#3769C3#3769C3

#3769C3 is a mid, vivid blue. Relative luminance 0.149; OKLCH L 53.4% C 0.151 H 261.1°. Best body text is #FFFFFF at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#3769C3
RGB	rgb(55, 105, 195)
HSL	hsl(219, 56%, 49%)
HSV	hsv(219, 72%, 76%)
CMYK	cmyk(71.8%, 46.2%, 0%, 23.5%)
CIE-LAB	lab(45.43, 13.98, -52.02)
CIE-LCH	lch(45.43, 53.86, 285.04°)
OKLab	oklab(53.41% -0.0234 -0.1491)
OKLCH	oklch(53.41% 0.151 261.1)
XYZ	xyz(16.4739, 14.8537, 53.6180)
Luminance	0.1486 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3769C3 #C39137

analogous

#37AFC3 #3769C3 #4B37C3

triadic

#3769C3 #C33769 #69C337

tetradic

#3769C3 #C337AF #C39137 #37C34B

square

#3769C3 #C337AF #C39137 #37C34B

split-complementary

#3769C3 #C34B37 #AFC337

monochromatic

#1C3664 #2A4F93 #3769C3 #648CD3 #94AFE1

Accessibility & contrast

On white

5.29

#3769C3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.97

#3769C3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3769C3

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3769C3	#FFFFFF	#000000	##FFFFFF
##3769C3	1.00	5.29	3.97	5.29
#FFFFFF	5.29	1.00	21.00	1.00
#000000	3.97	21.00	1.00	21.00
##FFFFFF	5.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A72C6

Deuteranopia (green-blind)

#1B66C1

Tritanopia (blue-blind)

#007E8C

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #3769c3;
/* rgb */ color: rgb(55, 105, 195);
/* oklch */ color: oklch(53.4% 0.151 261.1);

Tailwind

colors: {
  custom: {
    50: '#7f93d6',
    500: '#3769c3',
    950: '#000000',
  },
}

SCSS

$custom: #3769c3;
$custom-light: #7f93d6;
$custom-dark: #000000;

JSON

{
  "hex": "#3769c3",
  "rgb": {
    "r": 55,
    "g": 105,
    "b": 195
  },
  "hsl": {
    "h": 218.571,
    "s": 56,
    "l": 49.02
  },
  "oklch": {
    "l": 0.53412,
    "c": 0.15088,
    "h": 261.1
  },
  "luminance": 0.14856
}

Semantic roles & 50–950 ramp

primary

#3769C3

secondary

#CCB48A

accent

#A949DF

background

#F8F9FD

surface

#F0F1FA

border

#CBCBD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #3769C3

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

Preview Lab → · Contrast checker → · Palette generator →