#375DC0#375DC0

#375DC0 is a mid, vivid blue. Relative luminance 0.124; OKLCH L 50.7% C 0.161 H 265.2°. Best body text is #FFFFFF at 6.02:1 contrast (WCAG AA passes).

Color values

HEX	#375DC0
RGB	rgb(55, 93, 192)
HSL	hsl(223, 55%, 48%)
HSV	hsv(223, 71%, 75%)
CMYK	cmyk(71.4%, 51.6%, 0%, 24.7%)
CIE-LAB	lab(41.91, 20.57, -55.94)
CIE-LCH	lch(41.91, 59.61, 290.19°)
OKLab	oklab(50.66% -0.0134 -0.1608)
OKLCH	oklch(50.66% 0.161 265.2)
XYZ	xyz(15.0010, 12.4451, 51.4705)
Luminance	0.1245 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375DC0 #C09A37

analogous

#37A1C0 #375DC0 #5537C0

triadic

#375DC0 #C0375D #5DC037

tetradic

#375DC0 #C037A1 #C09A37 #37C055

square

#375DC0 #C037A1 #C09A37 #37C055

split-complementary

#375DC0 #C05537 #A1C037

monochromatic

#1C2F61 #294690 #375DC0 #6281D2 #92A7E0

Accessibility & contrast

On white

6.02

#375DC0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.49

#375DC0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375DC0

6.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375DC0	#FFFFFF	#000000	##FFFFFF
##375DC0	1.00	6.02	3.49	6.02
#FFFFFF	6.02	1.00	21.00	1.00
#000000	3.49	21.00	1.00	21.00
##FFFFFF	6.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E6AC4

Deuteranopia (green-blind)

#005DBE

Tritanopia (blue-blind)

#007585

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #375dc0;
/* rgb */ color: rgb(55, 93, 192);
/* oklch */ color: oklch(50.7% 0.161 265.2);

Tailwind

colors: {
  custom: {
    50: '#7f8ad4',
    500: '#375dc0',
    950: '#000000',
  },
}

SCSS

$custom: #375dc0;
$custom-light: #7f8ad4;
$custom-dark: #000000;

JSON

{
  "hex": "#375dc0",
  "rgb": {
    "r": 55,
    "g": 93,
    "b": 192
  },
  "hsl": {
    "h": 223.358,
    "s": 55.466,
    "l": 48.431
  },
  "oklch": {
    "l": 0.5066,
    "c": 0.16138,
    "h": 265.2
  },
  "luminance": 0.12447
}

Semantic roles & 50–950 ramp

primary

#375DC0

secondary

#CBB888

accent

#B549DF

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #375DC0

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

Preview Lab → · Contrast checker → · Palette generator →