#345E9F#345E9F

#345E9F is a mid, moderate blue. Relative luminance 0.112; OKLCH L 48.5% C 0.115 H 258.9°. Best body text is #FFFFFF at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#345E9F
RGB	rgb(52, 94, 159)
HSL	hsl(216, 51%, 41%)
HSV	hsv(216, 67%, 62%)
CMYK	cmyk(67.3%, 40.9%, 0%, 37.6%)
CIE-LAB	lab(39.98, 7.26, -39.63)
CIE-LCH	lch(39.98, 40.29, 280.38°)
OKLab	oklab(48.47% -0.0222 -0.1129)
OKLCH	oklch(48.47% 0.115 258.9)
XYZ	xyz(11.6746, 11.2375, 34.3480)
Luminance	0.1124 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345E9F #9F7534

analogous

#34949F #345E9F #40349F

triadic

#345E9F #9F345E #5E9F34

tetradic

#345E9F #9F3494 #9F7534 #349F40

square

#345E9F #9F3494 #9F7534 #349F40

split-complementary

#345E9F #9F4034 #949F34

monochromatic

#162743 #254371 #345E9F #4C7BC4 #7A9DD3

Accessibility & contrast

On white

6.47

#345E9F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#345E9F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #345E9F

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345E9F	#FFFFFF	#000000	##FFFFFF
##345E9F	1.00	6.47	3.25	6.47
#FFFFFF	6.47	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4064A2

Deuteranopia (green-blind)

#305A9E

Tritanopia (blue-blind)

#006D77

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #345e9f;
/* rgb */ color: rgb(52, 94, 159);
/* oklch */ color: oklch(48.5% 0.115 258.9);

Tailwind

colors: {
  custom: {
    50: '#778bbc',
    500: '#345e9f',
    950: '#000000',
  },
}

SCSS

$custom: #345e9f;
$custom-light: #778bbc;
$custom-dark: #000000;

JSON

{
  "hex": "#345e9f",
  "rgb": {
    "r": 52,
    "g": 94,
    "b": 159
  },
  "hsl": {
    "h": 216.449,
    "s": 50.711,
    "l": 41.373
  },
  "oklch": {
    "l": 0.48465,
    "c": 0.11508,
    "h": 258.9
  },
  "luminance": 0.11239
}

Semantic roles & 50–950 ramp

primary

#345E9F

secondary

#BC9F73

accent

#A34EDA

background

#F7F8FB

surface

#EEF0F6

border

#C9CBD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #345E9F

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

Preview Lab → · Contrast checker → · Palette generator →