#355D9E#355D9E

#355D9E is a mid, moderate blue. Relative luminance 0.111; OKLCH L 48.2% C 0.114 H 259.6°. Best body text is #FFFFFF at 6.54:1 contrast (WCAG AA passes).

Color values

HEX	#355D9E
RGB	rgb(53, 93, 158)
HSL	hsl(217, 50%, 41%)
HSV	hsv(217, 66%, 62%)
CMYK	cmyk(66.5%, 41.1%, 0%, 38%)
CIE-LAB	lab(39.67, 7.71, -39.53)
CIE-LCH	lch(39.67, 40.27, 281.04°)
OKLab	oklab(48.22% -0.0206 -0.1126)
OKLCH	oklch(48.22% 0.114 259.6)
XYZ	xyz(11.5519, 11.0531, 33.8658)
Luminance	0.1105 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#355D9E #9E7635

analogous

#35929E #355D9E #42359E

triadic

#355D9E #9E355D #5D9E35

tetradic

#355D9E #9E3592 #9E7635 #359E42

square

#355D9E #9E3592 #9E7635 #359E42

split-complementary

#355D9E #9E4235 #929E35

monochromatic

#162742 #264270 #355D9E #4D7AC3 #7B9CD3

Accessibility & contrast

On white

6.54

#355D9E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#355D9E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #355D9E

6.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##355D9E	#FFFFFF	#000000	##FFFFFF
##355D9E	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)

#4063A1

Deuteranopia (green-blind)

#30599D

Tritanopia (blue-blind)

#006C76

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #355d9e;
/* rgb */ color: rgb(53, 93, 158);
/* oklch */ color: oklch(48.2% 0.114 259.6);

Tailwind

colors: {
  custom: {
    50: '#778abb',
    500: '#355d9e',
    950: '#000000',
  },
}

SCSS

$custom: #355d9e;
$custom-light: #778abb;
$custom-dark: #000000;

JSON

{
  "hex": "#355d9e",
  "rgb": {
    "r": 53,
    "g": 93,
    "b": 158
  },
  "hsl": {
    "h": 217.143,
    "s": 49.763,
    "l": 41.373
  },
  "oklch": {
    "l": 0.4822,
    "c": 0.11444,
    "h": 259.6
  },
  "luminance": 0.11054
}

Semantic roles & 50–950 ramp

primary

#355D9E

secondary

#BBA073

accent

#A44FD9

background

#F7F8FB

surface

#EEF0F6

border

#C9CBD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #355D9E

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

Preview Lab → · Contrast checker → · Palette generator →