#3760C9#3760C9

#3760C9 is a mid, vivid blue. Relative luminance 0.134; OKLCH L 51.9% C 0.170 H 264.9°. Best body text is #FFFFFF at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#3760C9
RGB	rgb(55, 96, 201)
HSL	hsl(223, 57%, 50%)
HSV	hsv(223, 73%, 79%)
CMYK	cmyk(72.6%, 52.2%, 0%, 21.2%)
CIE-LAB	lab(43.35, 21.96, -58.84)
CIE-LCH	lch(43.35, 62.80, 290.47°)
OKLab	oklab(51.95% -0.015 -0.1693)
OKLCH	oklch(51.95% 0.17 264.9)
XYZ	xyz(16.2973, 13.3933, 56.9733)
Luminance	0.1340 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3760C9 #C9A037

analogous

#37A9C9 #3760C9 #5737C9

triadic

#3760C9 #C93760 #60C937

tetradic

#3760C9 #C937A9 #C9A037 #37C957

square

#3760C9 #C937A9 #C9A037 #37C957

split-complementary

#3760C9 #C95737 #A9C937

monochromatic

#1C3269 #294999 #3760C9 #6786D6 #97ADE3

Accessibility & contrast

On white

5.71

#3760C9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#3760C9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3760C9

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3760C9	#FFFFFF	#000000	##FFFFFF
##3760C9	1.00	5.71	3.68	5.71
#FFFFFF	5.71	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#186DCD

Deuteranopia (green-blind)

#0060C7

Tritanopia (blue-blind)

#00798B

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #3760c9;
/* rgb */ color: rgb(55, 96, 201);
/* oklch */ color: oklch(51.9% 0.170 264.9);

Tailwind

colors: {
  custom: {
    50: '#818cda',
    500: '#3760c9',
    950: '#000000',
  },
}

SCSS

$custom: #3760c9;
$custom-light: #818cda;
$custom-dark: #000000;

JSON

{
  "hex": "#3760c9",
  "rgb": {
    "r": 55,
    "g": 96,
    "b": 201
  },
  "hsl": {
    "h": 223.151,
    "s": 57.48,
    "l": 50.196
  },
  "oklch": {
    "l": 0.51947,
    "c": 0.16994,
    "h": 264.9
  },
  "luminance": 0.13395
}

Semantic roles & 50–950 ramp

primary

#3760C9

secondary

#CFBC8D

accent

#B647E1

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3760C9

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

Preview Lab → · Contrast checker → · Palette generator →