#3776D7#3776D7

#3776D7 is a mid, vivid blue. Relative luminance 0.187; OKLCH L 57.6% C 0.163 H 258.9°. Best body text is #000000 at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#3776D7
RGB	rgb(55, 118, 215)
HSL	hsl(216, 67%, 53%)
HSV	hsv(216, 74%, 84%)
CMYK	cmyk(74.4%, 45.1%, 0%, 15.7%)
CIE-LAB	lab(50.30, 13.16, -55.64)
CIE-LCH	lch(50.30, 57.17, 283.31°)
OKLab	oklab(57.56% -0.0312 -0.1595)
OKLCH	oklch(57.56% 0.163 258.9)
XYZ	xyz(20.3153, 18.6731, 66.8104)
Luminance	0.1867 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3776D7 #D79837

analogous

#37C6D7 #3776D7 #4837D7

triadic

#3776D7 #D73776 #76D737

tetradic

#3776D7 #D737C6 #D79837 #37D748

square

#3776D7 #D737C6 #D79837 #37D748

split-complementary

#3776D7 #D74837 #C6D737

monochromatic

#193F7B #235AAE #3776D7 #6A99E1 #9DBCEB

Accessibility & contrast

On white

4.44

#3776D7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.74

#3776D7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3776D7

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3776D7	#FFFFFF	#000000	##000000
##3776D7	1.00	4.44	4.74	4.74
#FFFFFF	4.44	1.00	21.00	21.00
#000000	4.74	21.00	1.00	1.00
##000000	4.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4480DB

Deuteranopia (green-blind)

#2171D5

Tritanopia (blue-blind)

#008D9C

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #3776d7;
/* rgb */ color: rgb(55, 118, 215);
/* oklch */ color: oklch(57.6% 0.163 258.9);

Tailwind

colors: {
  custom: {
    50: '#839ce4',
    500: '#3776d7',
    950: '#000000',
  },
}

SCSS

$custom: #3776d7;
$custom-light: #839ce4;
$custom-dark: #000000;

JSON

{
  "hex": "#3776d7",
  "rgb": {
    "r": 55,
    "g": 118,
    "b": 215
  },
  "hsl": {
    "h": 216.375,
    "s": 66.667,
    "l": 52.941
  },
  "oklch": {
    "l": 0.57558,
    "c": 0.1625,
    "h": 258.9
  },
  "luminance": 0.18675
}

Semantic roles & 50–950 ramp

primary

#3776D7

secondary

#D7BC92

accent

#A63EEA

background

#F8F9FE

surface

#F0F2FC

border

#CBCCD5

text

#0C0E16

muted

#7D7E84

Preview Lab

Preview with #3776D7

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

Preview Lab → · Contrast checker → · Palette generator →