#3776E0#3776E0

#3776E0 is a mid, vivid blue. Relative luminance 0.192; OKLCH L 58.2% C 0.174 H 260.2°. Best body text is #000000 at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#3776E0
RGB	rgb(55, 118, 224)
HSL	hsl(218, 73%, 55%)
HSV	hsv(218, 75%, 88%)
CMYK	cmyk(75.4%, 47.3%, 0%, 12.2%)
CIE-LAB	lab(50.86, 16.48, -59.82)
CIE-LCH	lch(50.86, 62.05, 285.40°)
OKLab	oklab(58.17% -0.0297 -0.1718)
OKLCH	oklch(58.17% 0.174 260.2)
XYZ	xyz(21.5037, 19.1485, 73.0693)
Luminance	0.1915 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3776E0 #E0A137

analogous

#37CBE0 #3776E0 #4D37E0

triadic

#3776E0 #E03776 #76E037

tetradic

#3776E0 #E037CB #E0A137 #37E04D

square

#3776E0 #E037CB #E0A137 #37E04D

split-complementary

#3776E0 #E04D37 #CBE037

monochromatic

#154088 #1D59BD #3776E0 #6C9AE8 #A1BFF0

Accessibility & contrast

On white

4.35

#3776E0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.83

#3776E0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3776E0

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3776E0	#FFFFFF	#000000	##000000
##3776E0	1.00	4.35	4.83	4.83
#FFFFFF	4.35	1.00	21.00	21.00
#000000	4.83	21.00	1.00	1.00
##000000	4.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B81E4

Deuteranopia (green-blind)

#0072DE

Tritanopia (blue-blind)

#008FA0

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #3776e0;
/* rgb */ color: rgb(55, 118, 224);
/* oklch */ color: oklch(58.2% 0.174 260.2);

Tailwind

colors: {
  custom: {
    50: '#859cea',
    500: '#3776e0',
    950: '#000000',
  },
}

SCSS

$custom: #3776e0;
$custom-light: #859cea;
$custom-dark: #000000;

JSON

{
  "hex": "#3776e0",
  "rgb": {
    "r": 55,
    "g": 118,
    "b": 224
  },
  "hsl": {
    "h": 217.633,
    "s": 73.16,
    "l": 54.706
  },
  "oklch": {
    "l": 0.58167,
    "c": 0.17435,
    "h": 260.2
  },
  "luminance": 0.19151
}

Semantic roles & 50–950 ramp

primary

#3776E0

secondary

#DDC296

accent

#AB38F0

background

#F8F9FE

surface

#F0F2FD

border

#CBCCD5

text

#0D0E16

muted

#7D7E84

Preview Lab

Preview with #3776E0

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

Preview Lab → · Contrast checker → · Palette generator →