#345BA5#345BA5

#345BA5 is a mid, vivid blue. Relative luminance 0.109; OKLCH L 48.2% C 0.127 H 261.9°. Best body text is #FFFFFF at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#345BA5
RGB	rgb(52, 91, 165)
HSL	hsl(219, 52%, 43%)
HSV	hsv(219, 68%, 65%)
CMYK	cmyk(68.5%, 44.8%, 0%, 35.3%)
CIE-LAB	lab(39.46, 11.41, -44.03)
CIE-LCH	lch(39.46, 45.49, 284.53°)
OKLab	oklab(48.18% -0.018 -0.1259)
OKLCH	oklch(48.18% 0.127 261.9)
XYZ	xyz(11.9464, 10.9277, 37.0697)
Luminance	0.1093 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345BA5 #A57E34

analogous

#3494A5 #345BA5 #4534A5

triadic

#345BA5 #A5345B #5BA534

tetradic

#345BA5 #A53494 #A57E34 #34A545

square

#345BA5 #A53494 #A57E34 #34A545

split-complementary

#345BA5 #A54534 #94A534

monochromatic

#172848 #254176 #345BA5 #4F78C7 #7D9CD6

Accessibility & contrast

On white

6.59

#345BA5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#345BA5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #345BA5

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345BA5	#FFFFFF	#000000	##FFFFFF
##345BA5	1.00	6.59	3.19	6.59
#FFFFFF	6.59	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3763A8

Deuteranopia (green-blind)

#2358A3

Tritanopia (blue-blind)

#006C78

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #345ba5;
/* rgb */ color: rgb(52, 91, 165);
/* oklch */ color: oklch(48.2% 0.127 261.9);

Tailwind

colors: {
  custom: {
    50: '#7888c0',
    500: '#345ba5',
    950: '#000000',
  },
}

SCSS

$custom: #345ba5;
$custom-light: #7888c0;
$custom-dark: #000000;

JSON

{
  "hex": "#345ba5",
  "rgb": {
    "r": 52,
    "g": 91,
    "b": 165
  },
  "hsl": {
    "h": 219.292,
    "s": 52.074,
    "l": 42.549
  },
  "oklch": {
    "l": 0.4818,
    "c": 0.12714,
    "h": 261.9
  },
  "luminance": 0.10929
}

Semantic roles & 50–950 ramp

primary

#345BA5

secondary

#BFA676

accent

#AA4CDC

background

#F7F8FB

surface

#EEEFF7

border

#C9CAD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #345BA5

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

Preview Lab → · Contrast checker → · Palette generator →