#375CA8#375CA8

#375CA8 is a mid, vivid blue. Relative luminance 0.113; OKLCH L 48.7% C 0.129 H 263.0°. Best body text is #FFFFFF at 6.44:1 contrast (WCAG AA passes).

Color values

HEX	#375CA8
RGB	rgb(55, 92, 168)
HSL	hsl(220, 51%, 44%)
HSV	hsv(220, 67%, 66%)
CMYK	cmyk(67.3%, 45.2%, 0%, 34.1%)
CIE-LAB	lab(40.07, 12.38, -44.83)
CIE-LCH	lch(40.07, 46.51, 285.43°)
OKLab	oklab(48.75% -0.0158 -0.1281)
OKLCH	oklch(48.75% 0.129 263)
XYZ	xyz(12.4681, 11.2925, 38.5608)
Luminance	0.1129 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375CA8 #A88337

analogous

#3794A8 #375CA8 #4A37A8

triadic

#375CA8 #A8375C #5CA837

tetradic

#375CA8 #A83794 #A88337 #37A84A

square

#375CA8 #A83794 #A88337 #37A84A

split-complementary

#375CA8 #A84A37 #94A837

monochromatic

#192A4C #28437A #375CA8 #557AC7 #839ED6

Accessibility & contrast

On white

6.44

#375CA8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#375CA8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375CA8

6.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375CA8	#FFFFFF	#000000	##FFFFFF
##375CA8	1.00	6.44	3.26	6.44
#FFFFFF	6.44	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3764AB

Deuteranopia (green-blind)

#235AA6

Tritanopia (blue-blind)

#006D7A

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #375ca8;
/* rgb */ color: rgb(55, 92, 168);
/* oklch */ color: oklch(48.7% 0.129 263.0);

Tailwind

colors: {
  custom: {
    50: '#7a89c2',
    500: '#375ca8',
    950: '#000000',
  },
}

SCSS

$custom: #375ca8;
$custom-light: #7a89c2;
$custom-dark: #000000;

JSON

{
  "hex": "#375ca8",
  "rgb": {
    "r": 55,
    "g": 92,
    "b": 168
  },
  "hsl": {
    "h": 220.354,
    "s": 50.673,
    "l": 43.725
  },
  "oklch": {
    "l": 0.48747,
    "c": 0.12911,
    "h": 263
  },
  "luminance": 0.11294
}

Semantic roles & 50–950 ramp

primary

#375CA8

secondary

#C0A97B

accent

#AC4EDA

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #375CA8

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

Preview Lab → · Contrast checker → · Palette generator →