#3776B3#3776B3

#3776B3 is a mid, moderate cyan. Relative luminance 0.170; OKLCH L 55.3% C 0.115 H 250.1°. Best body text is #FFFFFF at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#3776B3
RGB	rgb(55, 118, 179)
HSL	hsl(210, 53%, 46%)
HSV	hsv(210, 69%, 70%)
CMYK	cmyk(69.3%, 34.1%, 0%, 29.8%)
CIE-LAB	lab(48.29, 0.05, -38.21)
CIE-LCH	lch(48.29, 38.21, 270.07°)
OKLab	oklab(55.34% -0.0393 -0.1084)
OKLCH	oklch(55.34% 0.115 250.1)
XYZ	xyz(16.1876, 17.0221, 45.0716)
Luminance	0.1702 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3776B3 #B37437

analogous

#37B3B2 #3776B3 #3738B3

triadic

#3776B3 #B33776 #76B337

tetradic

#3776B3 #B237B3 #B37437 #38B337

square

#3776B3 #B237B3 #B37437 #38B337

split-complementary

#3776B3 #B33738 #B3B237

monochromatic

#1A3855 #295784 #3776B3 #5B95CD #8AB3DB

Accessibility & contrast

On white

4.77

#3776B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#3776B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3776B3

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3776B3	#FFFFFF	#000000	##FFFFFF
##3776B3	1.00	4.77	4.40	4.77
#FFFFFF	4.77	1.00	21.00	1.00
#000000	4.40	21.00	1.00	21.00
##FFFFFF	4.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B79B6

Deuteranopia (green-blind)

#496DB2

Tritanopia (blue-blind)

#00848C

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3776b3;
/* rgb */ color: rgb(55, 118, 179);
/* oklch */ color: oklch(55.3% 0.115 250.1);

Tailwind

colors: {
  custom: {
    50: '#7c9dca',
    500: '#3776b3',
    950: '#000000',
  },
}

SCSS

$custom: #3776b3;
$custom-light: #7c9dca;
$custom-dark: #000000;

JSON

{
  "hex": "#3776b3",
  "rgb": {
    "r": 55,
    "g": 118,
    "b": 179
  },
  "hsl": {
    "h": 209.516,
    "s": 52.991,
    "l": 45.882
  },
  "oklch": {
    "l": 0.55337,
    "c": 0.1153,
    "h": 250.1
  },
  "luminance": 0.17024
}

Semantic roles & 50–950 ramp

primary

#3776B3

secondary

#C5A281

accent

#934BDC

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3776B3

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

Preview Lab → · Contrast checker → · Palette generator →