#3763AA#3763AA

#3763AA is a mid, vivid blue. Relative luminance 0.126; OKLCH L 50.4% C 0.123 H 259.5°. Best body text is #FFFFFF at 5.95:1 contrast (WCAG AA passes).

Color values

HEX	#3763AA
RGB	rgb(55, 99, 170)
HSL	hsl(217, 51%, 44%)
HSV	hsv(217, 68%, 67%)
CMYK	cmyk(67.6%, 41.8%, 0%, 33.3%)
CIE-LAB	lab(42.21, 8.61, -42.59)
CIE-LCH	lch(42.21, 43.45, 281.43°)
OKLab	oklab(50.44% -0.0224 -0.1214)
OKLCH	oklch(50.44% 0.124 259.5)
XYZ	xyz(13.2905, 12.6369, 39.7612)
Luminance	0.1264 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3763AA #AA7E37

analogous

#379DAA #3763AA #4437AA

triadic

#3763AA #AA3763 #63AA37

tetradic

#3763AA #AA379D #AA7E37 #37AA44

square

#3763AA #AA379D #AA7E37 #37AA44

split-complementary

#3763AA #AA4437 #9DAA37

monochromatic

#192D4E #28487C #3763AA #5682C8 #84A4D7

Accessibility & contrast

On white

5.95

#3763AA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#3763AA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3763AA

5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3763AA	#FFFFFF	#000000	##FFFFFF
##3763AA	1.00	5.95	3.53	5.95
#FFFFFF	5.95	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4269AD

Deuteranopia (green-blind)

#305FA9

Tritanopia (blue-blind)

#00737E

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #3763aa;
/* rgb */ color: rgb(55, 99, 170);
/* oklch */ color: oklch(50.4% 0.123 259.5);

Tailwind

colors: {
  custom: {
    50: '#7a8ec4',
    500: '#3763aa',
    950: '#000000',
  },
}

SCSS

$custom: #3763aa;
$custom-light: #7a8ec4;
$custom-dark: #000000;

JSON

{
  "hex": "#3763aa",
  "rgb": {
    "r": 55,
    "g": 99,
    "b": 170
  },
  "hsl": {
    "h": 217.043,
    "s": 51.111,
    "l": 44.118
  },
  "oklch": {
    "l": 0.50438,
    "c": 0.1235,
    "h": 259.5
  },
  "luminance": 0.12638
}

Semantic roles & 50–950 ramp

primary

#3763AA

secondary

#C1A77C

accent

#A44DDB

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C12

muted

#7C7D81

Preview Lab

Preview with #3763AA

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

Preview Lab → · Contrast checker → · Palette generator →