#345F9C#345F9C

#345F9C is a mid, moderate blue. Relative luminance 0.113; OKLCH L 48.5% C 0.110 H 257.4°. Best body text is #FFFFFF at 6.44:1 contrast (WCAG AA passes).

Color values

HEX	#345F9C
RGB	rgb(52, 95, 156)
HSL	hsl(215, 50%, 41%)
HSV	hsv(215, 67%, 61%)
CMYK	cmyk(66.7%, 39.1%, 0%, 38.8%)
CIE-LAB	lab(40.10, 5.52, -37.64)
CIE-LCH	lch(40.10, 38.05, 278.35°)
OKLab	oklab(48.51% -0.024 -0.1071)
OKLCH	oklch(48.51% 0.11 257.4)
XYZ	xyz(11.5070, 11.3137, 33.0234)
Luminance	0.1132 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345F9C #9C7134

analogous

#34939C #345F9C #3D349C

triadic

#345F9C #9C345F #5F9C34

tetradic

#345F9C #9C3493 #9C7134 #349C3D

square

#345F9C #9C3493 #9C7134 #349C3D

split-complementary

#345F9C #9C3D34 #939C34

monochromatic

#152740 #25436E #345F9C #4A7CC3 #789DD2

Accessibility & contrast

On white

6.44

#345F9C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#345F9C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #345F9C

6.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345F9C	#FFFFFF	#000000	##FFFFFF
##345F9C	1.00	6.44	3.26	6.44
#FFFFFF	6.44	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#44649E

Deuteranopia (green-blind)

#355A9B

Tritanopia (blue-blind)

#006D76

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #345f9c;
/* rgb */ color: rgb(52, 95, 156);
/* oklch */ color: oklch(48.5% 0.110 257.4);

Tailwind

colors: {
  custom: {
    50: '#778cb9',
    500: '#345f9c',
    950: '#000000',
  },
}

SCSS

$custom: #345f9c;
$custom-light: #778cb9;
$custom-dark: #000000;

JSON

{
  "hex": "#345f9c",
  "rgb": {
    "r": 52,
    "g": 95,
    "b": 156
  },
  "hsl": {
    "h": 215.192,
    "s": 50,
    "l": 40.784
  },
  "oklch": {
    "l": 0.48507,
    "c": 0.10971,
    "h": 257.4
  },
  "luminance": 0.11315
}

Semantic roles & 50–950 ramp

primary

#345F9C

secondary

#BB9C71

accent

#A04EDA

background

#F7F8FB

surface

#EEF0F6

border

#C9CBD0

text

#090C11

muted

#7B7D80

Preview Lab

Preview with #345F9C

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

Preview Lab → · Contrast checker → · Palette generator →