#3377DE#3377DE

#3377DE is a mid, vivid blue. Relative luminance 0.192; OKLCH L 58.1% C 0.172 H 258.8°. Best body text is #000000 at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#3377DE
RGB	rgb(51, 119, 222)
HSL	hsl(216, 72%, 54%)
HSV	hsv(216, 77%, 87%)
CMYK	cmyk(77%, 46.4%, 0%, 12.9%)
CIE-LAB	lab(50.88, 14.66, -58.67)
CIE-LCH	lch(50.88, 60.47, 284.03°)
OKLab	oklab(58.11% -0.0334 -0.1684)
OKLCH	oklch(58.11% 0.172 258.8)
XYZ	xyz(21.1421, 19.1689, 71.6788)
Luminance	0.1917 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3377DE #DE9A33

analogous

#33CDDE #3377DE #4433DE

triadic

#3377DE #DE3377 #77DE33

tetradic

#3377DE #DE33CD #DE9A33 #33DE44

square

#3377DE #DE33CD #DE9A33 #33DE44

split-complementary

#3377DE #DE4433 #CDDE33

monochromatic

#154082 #1D5AB6 #3377DE #689AE7 #9CBDEF

Accessibility & contrast

On white

4.34

#3377DE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.83

#3377DE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3377DE

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3377DE	#FFFFFF	#000000	##000000
##3377DE	1.00	4.34	4.83	4.83
#FFFFFF	4.34	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)

#3F81E2

Deuteranopia (green-blind)

#0E72DC

Tritanopia (blue-blind)

#0090A0

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #3377de;
/* rgb */ color: rgb(51, 119, 222);
/* oklch */ color: oklch(58.1% 0.172 258.8);

Tailwind

colors: {
  custom: {
    50: '#839de9',
    500: '#3377de',
    950: '#000000',
  },
}

SCSS

$custom: #3377de;
$custom-light: #839de9;
$custom-dark: #000000;

JSON

{
  "hex": "#3377de",
  "rgb": {
    "r": 51,
    "g": 119,
    "b": 222
  },
  "hsl": {
    "h": 216.14,
    "s": 72.152,
    "l": 53.529
  },
  "oklch": {
    "l": 0.58109,
    "c": 0.17169,
    "h": 258.8
  },
  "luminance": 0.19171
}

Semantic roles & 50–950 ramp

primary

#3377DE

secondary

#DBBE92

accent

#A739EF

background

#F8F9FE

surface

#F0F2FD

border

#CBCCD5

text

#0C0E16

muted

#7D7E84

Preview Lab

Preview with #3377DE

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

Preview Lab → · Contrast checker → · Palette generator →