#3772C5#3772C5

#3772C5 is a mid, vivid blue. Relative luminance 0.169; OKLCH L 55.5% C 0.143 H 257.4°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#3772C5
RGB	rgb(55, 114, 197)
HSL	hsl(215, 56%, 49%)
HSV	hsv(215, 72%, 77%)
CMYK	cmyk(72.1%, 42.1%, 0%, 22.7%)
CIE-LAB	lab(48.10, 9.04, -48.89)
CIE-LCH	lch(48.10, 49.72, 280.48°)
OKLab	oklab(55.51% -0.0311 -0.1397)
OKLCH	oklch(55.51% 0.143 257.4)
XYZ	xyz(17.6672, 16.8761, 55.1388)
Luminance	0.1688 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3772C5 #C58A37

analogous

#37B9C5 #3772C5 #4337C5

triadic

#3772C5 #C53772 #72C537

tetradic

#3772C5 #C537B9 #C58A37 #37C543

square

#3772C5 #C537B9 #C58A37 #37C543

split-complementary

#3772C5 #C54337 #B9C537

monochromatic

#1C3B65 #2A5695 #3772C5 #6593D4 #95B5E1

Accessibility & contrast

On white

4.80

#3772C5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.38

#3772C5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3772C5

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3772C5	#FFFFFF	#000000	##FFFFFF
##3772C5	1.00	4.80	4.38	4.80
#FFFFFF	4.80	1.00	21.00	1.00
#000000	4.38	21.00	1.00	21.00
##FFFFFF	4.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A79C8

Deuteranopia (green-blind)

#326CC3

Tritanopia (blue-blind)

#008592

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3772c5;
/* rgb */ color: rgb(55, 114, 197);
/* oklch */ color: oklch(55.5% 0.143 257.4);

Tailwind

colors: {
  custom: {
    50: '#7f9ad7',
    500: '#3772c5',
    950: '#000000',
  },
}

SCSS

$custom: #3772c5;
$custom-light: #7f9ad7;
$custom-dark: #000000;

JSON

{
  "hex": "#3772c5",
  "rgb": {
    "r": 55,
    "g": 114,
    "b": 197
  },
  "hsl": {
    "h": 215.07,
    "s": 56.349,
    "l": 49.412
  },
  "oklch": {
    "l": 0.55512,
    "c": 0.14314,
    "h": 257.4
  },
  "luminance": 0.16878
}

Semantic roles & 50–950 ramp

primary

#3772C5

secondary

#CDB18B

accent

#A148E0

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #3772C5

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

Preview Lab → · Contrast checker → · Palette generator →