#3772BD#3772BD

#3772BD is a mid, vivid cyan. Relative luminance 0.165; OKLCH L 55.0% C 0.132 H 255.6°. Best body text is #FFFFFF at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#3772BD
RGB	rgb(55, 114, 189)
HSL	hsl(214, 55%, 48%)
HSV	hsv(214, 71%, 74%)
CMYK	cmyk(70.9%, 39.7%, 0%, 25.9%)
CIE-LAB	lab(47.65, 6.12, -45.01)
CIE-LCH	lch(47.65, 45.43, 277.74°)
OKLab	oklab(55.01% -0.0329 -0.1283)
OKLCH	oklch(55.01% 0.132 255.6)
XYZ	xyz(16.7748, 16.5192, 50.4387)
Luminance	0.1652 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3772BD #BD8237

analogous

#37B5BD #3772BD #3F37BD

triadic

#3772BD #BD3772 #72BD37

tetradic

#3772BD #BD37B5 #BD8237 #37BD3F

square

#3772BD #BD37B5 #BD8237 #37BD3F

split-complementary

#3772BD #BD3F37 #B5BD37

monochromatic

#1B395E #29558E #3772BD #6092D1 #90B2DF

Accessibility & contrast

On white

4.88

#3772BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#3772BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3772BD

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3772BD	#FFFFFF	#000000	##FFFFFF
##3772BD	1.00	4.88	4.30	4.88
#FFFFFF	4.88	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F78C0

Deuteranopia (green-blind)

#3A6BBB

Tritanopia (blue-blind)

#00838E

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3772bd;
/* rgb */ color: rgb(55, 114, 189);
/* oklch */ color: oklch(55.0% 0.132 255.6);

Tailwind

colors: {
  custom: {
    50: '#7e9ad1',
    500: '#3772bd',
    950: '#000000',
  },
}

SCSS

$custom: #3772bd;
$custom-light: #7e9ad1;
$custom-dark: #000000;

JSON

{
  "hex": "#3772bd",
  "rgb": {
    "r": 55,
    "g": 114,
    "b": 189
  },
  "hsl": {
    "h": 213.582,
    "s": 54.918,
    "l": 47.843
  },
  "oklch": {
    "l": 0.55011,
    "c": 0.13247,
    "h": 255.6
  },
  "luminance": 0.16521
}

Semantic roles & 50–950 ramp

primary

#3772BD

secondary

#C9AC86

accent

#9D4ADE

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3772BD

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

Preview Lab → · Contrast checker → · Palette generator →