#345DA6#345DA6

#345DA6 is a mid, vivid blue. Relative luminance 0.113; OKLCH L 48.7% C 0.126 H 261.0°. Best body text is #FFFFFF at 6.44:1 contrast (WCAG AA passes).

Color values

HEX	#345DA6
RGB	rgb(52, 93, 166)
HSL	hsl(218, 52%, 43%)
HSV	hsv(218, 69%, 65%)
CMYK	cmyk(68.7%, 44%, 0%, 34.9%)
CIE-LAB	lab(40.10, 10.49, -43.60)
CIE-LCH	lch(40.10, 44.85, 283.53°)
OKLab	oklab(48.69% -0.0197 -0.1246)
OKLCH	oklch(48.69% 0.126 261)
XYZ	xyz(12.2110, 11.3107, 37.6087)
Luminance	0.1131 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345DA6 #A67D34

analogous

#3496A6 #345DA6 #4434A6

triadic

#345DA6 #A6345D #5DA634

tetradic

#345DA6 #A63496 #A67D34 #34A644

square

#345DA6 #A63496 #A67D34 #34A644

split-complementary

#345DA6 #A64434 #96A634

monochromatic

#172949 #254377 #345DA6 #4F7BC8 #7E9ED7

Accessibility & contrast

On white

6.44

#345DA6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#345DA6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #345DA6

6.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345DA6	#FFFFFF	#000000	##FFFFFF
##345DA6	1.00	6.44	3.26	6.44
#FFFFFF	6.44	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A64A9

Deuteranopia (green-blind)

#275AA5

Tritanopia (blue-blind)

#006E79

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #345da6;
/* rgb */ color: rgb(52, 93, 166);
/* oklch */ color: oklch(48.7% 0.126 261.0);

Tailwind

colors: {
  custom: {
    50: '#788ac1',
    500: '#345da6',
    950: '#000000',
  },
}

SCSS

$custom: #345da6;
$custom-light: #788ac1;
$custom-dark: #000000;

JSON

{
  "hex": "#345da6",
  "rgb": {
    "r": 52,
    "g": 93,
    "b": 166
  },
  "hsl": {
    "h": 218.421,
    "s": 52.294,
    "l": 42.745
  },
  "oklch": {
    "l": 0.48693,
    "c": 0.12612,
    "h": 261
  },
  "luminance": 0.11312
}

Semantic roles & 50–950 ramp

primary

#345DA6

secondary

#C0A576

accent

#A84CDC

background

#F7F8FB

surface

#EEF0F7

border

#C9CBD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #345DA6

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

Preview Lab → · Contrast checker → · Palette generator →