#345E99#345E99

#345E99 is a mid, moderate blue. Relative luminance 0.110; OKLCH L 48.1% C 0.107 H 257.2°. Best body text is #FFFFFF at 6.55:1 contrast (WCAG AA passes).

Color values

HEX	#345E99
RGB	rgb(52, 94, 153)
HSL	hsl(215, 49%, 40%)
HSV	hsv(215, 66%, 60%)
CMYK	cmyk(66%, 38.6%, 0%, 40%)
CIE-LAB	lab(39.64, 5.07, -36.59)
CIE-LCH	lch(39.64, 36.94, 277.88°)
OKLab	oklab(48.09% -0.0236 -0.104)
OKLCH	oklch(48.09% 0.107 257.2)
XYZ	xyz(11.1666, 11.0343, 31.6722)
Luminance	0.1104 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345E99 #996F34

analogous

#349099 #345E99 #3D3499

triadic

#345E99 #99345E #5E9934

tetradic

#345E99 #993490 #996F34 #34993D

square

#345E99 #993490 #996F34 #34993D

split-complementary

#345E99 #993D34 #909934

monochromatic

#15263E #24426B #345E99 #497BC1 #779CD1

Accessibility & contrast

On white

6.55

#345E99 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#345E99 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #345E99

6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345E99	#FFFFFF	#000000	##FFFFFF
##345E99	1.00	6.55	3.21	6.55
#FFFFFF	6.55	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#44639B

Deuteranopia (green-blind)

#365998

Tritanopia (blue-blind)

#006C74

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #345e99;
/* rgb */ color: rgb(52, 94, 153);
/* oklch */ color: oklch(48.1% 0.107 257.2);

Tailwind

colors: {
  custom: {
    50: '#768bb7',
    500: '#345e99',
    950: '#000000',
  },
}

SCSS

$custom: #345e99;
$custom-light: #768bb7;
$custom-dark: #000000;

JSON

{
  "hex": "#345e99",
  "rgb": {
    "r": 52,
    "g": 94,
    "b": 153
  },
  "hsl": {
    "h": 215.05,
    "s": 49.268,
    "l": 40.196
  },
  "oklch": {
    "l": 0.48091,
    "c": 0.10664,
    "h": 257.2
  },
  "luminance": 0.11035
}

Semantic roles & 50–950 ramp

primary

#345E99

secondary

#B99B70

accent

#9F4FD9

background

#F7F8FB

surface

#EEF0F6

border

#C9CBD0

text

#090B11

muted

#7B7C80

Preview Lab

Preview with #345E99

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

Preview Lab → · Contrast checker → · Palette generator →