#375DCE#375DCE

#375DCE is a mid, vivid blue. Relative luminance 0.131; OKLCH L 51.7% C 0.180 H 266.1°. Best body text is #FFFFFF at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#375DCE
RGB	rgb(55, 93, 206)
HSL	hsl(225, 61%, 51%)
HSV	hsv(225, 73%, 81%)
CMYK	cmyk(73.3%, 54.9%, 0%, 19.2%)
CIE-LAB	lab(42.91, 25.73, -62.43)
CIE-LCH	lch(42.91, 67.53, 292.39°)
OKLab	oklab(51.72% -0.0122 -0.1799)
OKLCH	oklch(51.72% 0.18 266.1)
XYZ	xyz(16.6266, 13.0954, 60.0320)
Luminance	0.1310 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375DCE #CEA837

analogous

#37A8CE #375DCE #5C37CE

triadic

#375DCE #CE375D #5DCE37

tetradic

#375DCE #CE37A8 #CEA837 #37CE5C

square

#375DCE #CE37A8 #CEA837 #37CE5C

split-complementary

#375DCE #CE5C37 #A8CE37

monochromatic

#1B306F #2746A0 #375DCE #6885DA #99ADE6

Accessibility & contrast

On white

5.80

#375DCE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#375DCE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375DCE

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375DCE	#FFFFFF	#000000	##FFFFFF
##375DCE	1.00	5.80	3.62	5.80
#FFFFFF	5.80	1.00	21.00	1.00
#000000	3.62	21.00	1.00	21.00
##FFFFFF	5.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DD2

Deuteranopia (green-blind)

#005FCC

Tritanopia (blue-blind)

#00798C

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #375dce;
/* rgb */ color: rgb(55, 93, 206);
/* oklch */ color: oklch(51.7% 0.180 266.1);

Tailwind

colors: {
  custom: {
    50: '#828ade',
    500: '#375dce',
    950: '#000000',
  },
}

SCSS

$custom: #375dce;
$custom-light: #828ade;
$custom-dark: #000000;

JSON

{
  "hex": "#375dce",
  "rgb": {
    "r": 55,
    "g": 93,
    "b": 206
  },
  "hsl": {
    "h": 224.901,
    "s": 60.643,
    "l": 51.176
  },
  "oklch": {
    "l": 0.51724,
    "c": 0.18032,
    "h": 266.1
  },
  "luminance": 0.13097
}

Semantic roles & 50–950 ramp

primary

#375DCE

secondary

#D2C18F

accent

#BC44E4

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #375DCE

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

Preview Lab → · Contrast checker → · Palette generator →