#345AB7#345AB7

#345AB7 is a mid, vivid blue. Relative luminance 0.115; OKLCH L 49.2% C 0.154 H 264.6°. Best body text is #FFFFFF at 6.38:1 contrast (WCAG AA passes).

Color values

HEX	#345AB7
RGB	rgb(52, 90, 183)
HSL	hsl(223, 56%, 46%)
HSV	hsv(223, 72%, 72%)
CMYK	cmyk(71.6%, 50.8%, 0%, 28.2%)
CIE-LAB	lab(40.34, 18.76, -53.23)
CIE-LCH	lch(40.34, 56.44, 289.41°)
OKLab	oklab(49.23% -0.0143 -0.1529)
OKLCH	oklch(49.23% 0.154 264.6)
XYZ	xyz(13.6166, 11.4599, 46.2849)
Luminance	0.1146 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345AB7 #B79134

analogous

#349BB7 #345AB7 #4F34B7

triadic

#345AB7 #B7345A #5AB734

tetradic

#345AB7 #B7349B #B79134 #34B74F

square

#345AB7 #B7349B #B79134 #34B74F

split-complementary

#345AB7 #B74F34 #9BB734

monochromatic

#192B58 #264387 #345AB7 #597BD0 #88A1DD

Accessibility & contrast

On white

6.38

#345AB7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#345AB7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #345AB7

6.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345AB7	#FFFFFF	#000000	##FFFFFF
##345AB7	1.00	6.38	3.29	6.38
#FFFFFF	6.38	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2265BA

Deuteranopia (green-blind)

#0059B5

Tritanopia (blue-blind)

#007080

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #345ab7;
/* rgb */ color: rgb(52, 90, 183);
/* oklch */ color: oklch(49.2% 0.154 264.6);

Tailwind

colors: {
  custom: {
    50: '#7c88cd',
    500: '#345ab7',
    950: '#000000',
  },
}

SCSS

$custom: #345ab7;
$custom-light: #7c88cd;
$custom-dark: #000000;

JSON

{
  "hex": "#345ab7",
  "rgb": {
    "r": 52,
    "g": 90,
    "b": 183
  },
  "hsl": {
    "h": 222.595,
    "s": 55.745,
    "l": 46.078
  },
  "oklch": {
    "l": 0.49233,
    "c": 0.15362,
    "h": 264.6
  },
  "luminance": 0.11461
}

Semantic roles & 50–950 ramp

primary

#345AB7

secondary

#C7B280

accent

#B349DF

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #345AB7

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

Preview Lab → · Contrast checker → · Palette generator →