#3479DA#3479DA

#3479DA is a mid, vivid blue. Relative luminance 0.195; OKLCH L 58.3% C 0.164 H 257.7°. Best body text is #000000 at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#3479DA
RGB	rgb(52, 121, 218)
HSL	hsl(215, 69%, 53%)
HSV	hsv(215, 76%, 85%)
CMYK	cmyk(76.1%, 44.5%, 0%, 14.5%)
CIE-LAB	lab(51.23, 12.04, -55.86)
CIE-LCH	lch(51.23, 57.14, 282.17°)
OKLab	oklab(58.3% -0.035 -0.1601)
OKLCH	oklch(58.3% 0.164 257.7)
XYZ	xyz(20.9038, 19.4643, 68.9714)
Luminance	0.1947 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3479DA #DA9534

analogous

#34CCDA #3479DA #4234DA

triadic

#3479DA #DA3479 #79DA34

tetradic

#3479DA #DA34CC #DA9534 #34DA42

square

#3479DA #DA34CC #DA9534 #34DA42

split-complementary

#3479DA #DA4234 #CCDA34

monochromatic

#17417D #205CB1 #3479DA #689BE3 #9CBDED

Accessibility & contrast

On white

4.29

#3479DA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.89

#3479DA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3479DA

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3479DA	#FFFFFF	#000000	##000000
##3479DA	1.00	4.29	4.89	4.89
#FFFFFF	4.29	1.00	21.00	21.00
#000000	4.89	21.00	1.00	1.00
##000000	4.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4782DE

Deuteranopia (green-blind)

#2473D8

Tritanopia (blue-blind)

#00909F

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #3479da;
/* rgb */ color: rgb(52, 121, 218);
/* oklch */ color: oklch(58.3% 0.164 257.7);

Tailwind

colors: {
  custom: {
    50: '#829fe6',
    500: '#3479da',
    950: '#000000',
  },
}

SCSS

$custom: #3479da;
$custom-light: #829fe6;
$custom-dark: #000000;

JSON

{
  "hex": "#3479da",
  "rgb": {
    "r": 52,
    "g": 121,
    "b": 218
  },
  "hsl": {
    "h": 215.06,
    "s": 69.167,
    "l": 52.941
  },
  "oklch": {
    "l": 0.58303,
    "c": 0.1639,
    "h": 257.7
  },
  "luminance": 0.19467
}

Semantic roles & 50–950 ramp

primary

#3479DA

secondary

#D9BB91

accent

#A33CEC

background

#F8F9FE

surface

#F0F2FC

border

#CBCCD5

text

#0C0E16

muted

#7D7E84

Preview Lab

Preview with #3479DA

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

Preview Lab → · Contrast checker → · Palette generator →