#345BA3#345BA3

#345BA3 is a mid, vivid blue. Relative luminance 0.109; OKLCH L 48.0% C 0.124 H 261.5°. Best body text is #FFFFFF at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#345BA3
RGB	rgb(52, 91, 163)
HSL	hsl(219, 52%, 42%)
HSV	hsv(219, 68%, 64%)
CMYK	cmyk(68.1%, 44.2%, 0%, 36.1%)
CIE-LAB	lab(39.34, 10.67, -43.04)
CIE-LCH	lch(39.34, 44.34, 283.93°)
OKLab	oklab(48.05% -0.0183 -0.1229)
OKLCH	oklch(48.05% 0.124 261.5)
XYZ	xyz(11.7658, 10.8554, 36.1185)
Luminance	0.1086 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345BA3 #A37C34

analogous

#3493A3 #345BA3 #4534A3

triadic

#345BA3 #A3345B #5BA334

tetradic

#345BA3 #A33493 #A37C34 #34A345

square

#345BA3 #A33493 #A37C34 #34A345

split-complementary

#345BA3 #A34534 #93A334

monochromatic

#162746 #254175 #345BA3 #4E78C6 #7C9BD5

Accessibility & contrast

On white

6.62

#345BA3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#345BA3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #345BA3

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345BA3	#FFFFFF	#000000	##FFFFFF
##345BA3	1.00	6.62	3.17	6.62
#FFFFFF	6.62	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3962A6

Deuteranopia (green-blind)

#2658A2

Tritanopia (blue-blind)

#006C77

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #345ba3;
/* rgb */ color: rgb(52, 91, 163);
/* oklch */ color: oklch(48.0% 0.124 261.5);

Tailwind

colors: {
  custom: {
    50: '#7888bf',
    500: '#345ba3',
    950: '#000000',
  },
}

SCSS

$custom: #345ba3;
$custom-light: #7888bf;
$custom-dark: #000000;

JSON

{
  "hex": "#345ba3",
  "rgb": {
    "r": 52,
    "g": 91,
    "b": 163
  },
  "hsl": {
    "h": 218.919,
    "s": 51.628,
    "l": 42.157
  },
  "oklch": {
    "l": 0.48046,
    "c": 0.12431,
    "h": 261.5
  },
  "luminance": 0.10857
}

Semantic roles & 50–950 ramp

primary

#345BA3

secondary

#BEA475

accent

#A94DDB

background

#F7F8FB

surface

#EEEFF7

border

#C9CAD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #345BA3

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

Preview Lab → · Contrast checker → · Palette generator →