#3769D0#3769D0

#3769D0 is a mid, vivid blue. Relative luminance 0.155; OKLCH L 54.3% C 0.168 H 262.7°. Best body text is #FFFFFF at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#3769D0
RGB	rgb(55, 105, 208)
HSL	hsl(220, 62%, 52%)
HSV	hsv(220, 74%, 82%)
CMYK	cmyk(73.6%, 49.5%, 0%, 18.4%)
CIE-LAB	lab(46.27, 18.78, -58.14)
CIE-LCH	lch(46.27, 61.10, 287.90°)
OKLab	oklab(54.32% -0.0215 -0.1671)
OKLCH	oklch(54.32% 0.168 262.7)
XYZ	xyz(18.0082, 15.4675, 61.6987)
Luminance	0.1547 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3769D0 #D09E37

analogous

#37B6D0 #3769D0 #5237D0

triadic

#3769D0 #D03769 #69D037

tetradic

#3769D0 #D037B6 #D09E37 #37D052

square

#3769D0 #D037B6 #D09E37 #37D052

split-complementary

#3769D0 #D05237 #B6D037

monochromatic

#1B3772 #264FA3 #3769D0 #698EDC #9AB3E7

Accessibility & contrast

On white

5.13

#3769D0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.09

#3769D0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3769D0

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3769D0	#FFFFFF	#000000	##FFFFFF
##3769D0	1.00	5.13	4.09	5.13
#FFFFFF	5.13	1.00	21.00	1.00
#000000	4.09	21.00	1.00	21.00
##FFFFFF	5.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C75D4

Deuteranopia (green-blind)

#0067CE

Tritanopia (blue-blind)

#008292

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #3769d0;
/* rgb */ color: rgb(55, 105, 208);
/* oklch */ color: oklch(54.3% 0.168 262.7);

Tailwind

colors: {
  custom: {
    50: '#8293df',
    500: '#3769d0',
    950: '#000000',
  },
}

SCSS

$custom: #3769d0;
$custom-light: #8293df;
$custom-dark: #000000;

JSON

{
  "hex": "#3769d0",
  "rgb": {
    "r": 55,
    "g": 105,
    "b": 208
  },
  "hsl": {
    "h": 220.392,
    "s": 61.943,
    "l": 51.569
  },
  "oklch": {
    "l": 0.54319,
    "c": 0.16847,
    "h": 262.7
  },
  "luminance": 0.15469
}

Semantic roles & 50–950 ramp

primary

#3769D0

secondary

#D3BD90

accent

#B043E5

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0D15

muted

#7D7D83

Preview Lab

Preview with #3769D0

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

Preview Lab → · Contrast checker → · Palette generator →