#355B91#355B91

#355B91 is a mid, moderate blue. Relative luminance 0.103; OKLCH L 47.0% C 0.098 H 257.3°. Best body text is #FFFFFF at 6.87:1 contrast (WCAG AA passes).

Color values

HEX	#355B91
RGB	rgb(53, 91, 145)
HSL	hsl(215, 46%, 39%)
HSV	hsv(215, 63%, 57%)
CMYK	cmyk(63.4%, 37.2%, 0%, 43.1%)
CIE-LAB	lab(38.34, 4.28, -33.82)
CIE-LCH	lch(38.34, 34.09, 277.21°)
OKLab	oklab(46.95% -0.0215 -0.0959)
OKLCH	oklch(46.95% 0.098 257.3)
XYZ	xyz(10.3183, 10.2824, 28.2235)
Luminance	0.1028 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#355B91 #916B35

analogous

#358991 #355B91 #3D3591

triadic

#355B91 #91355B #5B9135

tetradic

#355B91 #913589 #916B35 #35913D

square

#355B91 #913589 #916B35 #35913D

split-complementary

#355B91 #913D35 #899135

monochromatic

#142337 #253F64 #355B91 #4777BC #7499CC

Accessibility & contrast

On white

6.87

#355B91 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#355B91 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #355B91

6.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##355B91	#FFFFFF	#000000	##FFFFFF
##355B91	1.00	6.87	3.06	6.87
#FFFFFF	6.87	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#445F93

Deuteranopia (green-blind)

#375690

Tritanopia (blue-blind)

#00676F

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #355b91;
/* rgb */ color: rgb(53, 91, 145);
/* oklch */ color: oklch(47.0% 0.098 257.3);

Tailwind

colors: {
  custom: {
    50: '#7589b1',
    500: '#355b91',
    950: '#000000',
  },
}

SCSS

$custom: #355b91;
$custom-light: #7589b1;
$custom-dark: #000000;

JSON

{
  "hex": "#355b91",
  "rgb": {
    "r": 53,
    "g": 91,
    "b": 145
  },
  "hsl": {
    "h": 215.217,
    "s": 46.465,
    "l": 38.824
  },
  "oklch": {
    "l": 0.46953,
    "c": 0.0983,
    "h": 257.3
  },
  "luminance": 0.10283
}

Semantic roles & 50–950 ramp

primary

#355B91

secondary

#B5976D

accent

#9F52D6

background

#F7F8FA

surface

#EDEFF5

border

#C8CACF

text

#090B11

muted

#7B7C80

Preview Lab

Preview with #355B91

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

Preview Lab → · Contrast checker → · Palette generator →