#34579F#34579F

#34579F is a mid, vivid blue. Relative luminance 0.101; OKLCH L 46.9% C 0.124 H 263.0°. Best body text is #FFFFFF at 6.98:1 contrast (WCAG AA passes).

Color values

HEX	#34579F
RGB	rgb(52, 87, 159)
HSL	hsl(220, 51%, 41%)
HSV	hsv(220, 67%, 62%)
CMYK	cmyk(67.3%, 45.3%, 0%, 37.6%)
CIE-LAB	lab(37.93, 11.80, -42.90)
CIE-LCH	lch(37.93, 44.50, 285.38°)
OKLab	oklab(46.88% -0.0151 -0.1226)
OKLCH	oklch(46.88% 0.124 263)
XYZ	xyz(11.0802, 10.0486, 34.1498)
Luminance	0.1005 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#34579F #9F7C34

analogous

#348D9F #34579F #47349F

triadic

#34579F #9F3457 #579F34

tetradic

#34579F #9F348D #9F7C34 #349F47

square

#34579F #9F348D #9F7C34 #349F47

split-complementary

#34579F #9F4734 #8D9F34

monochromatic

#162543 #253E71 #34579F #4C73C4 #7A97D3

Accessibility & contrast

On white

6.98

#34579F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#34579F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #34579F

6.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##34579F	#FFFFFF	#000000	##FFFFFF
##34579F	1.00	6.98	3.01	6.98
#FFFFFF	6.98	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#345FA2

Deuteranopia (green-blind)

#22559E

Tritanopia (blue-blind)

#006873

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #34579f;
/* rgb */ color: rgb(52, 87, 159);
/* oklch */ color: oklch(46.9% 0.124 263.0);

Tailwind

colors: {
  custom: {
    50: '#7785bc',
    500: '#34579f',
    950: '#000000',
  },
}

SCSS

$custom: #34579f;
$custom-light: #7785bc;
$custom-dark: #000000;

JSON

{
  "hex": "#34579f",
  "rgb": {
    "r": 52,
    "g": 87,
    "b": 159
  },
  "hsl": {
    "h": 220.374,
    "s": 50.711,
    "l": 41.373
  },
  "oklch": {
    "l": 0.46883,
    "c": 0.12353,
    "h": 263
  },
  "luminance": 0.1005
}

Semantic roles & 50–950 ramp

primary

#34579F

secondary

#BCA473

accent

#AC4EDA

background

#F7F8FB

surface

#EEEFF6

border

#C9CAD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #34579F

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

Preview Lab → · Contrast checker → · Palette generator →