#3769C5#3769C5

#3769C5 is a mid, vivid blue. Relative luminance 0.149; OKLCH L 53.5% C 0.154 H 261.4°. Best body text is #FFFFFF at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#3769C5
RGB	rgb(55, 105, 197)
HSL	hsl(219, 56%, 49%)
HSV	hsv(219, 72%, 77%)
CMYK	cmyk(72.1%, 46.7%, 0%, 22.7%)
CIE-LAB	lab(45.56, 14.72, -52.97)
CIE-LCH	lch(45.56, 54.98, 285.53°)
OKLab	oklab(53.55% -0.0231 -0.1519)
OKLCH	oklch(53.55% 0.154 261.4)
XYZ	xyz(16.7016, 14.9448, 54.8169)
Luminance	0.1495 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3769C5 #C59337

analogous

#37B0C5 #3769C5 #4C37C5

triadic

#3769C5 #C53769 #69C537

tetradic

#3769C5 #C537B0 #C59337 #37C54C

square

#3769C5 #C537B0 #C59337 #37C54C

split-complementary

#3769C5 #C54C37 #B0C537

monochromatic

#1C3665 #2A5095 #3769C5 #658CD4 #95B0E1

Accessibility & contrast

On white

5.26

#3769C5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.99

#3769C5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3769C5

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3769C5	#FFFFFF	#000000	##FFFFFF
##3769C5	1.00	5.26	3.99	5.26
#FFFFFF	5.26	1.00	21.00	1.00
#000000	3.99	21.00	1.00	21.00
##FFFFFF	5.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3873C8

Deuteranopia (green-blind)

#1766C3

Tritanopia (blue-blind)

#007F8D

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #3769c5;
/* rgb */ color: rgb(55, 105, 197);
/* oklch */ color: oklch(53.5% 0.154 261.4);

Tailwind

colors: {
  custom: {
    50: '#8093d7',
    500: '#3769c5',
    950: '#000000',
  },
}

SCSS

$custom: #3769c5;
$custom-light: #8093d7;
$custom-dark: #000000;

JSON

{
  "hex": "#3769c5",
  "rgb": {
    "r": 55,
    "g": 105,
    "b": 197
  },
  "hsl": {
    "h": 218.873,
    "s": 56.349,
    "l": 49.412
  },
  "oklch": {
    "l": 0.53548,
    "c": 0.1536,
    "h": 261.4
  },
  "luminance": 0.14947
}

Semantic roles & 50–950 ramp

primary

#3769C5

secondary

#CDB68B

accent

#AA48E0

background

#F8F9FD

surface

#F0F1FA

border

#CBCBD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #3769C5

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

Preview Lab → · Contrast checker → · Palette generator →