 101, 195);
/* oklch */ color: oklch(52.6% 0.156 262.7);

Tailwind

colors: {
  custom: {
    50: '#7f90d6',
    500: '#3765c3',
    950: '#000000',
  },
}

SCSS

$custom: #3765c3;
$custom-light: #7f90d6;
$custom-dark: #000000;

JSON

{
  "hex": "#3765c3",
  "rgb": {
    "r": 55,
    "g": 101,
    "b": 195
  },
  "hsl": {
    "h": 220.286,
    "s": 56,
    "l": 49.02
  },
  "oklch": {
    "l": 0.52554,
    "c": 0.15568,
    "h": 262.7
  },
  "luminance": 0.1406
}

Semantic roles & 50–950 ramp

primary

#3765C3

secondary

#CCB68A

accent

#AE49DF

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #3765C3

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

Preview Lab → · Contrast checker → · Palette generator →