#345BA1#345BA1

#345BA1 is a mid, vivid blue. Relative luminance 0.108; OKLCH L 47.9% C 0.121 H 261.1°. Best body text is #FFFFFF at 6.65:1 contrast (WCAG AA passes).

Color values

HEX	#345BA1
RGB	rgb(52, 91, 161)
HSL	hsl(219, 51%, 42%)
HSV	hsv(219, 68%, 63%)
CMYK	cmyk(67.7%, 43.5%, 0%, 36.9%)
CIE-LAB	lab(39.21, 9.93, -42.04)
CIE-LCH	lch(39.21, 43.20, 283.29°)
OKLab	oklab(47.91% -0.0187 -0.12)
OKLCH	oklch(47.91% 0.121 261.1)
XYZ	xyz(11.5880, 10.7843, 35.1822)
Luminance	0.1079 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345BA1 #A17A34

analogous

#3492A1 #345BA1 #4434A1

triadic

#345BA1 #A1345B #5BA134

tetradic

#345BA1 #A13492 #A17A34 #34A144

square

#345BA1 #A13492 #A17A34 #34A144

split-complementary

#345BA1 #A14434 #92A134

monochromatic

#162744 #254173 #345BA1 #4D78C5 #7B9BD4

Accessibility & contrast

On white

6.65

#345BA1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#345BA1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #345BA1

6.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345BA1	#FFFFFF	#000000	##FFFFFF
##345BA1	1.00	6.65	3.16	6.65
#FFFFFF	6.65	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A62A4

Deuteranopia (green-blind)

#2858A0

Tritanopia (blue-blind)

#006B76

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #345ba1;
/* rgb */ color: rgb(52, 91, 161);
/* oklch */ color: oklch(47.9% 0.121 261.1);

Tailwind

colors: {
  custom: {
    50: '#7888bd',
    500: '#345ba1',
    950: '#000000',
  },
}

SCSS

$custom: #345ba1;
$custom-light: #7888bd;
$custom-dark: #000000;

JSON

{
  "hex": "#345ba1",
  "rgb": {
    "r": 52,
    "g": 91,
    "b": 161
  },
  "hsl": {
    "h": 218.532,
    "s": 51.174,
    "l": 41.765
  },
  "oklch": {
    "l": 0.47913,
    "c": 0.12147,
    "h": 261.1
  },
  "luminance": 0.10785
}

Semantic roles & 50–950 ramp

primary

#345BA1

secondary

#BDA374

accent

#A84DDB

background

#F7F8FB

surface

#EEEFF6

border

#C9CAD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #345BA1

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

Preview Lab → · Contrast checker → · Palette generator →