#345ABB#345ABB

#345ABB is a mid, vivid blue. Relative luminance 0.116; OKLCH L 49.5% C 0.159 H 265.0°. Best body text is #FFFFFF at 6.31:1 contrast (WCAG AA passes).

Color values

HEX	#345ABB
RGB	rgb(52, 90, 187)
HSL	hsl(223, 56%, 47%)
HSV	hsv(223, 72%, 73%)
CMYK	cmyk(72.2%, 51.9%, 0%, 26.7%)
CIE-LAB	lab(40.62, 20.25, -55.13)
CIE-LCH	lch(40.62, 58.73, 290.17°)
OKLab	oklab(49.53% -0.0139 -0.1585)
OKLCH	oklch(49.53% 0.159 265)
XYZ	xyz(14.0388, 11.6288, 48.5088)
Luminance	0.1163 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345ABB #BB9534

analogous

#349EBB #345ABB #5234BB

triadic

#345ABB #BB345A #5ABB34

tetradic

#345ABB #BB349E #BB9534 #34BB52

square

#345ABB #BB349E #BB9534 #34BB52

split-complementary

#345ABB #BB5234 #9EBB34

monochromatic

#192C5B #27438B #345ABB #5B7CD1 #8BA2DF

Accessibility & contrast

On white

6.31

#345ABB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#345ABB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #345ABB

6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345ABB	#FFFFFF	#000000	##FFFFFF
##345ABB	1.00	6.31	3.33	6.31
#FFFFFF	6.31	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B66BE

Deuteranopia (green-blind)

#005AB9

Tritanopia (blue-blind)

#007182

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #345abb;
/* rgb */ color: rgb(52, 90, 187);
/* oklch */ color: oklch(49.5% 0.159 265.0);

Tailwind

colors: {
  custom: {
    50: '#7d88d0',
    500: '#345abb',
    950: '#000000',
  },
}

SCSS

$custom: #345abb;
$custom-light: #7d88d0;
$custom-dark: #000000;

JSON

{
  "hex": "#345abb",
  "rgb": {
    "r": 52,
    "g": 90,
    "b": 187
  },
  "hsl": {
    "h": 223.111,
    "s": 56.485,
    "l": 46.863
  },
  "oklch": {
    "l": 0.4953,
    "c": 0.15914,
    "h": 265
  },
  "luminance": 0.1163
}

Semantic roles & 50–950 ramp

primary

#345ABB

secondary

#C9B582

accent

#B548E0

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #345ABB

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

Preview Lab → · Contrast checker → · Palette generator →