#3768AB#3768AB

#3768AB is a mid, moderate cyan. Relative luminance 0.137; OKLCH L 51.6% C 0.119 H 256.8°. Best body text is #FFFFFF at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#3768AB
RGB	rgb(55, 104, 171)
HSL	hsl(215, 51%, 44%)
HSV	hsv(215, 68%, 67%)
CMYK	cmyk(67.8%, 39.2%, 0%, 32.9%)
CIE-LAB	lab(43.73, 5.81, -40.76)
CIE-LCH	lch(43.73, 41.17, 278.11°)
OKLab	oklab(51.64% -0.0273 -0.116)
OKLCH	oklch(51.64% 0.119 256.8)
XYZ	xyz(13.8739, 13.6517, 40.4241)
Luminance	0.1365 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3768AB #AB7A37

analogous

#37A2AB #3768AB #4037AB

triadic

#3768AB #AB3768 #68AB37

tetradic

#3768AB #AB37A2 #AB7A37 #37AB40

square

#3768AB #AB37A2 #AB7A37 #37AB40

split-complementary

#3768AB #AB4037 #A2AB37

monochromatic

#19304E #284C7D #3768AB #5687C9 #85A8D8

Accessibility & contrast

On white

5.63

#3768AB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#3768AB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3768AB

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3768AB	#FFFFFF	#000000	##FFFFFF
##3768AB	1.00	5.63	3.73	5.63
#FFFFFF	5.63	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A6DAE

Deuteranopia (green-blind)

#3962AA

Tritanopia (blue-blind)

#007781

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #3768ab;
/* rgb */ color: rgb(55, 104, 171);
/* oklch */ color: oklch(51.6% 0.119 256.8);

Tailwind

colors: {
  custom: {
    50: '#7b92c4',
    500: '#3768ab',
    950: '#000000',
  },
}

SCSS

$custom: #3768ab;
$custom-light: #7b92c4;
$custom-dark: #000000;

JSON

{
  "hex": "#3768ab",
  "rgb": {
    "r": 55,
    "g": 104,
    "b": 171
  },
  "hsl": {
    "h": 214.655,
    "s": 51.327,
    "l": 44.314
  },
  "oklch": {
    "l": 0.51635,
    "c": 0.11918,
    "h": 256.8
  },
  "luminance": 0.13653
}

Semantic roles & 50–950 ramp

primary

#3768AB

secondary

#C1A47C

accent

#9F4DDB

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0D13

muted

#7C7D82

Preview Lab

Preview with #3768AB

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

Preview Lab → · Contrast checker → · Palette generator →