#375A9C#375A9C

#375A9C is a mid, moderate blue. Relative luminance 0.105; OKLCH L 47.5% C 0.114 H 261.9°. Best body text is #FFFFFF at 6.76:1 contrast (WCAG AA passes).

Color values

HEX	#375A9C
RGB	rgb(55, 90, 156)
HSL	hsl(219, 48%, 41%)
HSV	hsv(219, 65%, 61%)
CMYK	cmyk(64.7%, 42.3%, 0%, 38.8%)
CIE-LAB	lab(38.77, 9.29, -39.76)
CIE-LCH	lch(38.77, 40.83, 283.15°)
OKLab	oklab(47.51% -0.0161 -0.1133)
OKLCH	oklch(47.51% 0.114 261.9)
XYZ	xyz(11.2304, 10.5238, 32.8855)
Luminance	0.1052 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375A9C #9C7937

analogous

#378D9C #375A9C #47379C

triadic

#375A9C #9C375A #5A9C37

tetradic

#375A9C #9C378D #9C7937 #379C47

square

#375A9C #9C378D #9C7937 #379C47

split-complementary

#375A9C #9C4737 #8D9C37

monochromatic

#172642 #27406F #375A9C #4F77C1 #7C9AD1

Accessibility & contrast

On white

6.76

#375A9C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#375A9C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375A9C

6.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375A9C	#FFFFFF	#000000	##FFFFFF
##375A9C	1.00	6.76	3.11	6.76
#FFFFFF	6.76	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C609F

Deuteranopia (green-blind)

#2D579B

Tritanopia (blue-blind)

#006973

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #375a9c;
/* rgb */ color: rgb(55, 90, 156);
/* oklch */ color: oklch(47.5% 0.114 261.9);

Tailwind

colors: {
  custom: {
    50: '#7888b9',
    500: '#375a9c',
    950: '#000000',
  },
}

SCSS

$custom: #375a9c;
$custom-light: #7888b9;
$custom-dark: #000000;

JSON

{
  "hex": "#375a9c",
  "rgb": {
    "r": 55,
    "g": 90,
    "b": 156
  },
  "hsl": {
    "h": 219.208,
    "s": 47.867,
    "l": 41.373
  },
  "oklch": {
    "l": 0.47509,
    "c": 0.11443,
    "h": 261.9
  },
  "luminance": 0.10525
}

Semantic roles & 50–950 ramp

primary

#375A9C

secondary

#BAA275

accent

#A950D7

background

#F7F8FB

surface

#EEEFF6

border

#C9CAD0

text

#0A0B11

muted

#7C7C80

Preview Lab

Preview with #375A9C

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

Preview Lab → · Contrast checker → · Palette generator →