#375CAF#375CAF

#375CAF is a mid, vivid blue. Relative luminance 0.116; OKLCH L 49.2% C 0.139 H 263.9°. Best body text is #FFFFFF at 6.34:1 contrast (WCAG AA passes).

Color values

HEX	#375CAF
RGB	rgb(55, 92, 175)
HSL	hsl(222, 52%, 45%)
HSV	hsv(222, 69%, 69%)
CMYK	cmyk(68.6%, 47.4%, 0%, 31.4%)
CIE-LAB	lab(40.51, 14.95, -48.26)
CIE-LCH	lch(40.51, 50.52, 287.21°)
OKLab	oklab(49.23% -0.0147 -0.1382)
OKLCH	oklch(49.23% 0.139 263.9)
XYZ	xyz(13.1378, 11.5604, 42.0881)
Luminance	0.1156 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375CAF #AF8A37

analogous

#3798AF #375CAF #4E37AF

triadic

#375CAF #AF375C #5CAF37

tetradic

#375CAF #AF3798 #AF8A37 #37AF4E

square

#375CAF #AF3798 #AF8A37 #37AF4E

split-complementary

#375CAF #AF4E37 #98AF37

monochromatic

#1A2B52 #284480 #375CAF #597CCB #87A0D9

Accessibility & contrast

On white

6.34

#375CAF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#375CAF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375CAF

6.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375CAF	#FFFFFF	#000000	##FFFFFF
##375CAF	1.00	6.34	3.31	6.34
#FFFFFF	6.34	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3165B2

Deuteranopia (green-blind)

#175AAD

Tritanopia (blue-blind)

#006F7D

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #375caf;
/* rgb */ color: rgb(55, 92, 175);
/* oklch */ color: oklch(49.2% 0.139 263.9);

Tailwind

colors: {
  custom: {
    50: '#7c89c7',
    500: '#375caf',
    950: '#000000',
  },
}

SCSS

$custom: #375caf;
$custom-light: #7c89c7;
$custom-dark: #000000;

JSON

{
  "hex": "#375caf",
  "rgb": {
    "r": 55,
    "g": 92,
    "b": 175
  },
  "hsl": {
    "h": 221.5,
    "s": 52.174,
    "l": 45.098
  },
  "oklch": {
    "l": 0.49226,
    "c": 0.13901,
    "h": 263.9
  },
  "luminance": 0.11562
}

Semantic roles & 50–950 ramp

primary

#375CAF

secondary

#C3AE7F

accent

#AF4CDC

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #375CAF

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

Preview Lab → · Contrast checker → · Palette generator →