#3379DE#3379DE

#3379DE is a mid, vivid blue. Relative luminance 0.197; OKLCH L 58.5% C 0.169 H 258.1°. Best body text is #000000 at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#3379DE
RGB	rgb(51, 121, 222)
HSL	hsl(215, 72%, 54%)
HSV	hsv(215, 77%, 87%)
CMYK	cmyk(77%, 45.5%, 0%, 12.9%)
CIE-LAB	lab(51.44, 13.41, -57.77)
CIE-LCH	lch(51.44, 59.31, 283.07°)
OKLab	oklab(58.54% -0.0349 -0.1658)
OKLCH	oklch(58.54% 0.169 258.1)
XYZ	xyz(21.3826, 19.6500, 71.7590)
Luminance	0.1965 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3379DE #DE9833

analogous

#33CEDE #3379DE #4233DE

triadic

#3379DE #DE3379 #79DE33

tetradic

#3379DE #DE33CE #DE9833 #33DE42

square

#3379DE #DE33CE #DE9833 #33DE42

split-complementary

#3379DE #DE4233 #CEDE33

monochromatic

#154182 #1D5CB6 #3379DE #689CE7 #9CBEEF

Accessibility & contrast

On white

4.26

#3379DE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.93

#3379DE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3379DE

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3379DE	#FFFFFF	#000000	##000000
##3379DE	1.00	4.26	4.93	4.93
#FFFFFF	4.26	1.00	21.00	21.00
#000000	4.93	21.00	1.00	1.00
##000000	4.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4383E2

Deuteranopia (green-blind)

#1A73DC

Tritanopia (blue-blind)

#0091A1

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #3379de;
/* rgb */ color: rgb(51, 121, 222);
/* oklch */ color: oklch(58.5% 0.169 258.1);

Tailwind

colors: {
  custom: {
    50: '#839fe9',
    500: '#3379de',
    950: '#000000',
  },
}

SCSS

$custom: #3379de;
$custom-light: #839fe9;
$custom-dark: #000000;

JSON

{
  "hex": "#3379de",
  "rgb": {
    "r": 51,
    "g": 121,
    "b": 222
  },
  "hsl": {
    "h": 215.439,
    "s": 72.152,
    "l": 53.529
  },
  "oklch": {
    "l": 0.58537,
    "c": 0.1694,
    "h": 258.1
  },
  "luminance": 0.19652
}

Semantic roles & 50–950 ramp

primary

#3379DE

secondary

#DBBD92

accent

#A439EF

background

#F8F9FE

surface

#F0F2FD

border

#CBCCD5

text

#0C0E16

muted

#7D7E84

Preview Lab

Preview with #3379DE

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

Preview Lab → · Contrast checker → · Palette generator →