#345ECF#345ECF

#345ECF is a mid, vivid blue. Relative luminance 0.132; OKLCH L 51.9% C 0.181 H 265.2°. Best body text is #FFFFFF at 5.76:1 contrast (WCAG AA passes).

Color values

HEX	#345ECF
RGB	rgb(52, 94, 207)
HSL	hsl(224, 62%, 51%)
HSV	hsv(224, 75%, 81%)
CMYK	cmyk(74.9%, 54.6%, 0%, 18.8%)
CIE-LAB	lab(43.12, 25.09, -62.67)
CIE-LCH	lch(43.12, 67.50, 291.82°)
OKLab	oklab(51.87% -0.0153 -0.1806)
OKLCH	oklch(51.87% 0.181 265.2)
XYZ	xyz(16.6774, 13.2386, 60.6957)
Luminance	0.1324 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345ECF #CFA534

analogous

#34ABCF #345ECF #5734CF

triadic

#345ECF #CF345E #5ECF34

tetradic

#345ECF #CF34AB #CFA534 #34CF57

square

#345ECF #CF34AB #CFA534 #34CF57

split-complementary

#345ECF #CF5734 #ABCF34

monochromatic

#1A316E #2647A0 #345ECF #6585DB #97ADE6

Accessibility & contrast

On white

5.76

#345ECF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.65

#345ECF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #345ECF

5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345ECF	#FFFFFF	#000000	##FFFFFF
##345ECF	1.00	5.76	3.65	5.76
#FFFFFF	5.76	1.00	21.00	1.00
#000000	3.65	21.00	1.00	21.00
##FFFFFF	5.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DD3

Deuteranopia (green-blind)

#005FCD

Tritanopia (blue-blind)

#007A8D

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #345ecf;
/* rgb */ color: rgb(52, 94, 207);
/* oklch */ color: oklch(51.9% 0.181 265.2);

Tailwind

colors: {
  custom: {
    50: '#818bde',
    500: '#345ecf',
    950: '#000000',
  },
}

SCSS

$custom: #345ecf;
$custom-light: #818bde;
$custom-dark: #000000;

JSON

{
  "hex": "#345ecf",
  "rgb": {
    "r": 52,
    "g": 94,
    "b": 207
  },
  "hsl": {
    "h": 223.742,
    "s": 61.753,
    "l": 50.784
  },
  "oklch": {
    "l": 0.51874,
    "c": 0.18129,
    "h": 265.2
  },
  "luminance": 0.1324
}

Semantic roles & 50–950 ramp

primary

#345ECF

secondary

#D2BF8D

accent

#B943E5

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #345ECF

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

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