#345AC3#345AC3

#345AC3 is a mid, vivid blue. Relative luminance 0.120; OKLCH L 50.1% C 0.170 H 265.6°. Best body text is #FFFFFF at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#345AC3
RGB	rgb(52, 90, 195)
HSL	hsl(224, 58%, 48%)
HSV	hsv(224, 73%, 76%)
CMYK	cmyk(73.3%, 53.8%, 0%, 23.5%)
CIE-LAB	lab(41.19, 23.23, -58.87)
CIE-LCH	lch(41.19, 63.29, 291.53°)
OKLab	oklab(50.14% -0.0132 -0.1695)
OKLCH	oklch(50.14% 0.17 265.6)
XYZ	xyz(14.9192, 11.9809, 53.1455)
Luminance	0.1198 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345AC3 #C39D34

analogous

#34A1C3 #345AC3 #5534C3

triadic

#345AC3 #C3345A #5AC334

tetradic

#345AC3 #C334A1 #C39D34 #34C355

square

#345AC3 #C334A1 #C39D34 #34C355

split-complementary

#345AC3 #C35534 #A1C334

monochromatic

#1A2D62 #274493 #345AC3 #607FD5 #90A6E1

Accessibility & contrast

On white

6.18

#345AC3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#345AC3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #345AC3

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345AC3	#FFFFFF	#000000	##FFFFFF
##345AC3	1.00	6.18	3.40	6.18
#FFFFFF	6.18	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0368C7

Deuteranopia (green-blind)

#005BC1

Tritanopia (blue-blind)

#007386

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #345ac3;
/* rgb */ color: rgb(52, 90, 195);
/* oklch */ color: oklch(50.1% 0.170 265.6);

Tailwind

colors: {
  custom: {
    50: '#7f88d6',
    500: '#345ac3',
    950: '#000000',
  },
}

SCSS

$custom: #345ac3;
$custom-light: #7f88d6;
$custom-dark: #000000;

JSON

{
  "hex": "#345ac3",
  "rgb": {
    "r": 52,
    "g": 90,
    "b": 195
  },
  "hsl": {
    "h": 224.056,
    "s": 57.895,
    "l": 48.431
  },
  "oklch": {
    "l": 0.50139,
    "c": 0.17005,
    "h": 265.6
  },
  "luminance": 0.11983
}

Semantic roles & 50–950 ramp

primary

#345AC3

secondary

#CCBA87

accent

#B847E1

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #345AC3

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

Preview Lab → · Contrast checker → · Palette generator →