#375B8A#375B8A

#375B8A is a mid, moderate cyan. Relative luminance 0.101; OKLCH L 46.6% C 0.087 H 255.6°. Best body text is #FFFFFF at 6.94:1 contrast (WCAG AA passes).

Color values

HEX	#375B8A
RGB	rgb(55, 91, 138)
HSL	hsl(214, 43%, 38%)
HSV	hsv(214, 60%, 54%)
CMYK	cmyk(60.1%, 34.1%, 0%, 45.9%)
CIE-LAB	lab(38.07, 2.20, -30.01)
CIE-LCH	lch(38.07, 30.09, 274.20°)
OKLab	oklab(46.65% -0.0217 -0.0848)
OKLCH	oklch(46.65% 0.087 255.6)
XYZ	xyz(9.9025, 10.1285, 25.4730)
Luminance	0.1013 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375B8A #8A6637

analogous

#37848A #375B8A #3D378A

triadic

#375B8A #8A375B #5B8A37

tetradic

#375B8A #8A3784 #8A6637 #378A3D

square

#375B8A #8A3784 #8A6637 #378A3D

split-complementary

#375B8A #8A3D37 #848A37

monochromatic

#142132 #263E5E #375B8A #4878B6 #7498C8

Accessibility & contrast

On white

6.94

#375B8A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#375B8A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375B8A

6.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375B8A	#FFFFFF	#000000	##FFFFFF
##375B8A	1.00	6.94	3.03	6.94
#FFFFFF	6.94	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#475E8C

Deuteranopia (green-blind)

#3D5689

Tritanopia (blue-blind)

#00666C

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #375b8a;
/* rgb */ color: rgb(55, 91, 138);
/* oklch */ color: oklch(46.6% 0.087 255.6);

Tailwind

colors: {
  custom: {
    50: '#7589ac',
    500: '#375b8a',
    950: '#000000',
  },
}

SCSS

$custom: #375b8a;
$custom-light: #7589ac;
$custom-dark: #000000;

JSON

{
  "hex": "#375b8a",
  "rgb": {
    "r": 55,
    "g": 91,
    "b": 138
  },
  "hsl": {
    "h": 213.976,
    "s": 43.005,
    "l": 37.843
  },
  "oklch": {
    "l": 0.46646,
    "c": 0.08748,
    "h": 255.6
  },
  "luminance": 0.10129
}

Semantic roles & 50–950 ramp

primary

#375B8A

secondary

#B0936D

accent

#9C55D3

background

#F7F8FA

surface

#EDEFF4

border

#C8CACE

text

#090B10

muted

#7B7C7F

Preview Lab

Preview with #375B8A

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

Preview Lab → · Contrast checker → · Palette generator →