#3373D2#3373D2

#3373D2 is a mid, vivid blue. Relative luminance 0.176; OKLCH L 56.4% C 0.161 H 258.4°. Best body text is #FFFFFF at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#3373D2
RGB	rgb(51, 115, 210)
HSL	hsl(216, 64%, 51%)
HSV	hsv(216, 76%, 82%)
CMYK	cmyk(75.7%, 45.2%, 0%, 17.6%)
CIE-LAB	lab(49.03, 12.70, -54.85)
CIE-LCH	lch(49.03, 56.30, 283.04°)
OKLab	oklab(56.44% -0.0322 -0.1573)
OKLCH	oklch(56.44% 0.161 258.4)
XYZ	xyz(19.1246, 17.6162, 63.3526)
Luminance	0.1762 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3373D2 #D29233

analogous

#33C2D2 #3373D2 #4233D2

triadic

#3373D2 #D23373 #73D233

tetradic

#3373D2 #D233C2 #D29233 #33D242

square

#3373D2 #D233C2 #D29233 #33D242

split-complementary

#3373D2 #D24233 #C2D233

monochromatic

#193D72 #2457A4 #3373D2 #6595DD #97B8E8

Accessibility & contrast

On white

4.64

#3373D2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.52

#3373D2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #3373D2

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3373D2	#FFFFFF	#000000	##FFFFFF
##3373D2	1.00	4.64	4.52	4.64
#FFFFFF	4.64	1.00	21.00	1.00
#000000	4.52	21.00	1.00	21.00
##FFFFFF	4.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#417CD6

Deuteranopia (green-blind)

#1E6ED0

Tritanopia (blue-blind)

#008998

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #3373d2;
/* rgb */ color: rgb(51, 115, 210);
/* oklch */ color: oklch(56.4% 0.161 258.4);

Tailwind

colors: {
  custom: {
    50: '#809ae0',
    500: '#3373d2',
    950: '#000000',
  },
}

SCSS

$custom: #3373d2;
$custom-light: #809ae0;
$custom-dark: #000000;

JSON

{
  "hex": "#3373d2",
  "rgb": {
    "r": 51,
    "g": 115,
    "b": 210
  },
  "hsl": {
    "h": 215.849,
    "s": 63.855,
    "l": 51.176
  },
  "oklch": {
    "l": 0.56439,
    "c": 0.16054,
    "h": 258.4
  },
  "luminance": 0.17618
}

Semantic roles & 50–950 ramp

primary

#3373D2

secondary

#D4B78D

accent

#A441E7

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3373D2

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

Preview Lab → · Contrast checker → · Palette generator →