#345BCF#345BCF

#345BCF is a mid, vivid blue. Relative luminance 0.127; OKLCH L 51.3% C 0.185 H 265.9°. Best body text is #FFFFFF at 5.93:1 contrast (WCAG AA passes).

Color values

HEX	#345BCF
RGB	rgb(52, 91, 207)
HSL	hsl(225, 62%, 51%)
HSV	hsv(225, 75%, 81%)
CMYK	cmyk(74.9%, 56%, 0%, 18.8%)
CIE-LAB	lab(42.33, 27.02, -63.95)
CIE-LCH	lch(42.33, 69.42, 292.91°)
OKLab	oklab(51.28% -0.0131 -0.1844)
OKLCH	oklch(51.28% 0.185 265.9)
XYZ	xyz(16.4158, 12.7154, 60.6085)
Luminance	0.1272 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345BCF #CFA834

analogous

#34A9CF #345BCF #5A34CF

triadic

#345BCF #CF345B #5BCF34

tetradic

#345BCF #CF34A9 #CFA834 #34CF5A

square

#345BCF #CF34A9 #CFA834 #34CF5A

split-complementary

#345BCF #CF5A34 #A9CF34

monochromatic

#1A2F6E #2645A0 #345BCF #6583DB #97ABE6

Accessibility & contrast

On white

5.93

#345BCF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#345BCF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #345BCF

5.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345BCF	#FFFFFF	#000000	##FFFFFF
##345BCF	1.00	5.93	3.54	5.93
#FFFFFF	5.93	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BD3

Deuteranopia (green-blind)

#005DCD

Tritanopia (blue-blind)

#00788C

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #345bcf;
/* rgb */ color: rgb(52, 91, 207);
/* oklch */ color: oklch(51.3% 0.185 265.9);

Tailwind

colors: {
  custom: {
    50: '#8188de',
    500: '#345bcf',
    950: '#000000',
  },
}

SCSS

$custom: #345bcf;
$custom-light: #8188de;
$custom-dark: #000000;

JSON

{
  "hex": "#345bcf",
  "rgb": {
    "r": 52,
    "g": 91,
    "b": 207
  },
  "hsl": {
    "h": 224.903,
    "s": 61.753,
    "l": 50.784
  },
  "oklch": {
    "l": 0.5128,
    "c": 0.18492,
    "h": 265.9
  },
  "luminance": 0.12717
}

Semantic roles & 50–950 ramp

primary

#345BCF

secondary

#D2C08D

accent

#BC43E5

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #345BCF

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

Preview Lab → · Contrast checker → · Palette generator →