#3764AF#3764AF

#3764AF is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.0% C 0.129 H 260.0°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#3764AF
RGB	rgb(55, 100, 175)
HSL	hsl(218, 52%, 45%)
HSV	hsv(218, 69%, 69%)
CMYK	cmyk(68.6%, 42.9%, 0%, 31.4%)
CIE-LAB	lab(42.79, 9.80, -44.60)
CIE-LCH	lch(42.79, 45.67, 282.40°)
OKLab	oklab(50.98% -0.0224 -0.1273)
OKLCH	oklch(50.98% 0.129 260)
XYZ	xyz(13.8678, 13.0203, 42.3315)
Luminance	0.1302 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3764AF #AF8237

analogous

#37A0AF #3764AF #4637AF

triadic

#3764AF #AF3764 #64AF37

tetradic

#3764AF #AF37A0 #AF8237 #37AF46

square

#3764AF #AF37A0 #AF8237 #37AF46

split-complementary

#3764AF #AF4637 #A0AF37

monochromatic

#1A2F52 #284980 #3764AF #5983CB #87A6D9

Accessibility & contrast

On white

5.83

#3764AF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#3764AF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3764AF

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3764AF	#FFFFFF	#000000	##FFFFFF
##3764AF	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#416BB2

Deuteranopia (green-blind)

#2D60AD

Tritanopia (blue-blind)

#007581

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #3764af;
/* rgb */ color: rgb(55, 100, 175);
/* oklch */ color: oklch(51.0% 0.129 260.0);

Tailwind

colors: {
  custom: {
    50: '#7b8fc7',
    500: '#3764af',
    950: '#000000',
  },
}

SCSS

$custom: #3764af;
$custom-light: #7b8fc7;
$custom-dark: #000000;

JSON

{
  "hex": "#3764af",
  "rgb": {
    "r": 55,
    "g": 100,
    "b": 175
  },
  "hsl": {
    "h": 217.5,
    "s": 52.174,
    "l": 45.098
  },
  "oklch": {
    "l": 0.50984,
    "c": 0.12929,
    "h": 260
  },
  "luminance": 0.13022
}

Semantic roles & 50–950 ramp

primary

#3764AF

secondary

#C3A97F

accent

#A64CDC

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #3764AF

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

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