#3374DE#3374DE

#3374DE is a mid, vivid blue. Relative luminance 0.185; OKLCH L 57.5% C 0.175 H 259.8°. Best body text is #000000 at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#3374DE
RGB	rgb(51, 116, 222)
HSL	hsl(217, 72%, 54%)
HSV	hsv(217, 77%, 87%)
CMYK	cmyk(77%, 47.7%, 0%, 12.9%)
CIE-LAB	lab(50.06, 16.54, -60.00)
CIE-LCH	lch(50.06, 62.23, 285.41°)
OKLab	oklab(57.47% -0.031 -0.1724)
OKLCH	oklch(57.47% 0.175 259.8)
XYZ	xyz(20.7907, 18.4661, 71.5616)
Luminance	0.1847 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3374DE #DE9D33

analogous

#33C9DE #3374DE #4733DE

triadic

#3374DE #DE3374 #74DE33

tetradic

#3374DE #DE33C9 #DE9D33 #33DE47

square

#3374DE #DE33C9 #DE9D33 #33DE47

split-complementary

#3374DE #DE4733 #C9DE33

monochromatic

#153E82 #1D58B6 #3374DE #6898E7 #9CBCEF

Accessibility & contrast

On white

4.47

#3374DE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.69

#3374DE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3374DE

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3374DE	#FFFFFF	#000000	##000000
##3374DE	1.00	4.47	4.69	4.69
#FFFFFF	4.47	1.00	21.00	21.00
#000000	4.69	21.00	1.00	1.00
##000000	4.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#387FE2

Deuteranopia (green-blind)

#0070DC

Tritanopia (blue-blind)

#008D9E

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #3374de;
/* rgb */ color: rgb(51, 116, 222);
/* oklch */ color: oklch(57.5% 0.175 259.8);

Tailwind

colors: {
  custom: {
    50: '#839be9',
    500: '#3374de',
    950: '#000000',
  },
}

SCSS

$custom: #3374de;
$custom-light: #839be9;
$custom-dark: #000000;

JSON

{
  "hex": "#3374de",
  "rgb": {
    "r": 51,
    "g": 116,
    "b": 222
  },
  "hsl": {
    "h": 217.193,
    "s": 72.152,
    "l": 53.529
  },
  "oklch": {
    "l": 0.57473,
    "c": 0.17517,
    "h": 259.8
  },
  "luminance": 0.18469
}

Semantic roles & 50–950 ramp

primary

#3374DE

secondary

#DBBF92

accent

#AA39EF

background

#F8F9FE

surface

#F0F2FD

border

#CBCCD5

text

#0C0E16

muted

#7D7E84

Preview Lab

Preview with #3374DE

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

Preview Lab → · Contrast checker → · Palette generator →