#3379DC#3379DC

#3379DC is a mid, vivid blue. Relative luminance 0.195; OKLCH L 58.4% C 0.167 H 257.8°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#3379DC
RGB	rgb(51, 121, 220)
HSL	hsl(215, 71%, 53%)
HSV	hsv(215, 77%, 86%)
CMYK	cmyk(76.8%, 45%, 0%, 13.7%)
CIE-LAB	lab(51.32, 12.67, -56.84)
CIE-LCH	lch(51.32, 58.24, 282.56°)
OKLab	oklab(58.4% -0.0353 -0.163)
OKLCH	oklch(58.4% 0.167 257.8)
XYZ	xyz(21.1161, 19.5434, 70.3556)
Luminance	0.1955 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3379DC #DC9633

analogous

#33CDDC #3379DC #4133DC

triadic

#3379DC #DC3379 #79DC33

tetradic

#3379DC #DC33CD #DC9633 #33DC41

square

#3379DC #DC33CD #DC9633 #33DC41

split-complementary

#3379DC #DC4133 #CDDC33

monochromatic

#16417F #1F5CB3 #3379DC #679BE5 #9BBEEE

Accessibility & contrast

On white

4.28

#3379DC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.91

#3379DC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3379DC

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3379DC	#FFFFFF	#000000	##000000
##3379DC	1.00	4.28	4.91	4.91
#FFFFFF	4.28	1.00	21.00	21.00
#000000	4.91	21.00	1.00	1.00
##000000	4.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4583E0

Deuteranopia (green-blind)

#1F73DA

Tritanopia (blue-blind)

#0090A0

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #3379dc;
/* rgb */ color: rgb(51, 121, 220);
/* oklch */ color: oklch(58.4% 0.167 257.8);

Tailwind

colors: {
  custom: {
    50: '#829fe7',
    500: '#3379dc',
    950: '#000000',
  },
}

SCSS

$custom: #3379dc;
$custom-light: #829fe7;
$custom-dark: #000000;

JSON

{
  "hex": "#3379dc",
  "rgb": {
    "r": 51,
    "g": 121,
    "b": 220
  },
  "hsl": {
    "h": 215.148,
    "s": 70.711,
    "l": 53.137
  },
  "oklch": {
    "l": 0.58403,
    "c": 0.1668,
    "h": 257.8
  },
  "luminance": 0.19546
}

Semantic roles & 50–950 ramp

primary

#3379DC

secondary

#DABC91

accent

#A33AED

background

#F8F9FE

surface

#F0F2FC

border

#CBCCD5

text

#0C0E16

muted

#7D7E84

Preview Lab

Preview with #3379DC

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

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