#3764DA#3764DA

#3764DA is a mid, vivid blue. Relative luminance 0.150; OKLCH L 54.0% C 0.188 H 264.9°. Best body text is #FFFFFF at 5.25:1 contrast (WCAG AA passes).

Color values

HEX	#3764DA
RGB	rgb(55, 100, 218)
HSL	hsl(223, 69%, 54%)
HSV	hsv(223, 75%, 85%)
CMYK	cmyk(74.8%, 54.1%, 0%, 14.5%)
CIE-LAB	lab(45.62, 25.65, -64.90)
CIE-LCH	lch(45.62, 69.79, 291.57°)
OKLab	oklab(54.04% -0.0166 -0.1871)
OKLCH	oklch(54.04% 0.188 264.9)
XYZ	xyz(18.7831, 14.9864, 68.2188)
Luminance	0.1499 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3764DA #DAAD37

analogous

#37B5DA #3764DA #5B37DA

triadic

#3764DA #DA3764 #64DA37

tetradic

#3764DA #DA37B5 #DAAD37 #37DA5B

square

#3764DA #DA37B5 #DAAD37 #37DA5B

split-complementary

#3764DA #DA5B37 #B5DA37

monochromatic

#18347F #2149B3 #3764DA #6B8CE4 #9EB4ED

Accessibility & contrast

On white

5.25

#3764DA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.00

#3764DA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3764DA

5.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3764DA	#FFFFFF	#000000	##FFFFFF
##3764DA	1.00	5.25	4.00	5.25
#FFFFFF	5.25	1.00	21.00	1.00
#000000	4.00	21.00	1.00	21.00
##FFFFFF	5.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0074DE

Deuteranopia (green-blind)

#0065D8

Tritanopia (blue-blind)

#008195

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #3764da;
/* rgb */ color: rgb(55, 100, 218);
/* oklch */ color: oklch(54.0% 0.188 264.9);

Tailwind

colors: {
  custom: {
    50: '#848fe6',
    500: '#3764da',
    950: '#000000',
  },
}

SCSS

$custom: #3764da;
$custom-light: #848fe6;
$custom-dark: #000000;

JSON

{
  "hex": "#3764da",
  "rgb": {
    "r": 55,
    "g": 100,
    "b": 218
  },
  "hsl": {
    "h": 223.436,
    "s": 68.776,
    "l": 53.529
  },
  "oklch": {
    "l": 0.54042,
    "c": 0.1878,
    "h": 264.9
  },
  "luminance": 0.14989
}

Semantic roles & 50–950 ramp

primary

#3764DA

secondary

#D9C693

accent

#BB3CEC

background

#F8F8FE

surface

#F0F0FC

border

#CBCBD5

text

#0D0C16

muted

#7D7D84

Preview Lab

Preview with #3764DA

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

Preview Lab → · Contrast checker → · Palette generator →