#345DA1#345DA1

#345DA1 is a mid, moderate blue. Relative luminance 0.111; OKLCH L 48.4% C 0.119 H 260.0°. Best body text is #FFFFFF at 6.51:1 contrast (WCAG AA passes).

Color values

HEX	#345DA1
RGB	rgb(52, 93, 161)
HSL	hsl(217, 51%, 42%)
HSV	hsv(217, 68%, 63%)
CMYK	cmyk(67.7%, 42.2%, 0%, 36.9%)
CIE-LAB	lab(39.80, 8.64, -41.11)
CIE-LCH	lch(39.80, 42.01, 281.87°)
OKLab	oklab(48.37% -0.0208 -0.1172)
OKLCH	oklch(48.37% 0.119 260)
XYZ	xyz(11.7613, 11.1308, 35.2399)
Luminance	0.1113 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345DA1 #A17834

analogous

#3494A1 #345DA1 #4134A1

triadic

#345DA1 #A1345D #5DA134

tetradic

#345DA1 #A13494 #A17834 #34A141

square

#345DA1 #A13494 #A17834 #34A141

split-complementary

#345DA1 #A14134 #94A134

monochromatic

#162844 #254273 #345DA1 #4D7AC5 #7B9DD4

Accessibility & contrast

On white

6.51

#345DA1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#345DA1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #345DA1

6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345DA1	#FFFFFF	#000000	##FFFFFF
##345DA1	1.00	6.51	3.23	6.51
#FFFFFF	6.51	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E63A4

Deuteranopia (green-blind)

#2C59A0

Tritanopia (blue-blind)

#006D77

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #345da1;
/* rgb */ color: rgb(52, 93, 161);
/* oklch */ color: oklch(48.4% 0.119 260.0);

Tailwind

colors: {
  custom: {
    50: '#788abd',
    500: '#345da1',
    950: '#000000',
  },
}

SCSS

$custom: #345da1;
$custom-light: #788abd;
$custom-dark: #000000;

JSON

{
  "hex": "#345da1",
  "rgb": {
    "r": 52,
    "g": 93,
    "b": 161
  },
  "hsl": {
    "h": 217.431,
    "s": 51.174,
    "l": 41.765
  },
  "oklch": {
    "l": 0.48365,
    "c": 0.11907,
    "h": 260
  },
  "luminance": 0.11132
}

Semantic roles & 50–950 ramp

primary

#345DA1

secondary

#BDA274

accent

#A54DDB

background

#F7F8FB

surface

#EEF0F6

border

#C9CBD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #345DA1

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

Preview Lab → · Contrast checker → · Palette generator →