#345FA1#345FA1

#345FA1 is a mid, moderate blue. Relative luminance 0.115; OKLCH L 48.8% C 0.117 H 258.7°. Best body text is #FFFFFF at 6.37:1 contrast (WCAG AA passes).

Color values

HEX	#345FA1
RGB	rgb(52, 95, 161)
HSL	hsl(216, 51%, 42%)
HSV	hsv(216, 68%, 63%)
CMYK	cmyk(67.7%, 41%, 0%, 36.9%)
CIE-LAB	lab(40.39, 7.36, -40.17)
CIE-LCH	lch(40.39, 40.84, 280.38°)
OKLab	oklab(48.82% -0.0228 -0.1145)
OKLCH	oklch(48.82% 0.117 258.7)
XYZ	xyz(11.9391, 11.4865, 35.2992)
Luminance	0.1149 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345FA1 #A17634

analogous

#3496A1 #345FA1 #3F34A1

triadic

#345FA1 #A1345F #5FA134

tetradic

#345FA1 #A13496 #A17634 #34A13F

square

#345FA1 #A13496 #A17634 #34A13F

split-complementary

#345FA1 #A13F34 #96A134

monochromatic

#162844 #254473 #345FA1 #4D7CC5 #7B9ED4

Accessibility & contrast

On white

6.37

#345FA1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#345FA1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #345FA1

6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345FA1	#FFFFFF	#000000	##FFFFFF
##345FA1	1.00	6.37	3.30	6.37
#FFFFFF	6.37	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4165A4

Deuteranopia (green-blind)

#305BA0

Tritanopia (blue-blind)

#006E78

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #345fa1;
/* rgb */ color: rgb(52, 95, 161);
/* oklch */ color: oklch(48.8% 0.117 258.7);

Tailwind

colors: {
  custom: {
    50: '#778cbd',
    500: '#345fa1',
    950: '#000000',
  },
}

SCSS

$custom: #345fa1;
$custom-light: #778cbd;
$custom-dark: #000000;

JSON

{
  "hex": "#345fa1",
  "rgb": {
    "r": 52,
    "g": 95,
    "b": 161
  },
  "hsl": {
    "h": 216.33,
    "s": 51.174,
    "l": 41.765
  },
  "oklch": {
    "l": 0.48821,
    "c": 0.11672,
    "h": 258.7
  },
  "luminance": 0.11488
}

Semantic roles & 50–950 ramp

primary

#345FA1

secondary

#BDA074

accent

#A34DDB

background

#F7F8FB

surface

#EEF0F6

border

#C9CBD0

text

#0A0C12

muted

#7C7D81

Preview Lab

Preview with #345FA1

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

Preview Lab → · Contrast checker → · Palette generator →