#3377BA#3377BA

#3377BA is a mid, vivid cyan. Relative luminance 0.174; OKLCH L 55.8% C 0.125 H 250.8°. Best body text is #FFFFFF at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#3377BA
RGB	rgb(51, 119, 186)
HSL	hsl(210, 57%, 46%)
HSV	hsv(210, 73%, 73%)
CMYK	cmyk(72.6%, 36%, 0%, 27.1%)
CIE-LAB	lab(48.81, 1.37, -41.44)
CIE-LCH	lch(48.81, 41.47, 271.89°)
OKLab	oklab(55.83% -0.041 -0.1178)
OKLCH	oklch(55.83% 0.125 250.8)
XYZ	xyz(16.8217, 17.4408, 48.9247)
Luminance	0.1744 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3377BA #BA7633

analogous

#33BABA #3377BA #3333BA

triadic

#3377BA #BA3377 #77BA33

tetradic

#3377BA #BA33BA #BA7633 #33BA33

square

#3377BA #BA33BA #BA7633 #33BA33

split-complementary

#3377BA #BA3333 #BABA33

monochromatic

#193A5A #26588A #3377BA #5996D1 #89B4DF

Accessibility & contrast

On white

4.68

#3377BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.49

#3377BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3377BA

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3377BA	#FFFFFF	#000000	##FFFFFF
##3377BA	1.00	4.68	4.49	4.68
#FFFFFF	4.68	1.00	21.00	1.00
#000000	4.49	21.00	1.00	21.00
##FFFFFF	4.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#587BBD

Deuteranopia (green-blind)

#456EB9

Tritanopia (blue-blind)

#008790

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #3377ba;
/* rgb */ color: rgb(51, 119, 186);
/* oklch */ color: oklch(55.8% 0.125 250.8);

Tailwind

colors: {
  custom: {
    50: '#7c9dcf',
    500: '#3377ba',
    950: '#000000',
  },
}

SCSS

$custom: #3377ba;
$custom-light: #7c9dcf;
$custom-dark: #000000;

JSON

{
  "hex": "#3377ba",
  "rgb": {
    "r": 51,
    "g": 119,
    "b": 186
  },
  "hsl": {
    "h": 209.778,
    "s": 56.962,
    "l": 46.471
  },
  "oklch": {
    "l": 0.55827,
    "c": 0.12479,
    "h": 250.8
  },
  "luminance": 0.17443
}

Semantic roles & 50–950 ramp

primary

#3377BA

secondary

#C9A480

accent

#9348E0

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3377BA

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

Preview Lab → · Contrast checker → · Palette generator →