#345EA6#345EA6

#345EA6 is a mid, vivid blue. Relative luminance 0.115; OKLCH L 48.9% C 0.125 H 260.4°. Best body text is #FFFFFF at 6.37:1 contrast (WCAG AA passes).

Color values

HEX	#345EA6
RGB	rgb(52, 94, 166)
HSL	hsl(218, 52%, 43%)
HSV	hsv(218, 69%, 65%)
CMYK	cmyk(68.7%, 43.4%, 0%, 34.9%)
CIE-LAB	lab(40.39, 9.84, -43.14)
CIE-LCH	lch(40.39, 44.25, 282.85°)
OKLab	oklab(48.92% -0.0207 -0.1232)
OKLCH	oklch(48.92% 0.125 260.4)
XYZ	xyz(12.2994, 11.4874, 37.6381)
Luminance	0.1149 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345EA6 #A67C34

analogous

#3497A6 #345EA6 #4334A6

triadic

#345EA6 #A6345E #5EA634

tetradic

#345EA6 #A63497 #A67C34 #34A643

square

#345EA6 #A63497 #A67C34 #34A643

split-complementary

#345EA6 #A64334 #97A634

monochromatic

#172949 #254477 #345EA6 #4F7CC8 #7E9FD7

Accessibility & contrast

On white

6.37

#345EA6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#345EA6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #345EA6

6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345EA6	#FFFFFF	#000000	##FFFFFF
##345EA6	1.00	6.37	3.30	6.37
#FFFFFF	6.37	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C65A9

Deuteranopia (green-blind)

#295AA5

Tritanopia (blue-blind)

#006F7A

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #345ea6;
/* rgb */ color: rgb(52, 94, 166);
/* oklch */ color: oklch(48.9% 0.125 260.4);

Tailwind

colors: {
  custom: {
    50: '#788bc1',
    500: '#345ea6',
    950: '#000000',
  },
}

SCSS

$custom: #345ea6;
$custom-light: #788bc1;
$custom-dark: #000000;

JSON

{
  "hex": "#345ea6",
  "rgb": {
    "r": 52,
    "g": 94,
    "b": 166
  },
  "hsl": {
    "h": 217.895,
    "s": 52.294,
    "l": 42.745
  },
  "oklch": {
    "l": 0.48917,
    "c": 0.12492,
    "h": 260.4
  },
  "luminance": 0.11489
}

Semantic roles & 50–950 ramp

primary

#345EA6

secondary

#C0A576

accent

#A74CDC

background

#F7F8FB

surface

#EEF0F7

border

#C9CBD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #345EA6

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

Preview Lab → · Contrast checker → · Palette generator →