#3768AC#3768AC

#3768AC is a mid, vivid cyan. Relative luminance 0.137; OKLCH L 51.7% C 0.121 H 257.0°. Best body text is #FFFFFF at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#3768AC
RGB	rgb(55, 104, 172)
HSL	hsl(215, 52%, 45%)
HSV	hsv(215, 68%, 67%)
CMYK	cmyk(68%, 39.5%, 0%, 32.5%)
CIE-LAB	lab(43.78, 6.17, -41.26)
CIE-LCH	lch(43.78, 41.72, 278.51°)
OKLab	oklab(51.7% -0.027 -0.1175)
OKLCH	oklch(51.7% 0.121 257)
XYZ	xyz(13.9696, 13.6900, 40.9280)
Luminance	0.1369 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3768AC #AC7B37

analogous

#37A3AC #3768AC #4137AC

triadic

#3768AC #AC3768 #68AC37

tetradic

#3768AC #AC37A3 #AC7B37 #37AC41

square

#3768AC #AC37A3 #AC7B37 #37AC41

split-complementary

#3768AC #AC4137 #A3AC37

monochromatic

#19304F #284C7E #3768AC #5787C9 #85A8D8

Accessibility & contrast

On white

5.62

#3768AC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.74

#3768AC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3768AC

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3768AC	#FFFFFF	#000000	##FFFFFF
##3768AC	1.00	5.62	3.74	5.62
#FFFFFF	5.62	1.00	21.00	1.00
#000000	3.74	21.00	1.00	21.00
##FFFFFF	5.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#496DAF

Deuteranopia (green-blind)

#3862AB

Tritanopia (blue-blind)

#007881

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #3768ac;
/* rgb */ color: rgb(55, 104, 172);
/* oklch */ color: oklch(51.7% 0.121 257.0);

Tailwind

colors: {
  custom: {
    50: '#7b92c5',
    500: '#3768ac',
    950: '#000000',
  },
}

SCSS

$custom: #3768ac;
$custom-light: #7b92c5;
$custom-dark: #000000;

JSON

{
  "hex": "#3768ac",
  "rgb": {
    "r": 55,
    "g": 104,
    "b": 172
  },
  "hsl": {
    "h": 214.872,
    "s": 51.542,
    "l": 44.51
  },
  "oklch": {
    "l": 0.51697,
    "c": 0.12055,
    "h": 257
  },
  "luminance": 0.13691
}

Semantic roles & 50–950 ramp

primary

#3768AC

secondary

#C2A57D

accent

#9F4DDB

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0D13

muted

#7C7D82

Preview Lab

Preview with #3768AC

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

Preview Lab → · Contrast checker → · Palette generator →