#345AB2#345AB2

#345AB2 is a mid, vivid blue. Relative luminance 0.113; OKLCH L 48.9% C 0.147 H 264.1°. Best body text is #FFFFFF at 6.46:1 contrast (WCAG AA passes).

Color values

HEX	#345AB2
RGB	rgb(52, 90, 178)
HSL	hsl(222, 55%, 45%)
HSV	hsv(222, 71%, 70%)
CMYK	cmyk(70.8%, 49.4%, 0%, 30.2%)
CIE-LAB	lab(40.01, 16.90, -50.84)
CIE-LCH	lch(40.01, 53.58, 288.39°)
OKLab	oklab(48.87% -0.015 -0.1459)
OKLCH	oklch(48.87% 0.147 264.1)
XYZ	xyz(13.1054, 11.2554, 43.5927)
Luminance	0.1126 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345AB2 #B28C34

analogous

#3499B2 #345AB2 #4D34B2

triadic

#345AB2 #B2345A #5AB234

tetradic

#345AB2 #B23499 #B28C34 #34B24D

square

#345AB2 #B23499 #B28C34 #34B24D

split-complementary

#345AB2 #B24D34 #99B234

monochromatic

#182A53 #264283 #345AB2 #567ACE #859FDB

Accessibility & contrast

On white

6.46

#345AB2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#345AB2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #345AB2

6.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345AB2	#FFFFFF	#000000	##FFFFFF
##345AB2	1.00	6.46	3.25	6.46
#FFFFFF	6.46	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2864B5

Deuteranopia (green-blind)

#0059B0

Tritanopia (blue-blind)

#006F7D

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #345ab2;
/* rgb */ color: rgb(52, 90, 178);
/* oklch */ color: oklch(48.9% 0.147 264.1);

Tailwind

colors: {
  custom: {
    50: '#7b88ca',
    500: '#345ab2',
    950: '#000000',
  },
}

SCSS

$custom: #345ab2;
$custom-light: #7b88ca;
$custom-dark: #000000;

JSON

{
  "hex": "#345ab2",
  "rgb": {
    "r": 52,
    "g": 90,
    "b": 178
  },
  "hsl": {
    "h": 221.905,
    "s": 54.783,
    "l": 45.098
  },
  "oklch": {
    "l": 0.48868,
    "c": 0.14668,
    "h": 264.1
  },
  "luminance": 0.11257
}

Semantic roles & 50–950 ramp

primary

#345AB2

secondary

#C5AF7D

accent

#B14ADE

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #345AB2

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

Preview Lab → · Contrast checker → · Palette generator →