#345DD0#345DD0

#345DD0 is a mid, vivid blue. Relative luminance 0.131; OKLCH L 51.8% C 0.184 H 265.5°. Best body text is #FFFFFF at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#345DD0
RGB	rgb(52, 93, 208)
HSL	hsl(224, 62%, 51%)
HSV	hsv(224, 75%, 82%)
CMYK	cmyk(75%, 55.3%, 0%, 18.4%)
CIE-LAB	lab(42.93, 26.10, -63.55)
CIE-LCH	lch(42.93, 68.70, 292.33°)
OKLab	oklab(51.75% -0.0145 -0.1832)
OKLCH	oklch(51.75% 0.184 265.5)
XYZ	xyz(16.7117, 13.1110, 61.3122)
Luminance	0.1311 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345DD0 #D0A734

analogous

#34ABD0 #345DD0 #5934D0

triadic

#345DD0 #D0345D #5DD034

tetradic

#345DD0 #D034AB #D0A734 #34D059

square

#345DD0 #D034AB #D0A734 #34D059

split-complementary

#345DD0 #D05934 #ABD034

monochromatic

#1A3070 #2546A1 #345DD0 #6685DC #97ACE7

Accessibility & contrast

On white

5.80

#345DD0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#345DD0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #345DD0

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345DD0	#FFFFFF	#000000	##FFFFFF
##345DD0	1.00	5.80	3.62	5.80
#FFFFFF	5.80	1.00	21.00	1.00
#000000	3.62	21.00	1.00	21.00
##FFFFFF	5.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DD4

Deuteranopia (green-blind)

#005ECE

Tritanopia (blue-blind)

#00798D

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #345dd0;
/* rgb */ color: rgb(52, 93, 208);
/* oklch */ color: oklch(51.8% 0.184 265.5);

Tailwind

colors: {
  custom: {
    50: '#818adf',
    500: '#345dd0',
    950: '#000000',
  },
}

SCSS

$custom: #345dd0;
$custom-light: #818adf;
$custom-dark: #000000;

JSON

{
  "hex": "#345dd0",
  "rgb": {
    "r": 52,
    "g": 93,
    "b": 208
  },
  "hsl": {
    "h": 224.231,
    "s": 62.4,
    "l": 50.98
  },
  "oklch": {
    "l": 0.51754,
    "c": 0.18382,
    "h": 265.5
  },
  "luminance": 0.13113
}

Semantic roles & 50–950 ramp

primary

#345DD0

secondary

#D2C08D

accent

#BB42E5

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #345DD0

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

Preview Lab → · Contrast checker → · Palette generator →