#355A8F#355A8F

#355A8F is a mid, moderate blue. Relative luminance 0.101; OKLCH L 46.6% C 0.097 H 257.5°. Best body text is #FFFFFF at 6.98:1 contrast (WCAG AA passes).

Color values

HEX	#355A8F
RGB	rgb(53, 90, 143)
HSL	hsl(215, 46%, 38%)
HSV	hsv(215, 63%, 56%)
CMYK	cmyk(62.9%, 37.1%, 0%, 43.9%)
CIE-LAB	lab(37.93, 4.20, -33.26)
CIE-LCH	lch(37.93, 33.53, 277.19°)
OKLab	oklab(46.6% -0.0209 -0.0943)
OKLCH	oklch(46.6% 0.097 257.5)
XYZ	xyz(10.0805, 10.0515, 27.3902)
Luminance	0.1005 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#355A8F #8F6A35

analogous

#35878F #355A8F #3D358F

triadic

#355A8F #8F355A #5A8F35

tetradic

#355A8F #8F3587 #8F6A35 #358F3D

square

#355A8F #8F3587 #8F6A35 #358F3D

split-complementary

#355A8F #8F3D35 #878F35

monochromatic

#142236 #243E62 #355A8F #4776BB #7397CB

Accessibility & contrast

On white

6.98

#355A8F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#355A8F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #355A8F

6.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##355A8F	#FFFFFF	#000000	##FFFFFF
##355A8F	1.00	6.98	3.01	6.98
#FFFFFF	6.98	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#435E91

Deuteranopia (green-blind)

#37558E

Tritanopia (blue-blind)

#00666D

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #355a8f;
/* rgb */ color: rgb(53, 90, 143);
/* oklch */ color: oklch(46.6% 0.097 257.5);

Tailwind

colors: {
  custom: {
    50: '#7588b0',
    500: '#355a8f',
    950: '#000000',
  },
}

SCSS

$custom: #355a8f;
$custom-light: #7588b0;
$custom-dark: #000000;

JSON

{
  "hex": "#355a8f",
  "rgb": {
    "r": 53,
    "g": 90,
    "b": 143
  },
  "hsl": {
    "h": 215.333,
    "s": 45.918,
    "l": 38.431
  },
  "oklch": {
    "l": 0.46598,
    "c": 0.09659,
    "h": 257.5
  },
  "luminance": 0.10052
}

Semantic roles & 50–950 ramp

primary

#355A8F

secondary

#B4966C

accent

#A052D6

background

#F7F8FA

surface

#EDEFF5

border

#C8CACF

text

#090B10

muted

#7B7C7F

Preview Lab

Preview with #355A8F

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

Preview Lab → · Contrast checker → · Palette generator →