#375699#375699

#375699 is a mid, moderate blue. Relative luminance 0.098; OKLCH L 46.4% C 0.115 H 263.8°. Best body text is #FFFFFF at 7.11:1 contrast (WCAG AA passes).

Color values

HEX	#375699
RGB	rgb(55, 86, 153)
HSL	hsl(221, 47%, 41%)
HSV	hsv(221, 64%, 60%)
CMYK	cmyk(64.1%, 43.8%, 0%, 40%)
CIE-LAB	lab(37.42, 10.80, -40.11)
CIE-LCH	lch(37.42, 41.54, 285.07°)
OKLab	oklab(46.41% -0.0124 -0.1144)
OKLCH	oklch(46.41% 0.115 263.8)
XYZ	xyz(10.6511, 9.7667, 31.4547)
Luminance	0.0977 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375699 #997A37

analogous

#378799 #375699 #493799

triadic

#375699 #993756 #569937

tetradic

#375699 #993787 #997A37 #379949

square

#375699 #993787 #997A37 #379949

split-complementary

#375699 #994937 #879937

monochromatic

#17233F #273D6C #375699 #4E72BF #7B96D0

Accessibility & contrast

On white

7.11

#375699 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.95

#375699 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #375699

7.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375699	#FFFFFF	#000000	##FFFFFF
##375699	1.00	7.11	2.95	7.11
#FFFFFF	7.11	1.00	21.00	1.00
#000000	2.95	21.00	1.00	21.00
##FFFFFF	7.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#375D9C

Deuteranopia (green-blind)

#285498

Tritanopia (blue-blind)

#006570

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #375699;
/* rgb */ color: rgb(55, 86, 153);
/* oklch */ color: oklch(46.4% 0.115 263.8);

Tailwind

colors: {
  custom: {
    50: '#7885b7',
    500: '#375699',
    950: '#000000',
  },
}

SCSS

$custom: #375699;
$custom-light: #7885b7;
$custom-dark: #000000;

JSON

{
  "hex": "#375699",
  "rgb": {
    "r": 55,
    "g": 86,
    "b": 153
  },
  "hsl": {
    "h": 221.02,
    "s": 47.115,
    "l": 40.784
  },
  "oklch": {
    "l": 0.46413,
    "c": 0.11503,
    "h": 263.8
  },
  "luminance": 0.09768
}

Semantic roles & 50–950 ramp

primary

#375699

secondary

#B9A373

accent

#AC51D7

background

#F7F8FB

surface

#EEEFF6

border

#C9CAD0

text

#090B11

muted

#7B7C80

Preview Lab

Preview with #375699

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

Preview Lab → · Contrast checker → · Palette generator →