#3760CC#3760CC

#3760CC is a mid, vivid blue. Relative luminance 0.135; OKLCH L 52.2% C 0.174 H 265.2°. Best body text is #FFFFFF at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#3760CC
RGB	rgb(55, 96, 204)
HSL	hsl(223, 59%, 51%)
HSV	hsv(223, 73%, 80%)
CMYK	cmyk(73%, 52.9%, 0%, 20%)
CIE-LAB	lab(43.56, 23.06, -60.23)
CIE-LCH	lch(43.56, 64.49, 290.95°)
OKLab	oklab(52.17% -0.0147 -0.1734)
OKLCH	oklch(52.17% 0.174 265.2)
XYZ	xyz(16.6537, 13.5358, 58.8500)
Luminance	0.1354 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3760CC #CCA337

analogous

#37AACC #3760CC #5837CC

triadic

#3760CC #CC3760 #60CC37

tetradic

#3760CC #CC37AA #CCA337 #37CC58

square

#3760CC #CC37AA #CCA337 #37CC58

split-complementary

#3760CC #CC5837 #AACC37

monochromatic

#1C326D #28489E #3760CC #6887D8 #99AEE5

Accessibility & contrast

On white

5.66

#3760CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.71

#3760CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3760CC

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3760CC	#FFFFFF	#000000	##FFFFFF
##3760CC	1.00	5.66	3.71	5.66
#FFFFFF	5.66	1.00	21.00	1.00
#000000	3.71	21.00	1.00	21.00
##FFFFFF	5.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#106ED0

Deuteranopia (green-blind)

#0060CA

Tritanopia (blue-blind)

#007A8D

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #3760cc;
/* rgb */ color: rgb(55, 96, 204);
/* oklch */ color: oklch(52.2% 0.174 265.2);

Tailwind

colors: {
  custom: {
    50: '#818cdc',
    500: '#3760cc',
    950: '#000000',
  },
}

SCSS

$custom: #3760cc;
$custom-light: #818cdc;
$custom-dark: #000000;

JSON

{
  "hex": "#3760cc",
  "rgb": {
    "r": 55,
    "g": 96,
    "b": 204
  },
  "hsl": {
    "h": 223.49,
    "s": 59.363,
    "l": 50.784
  },
  "oklch": {
    "l": 0.52172,
    "c": 0.17399,
    "h": 265.2
  },
  "luminance": 0.13538
}

Semantic roles & 50–950 ramp

primary

#3760CC

secondary

#D0BE8E

accent

#B745E3

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3760CC

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

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