#3769CE#3769CE

#3769CE is a mid, vivid blue. Relative luminance 0.154; OKLCH L 54.2% C 0.166 H 262.5°. Best body text is #FFFFFF at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#3769CE
RGB	rgb(55, 105, 206)
HSL	hsl(220, 61%, 51%)
HSV	hsv(220, 73%, 81%)
CMYK	cmyk(73.3%, 49%, 0%, 19.2%)
CIE-LAB	lab(46.14, 18.04, -57.21)
CIE-LCH	lch(46.14, 59.99, 287.50°)
OKLab	oklab(54.18% -0.0217 -0.1643)
OKLCH	oklch(54.18% 0.166 262.5)
XYZ	xyz(17.7637, 15.3697, 60.4110)
Luminance	0.1537 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3769CE #CE9C37

analogous

#37B5CE #3769CE #5037CE

triadic

#3769CE #CE3769 #69CE37

tetradic

#3769CE #CE37B5 #CE9C37 #37CE50

square

#3769CE #CE37B5 #CE9C37 #37CE50

split-complementary

#3769CE #CE5037 #B5CE37

monochromatic

#1B376F #274FA0 #3769CE #688EDA #99B3E6

Accessibility & contrast

On white

5.15

#3769CE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.07

#3769CE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3769CE

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3769CE	#FFFFFF	#000000	##FFFFFF
##3769CE	1.00	5.15	4.07	5.15
#FFFFFF	5.15	1.00	21.00	1.00
#000000	4.07	21.00	1.00	21.00
##FFFFFF	5.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F75D2

Deuteranopia (green-blind)

#0067CC

Tritanopia (blue-blind)

#008192

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #3769ce;
/* rgb */ color: rgb(55, 105, 206);
/* oklch */ color: oklch(54.2% 0.166 262.5);

Tailwind

colors: {
  custom: {
    50: '#8193de',
    500: '#3769ce',
    950: '#000000',
  },
}

SCSS

$custom: #3769ce;
$custom-light: #8193de;
$custom-dark: #000000;

JSON

{
  "hex": "#3769ce",
  "rgb": {
    "r": 55,
    "g": 105,
    "b": 206
  },
  "hsl": {
    "h": 220.132,
    "s": 60.643,
    "l": 51.176
  },
  "oklch": {
    "l": 0.54176,
    "c": 0.16577,
    "h": 262.5
  },
  "luminance": 0.15372
}

Semantic roles & 50–950 ramp

primary

#3769CE

secondary

#D2BC8F

accent

#AF44E4

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0D15

muted

#7D7D83

Preview Lab

Preview with #3769CE

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

Preview Lab → · Contrast checker → · Palette generator →