#345DA9#345DA9

#345DA9 is a mid, vivid blue. Relative luminance 0.114; OKLCH L 48.9% C 0.130 H 261.5°. Best body text is #FFFFFF at 6.39:1 contrast (WCAG AA passes).

Color values

HEX	#345DA9
RGB	rgb(52, 93, 169)
HSL	hsl(219, 53%, 43%)
HSV	hsv(219, 69%, 66%)
CMYK	cmyk(69.2%, 45%, 0%, 33.7%)
CIE-LAB	lab(40.28, 11.60, -45.09)
CIE-LCH	lch(40.28, 46.56, 284.43°)
OKLab	oklab(48.89% -0.0192 -0.1289)
OKLCH	oklch(48.89% 0.13 261.5)
XYZ	xyz(12.4894, 11.4221, 39.0749)
Luminance	0.1142 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345DA9 #A98034

analogous

#3497A9 #345DA9 #4534A9

triadic

#345DA9 #A9345D #5DA934

tetradic

#345DA9 #A93497 #A98034 #34A945

square

#345DA9 #A93497 #A98034 #34A945

split-complementary

#345DA9 #A94534 #97A934

monochromatic

#17294B #26437A #345DA9 #517BC9 #809FD8

Accessibility & contrast

On white

6.39

#345DA9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#345DA9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #345DA9

6.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345DA9	#FFFFFF	#000000	##FFFFFF
##345DA9	1.00	6.39	3.28	6.39
#FFFFFF	6.39	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3865AC

Deuteranopia (green-blind)

#225AA7

Tritanopia (blue-blind)

#006F7B

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #345da9;
/* rgb */ color: rgb(52, 93, 169);
/* oklch */ color: oklch(48.9% 0.130 261.5);

Tailwind

colors: {
  custom: {
    50: '#798ac3',
    500: '#345da9',
    950: '#000000',
  },
}

SCSS

$custom: #345da9;
$custom-light: #798ac3;
$custom-dark: #000000;

JSON

{
  "hex": "#345da9",
  "rgb": {
    "r": 52,
    "g": 93,
    "b": 169
  },
  "hsl": {
    "h": 218.974,
    "s": 52.941,
    "l": 43.333
  },
  "oklch": {
    "l": 0.48894,
    "c": 0.13036,
    "h": 261.5
  },
  "luminance": 0.11423
}

Semantic roles & 50–950 ramp

primary

#345DA9

secondary

#C1A778

accent

#AA4BDC

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #345DA9

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

Preview Lab → · Contrast checker → · Palette generator →