#375DC3#375DC3

#375DC3 is a mid, vivid blue. Relative luminance 0.126; OKLCH L 50.9% C 0.165 H 265.5°. Best body text is #FFFFFF at 5.97:1 contrast (WCAG AA passes).

Color values

HEX	#375DC3
RGB	rgb(55, 93, 195)
HSL	hsl(224, 56%, 49%)
HSV	hsv(224, 72%, 76%)
CMYK	cmyk(71.8%, 52.3%, 0%, 23.5%)
CIE-LAB	lab(42.12, 21.68, -57.35)
CIE-LCH	lch(42.12, 61.31, 290.71°)
OKLab	oklab(50.88% -0.0131 -0.165)
OKLCH	oklch(50.88% 0.165 265.5)
XYZ	xyz(15.3368, 12.5794, 53.2390)
Luminance	0.1258 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375DC3 #C39D37

analogous

#37A3C3 #375DC3 #5737C3

triadic

#375DC3 #C3375D #5DC337

tetradic

#375DC3 #C337A3 #C39D37 #37C357

square

#375DC3 #C337A3 #C39D37 #37C357

split-complementary

#375DC3 #C35737 #A3C337

monochromatic

#1C2F64 #2A4693 #375DC3 #6482D3 #94A9E1

Accessibility & contrast

On white

5.97

#375DC3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#375DC3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375DC3

5.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375DC3	#FFFFFF	#000000	##FFFFFF
##375DC3	1.00	5.97	3.52	5.97
#FFFFFF	5.97	1.00	21.00	1.00
#000000	3.52	21.00	1.00	21.00
##FFFFFF	5.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#186AC7

Deuteranopia (green-blind)

#005DC1

Tritanopia (blue-blind)

#007587

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #375dc3;
/* rgb */ color: rgb(55, 93, 195);
/* oklch */ color: oklch(50.9% 0.165 265.5);

Tailwind

colors: {
  custom: {
    50: '#808ad6',
    500: '#375dc3',
    950: '#000000',
  },
}

SCSS

$custom: #375dc3;
$custom-light: #808ad6;
$custom-dark: #000000;

JSON

{
  "hex": "#375dc3",
  "rgb": {
    "r": 55,
    "g": 93,
    "b": 195
  },
  "hsl": {
    "h": 223.714,
    "s": 56,
    "l": 49.02
  },
  "oklch": {
    "l": 0.50883,
    "c": 0.16548,
    "h": 265.5
  },
  "luminance": 0.12581
}

Semantic roles & 50–950 ramp

primary

#375DC3

secondary

#CCBA8A

accent

#B649DF

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #375DC3

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

Preview Lab → · Contrast checker → · Palette generator →