#345D9F#345D9F

#345D9F is a mid, moderate blue. Relative luminance 0.111; OKLCH L 48.2% C 0.116 H 259.5°. Best body text is #FFFFFF at 6.54:1 contrast (WCAG AA passes).

Color values

HEX	#345D9F
RGB	rgb(52, 93, 159)
HSL	hsl(217, 51%, 41%)
HSV	hsv(217, 67%, 62%)
CMYK	cmyk(67.3%, 41.5%, 0%, 37.6%)
CIE-LAB	lab(39.68, 7.90, -40.10)
CIE-LCH	lch(39.68, 40.88, 281.15°)
OKLab	oklab(48.24% -0.0212 -0.1143)
OKLCH	oklch(48.24% 0.116 259.5)
XYZ	xyz(11.5863, 11.0608, 34.3185)
Luminance	0.1106 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345D9F #9F7634

analogous

#34939F #345D9F #41349F

triadic

#345D9F #9F345D #5D9F34

tetradic

#345D9F #9F3493 #9F7634 #349F41

square

#345D9F #9F3493 #9F7634 #349F41

split-complementary

#345D9F #9F4134 #939F34

monochromatic

#162743 #254271 #345D9F #4C7AC4 #7A9CD3

Accessibility & contrast

On white

6.54

#345D9F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#345D9F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #345D9F

6.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345D9F	#FFFFFF	#000000	##FFFFFF
##345D9F	1.00	6.54	3.21	6.54
#FFFFFF	6.54	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F63A2

Deuteranopia (green-blind)

#2E599E

Tritanopia (blue-blind)

#006C76

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #345d9f;
/* rgb */ color: rgb(52, 93, 159);
/* oklch */ color: oklch(48.2% 0.116 259.5);

Tailwind

colors: {
  custom: {
    50: '#778abc',
    500: '#345d9f',
    950: '#000000',
  },
}

SCSS

$custom: #345d9f;
$custom-light: #778abc;
$custom-dark: #000000;

JSON

{
  "hex": "#345d9f",
  "rgb": {
    "r": 52,
    "g": 93,
    "b": 159
  },
  "hsl": {
    "h": 217.009,
    "s": 50.711,
    "l": 41.373
  },
  "oklch": {
    "l": 0.48236,
    "c": 0.11625,
    "h": 259.5
  },
  "luminance": 0.11062
}

Semantic roles & 50–950 ramp

primary

#345D9F

secondary

#BCA073

accent

#A44EDA

background

#F7F8FB

surface

#EEF0F6

border

#C9CBD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #345D9F

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

Preview Lab → · Contrast checker → · Palette generator →