#345F9D#345F9D

#345F9D is a mid, moderate blue. Relative luminance 0.113; OKLCH L 48.6% C 0.111 H 257.7°. Best body text is #FFFFFF at 6.42:1 contrast (WCAG AA passes).

Color values

HEX	#345F9D
RGB	rgb(52, 95, 157)
HSL	hsl(215, 50%, 41%)
HSV	hsv(215, 67%, 62%)
CMYK	cmyk(66.9%, 39.5%, 0%, 38.4%)
CIE-LAB	lab(40.16, 5.89, -38.15)
CIE-LCH	lch(40.16, 38.60, 278.77°)
OKLab	oklab(48.57% -0.0237 -0.1085)
OKLCH	oklch(48.57% 0.111 257.7)
XYZ	xyz(11.5920, 11.3477, 33.4712)
Luminance	0.1135 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345F9D #9D7234

analogous

#34939D #345F9D #3E349D

triadic

#345F9D #9D345F #5F9D34

tetradic

#345F9D #9D3493 #9D7234 #349D3E

square

#345F9D #9D3493 #9D7234 #349D3E

split-complementary

#345F9D #9D3E34 #939D34

monochromatic

#162741 #25436F #345F9D #4B7CC3 #799ED3

Accessibility & contrast

On white

6.42

#345F9D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#345F9D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #345F9D

6.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345F9D	#FFFFFF	#000000	##FFFFFF
##345F9D	1.00	6.42	3.27	6.42
#FFFFFF	6.42	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#43649F

Deuteranopia (green-blind)

#345A9C

Tritanopia (blue-blind)

#006D76

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #345f9d;
/* rgb */ color: rgb(52, 95, 157);
/* oklch */ color: oklch(48.6% 0.111 257.7);

Tailwind

colors: {
  custom: {
    50: '#778cba',
    500: '#345f9d',
    950: '#000000',
  },
}

SCSS

$custom: #345f9d;
$custom-light: #778cba;
$custom-dark: #000000;

JSON

{
  "hex": "#345f9d",
  "rgb": {
    "r": 52,
    "g": 95,
    "b": 157
  },
  "hsl": {
    "h": 215.429,
    "s": 50.239,
    "l": 40.98
  },
  "oklch": {
    "l": 0.48569,
    "c": 0.11111,
    "h": 257.7
  },
  "luminance": 0.11349
}

Semantic roles & 50–950 ramp

primary

#345F9D

secondary

#BB9D72

accent

#A14EDA

background

#F7F8FB

surface

#EEF0F6

border

#C9CBD0

text

#090C11

muted

#7B7D80

Preview Lab

Preview with #345F9D

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

Preview Lab → · Contrast checker → · Palette generator →