#375EB7#375EB7

#375EB7 is a mid, vivid blue. Relative luminance 0.122; OKLCH L 50.2% C 0.148 H 264.0°. Best body text is #FFFFFF at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#375EB7
RGB	rgb(55, 94, 183)
HSL	hsl(222, 54%, 47%)
HSV	hsv(222, 70%, 72%)
CMYK	cmyk(69.9%, 48.6%, 0%, 28.2%)
CIE-LAB	lab(41.59, 16.60, -51.22)
CIE-LCH	lch(41.59, 53.85, 287.96°)
OKLab	oklab(50.22% -0.0154 -0.1469)
OKLCH	oklch(50.22% 0.148 264)
XYZ	xyz(14.1225, 12.2351, 46.4079)
Luminance	0.1224 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375EB7 #B79037

analogous

#379EB7 #375EB7 #5037B7

triadic

#375EB7 #B7375E #5EB737

tetradic

#375EB7 #B7379E #B79037 #37B750

square

#375EB7 #B7379E #B79037 #37B750

split-complementary

#375EB7 #B75037 #9EB737

monochromatic

#1B2E59 #294688 #375EB7 #5D7FCE #8CA4DC

Accessibility & contrast

On white

6.09

#375EB7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#375EB7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375EB7

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375EB7	#FFFFFF	#000000	##FFFFFF
##375EB7	1.00	6.09	3.45	6.09
#FFFFFF	6.09	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D68BA

Deuteranopia (green-blind)

#085DB5

Tritanopia (blue-blind)

#007382

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #375eb7;
/* rgb */ color: rgb(55, 94, 183);
/* oklch */ color: oklch(50.2% 0.148 264.0);

Tailwind

colors: {
  custom: {
    50: '#7d8bcd',
    500: '#375eb7',
    950: '#000000',
  },
}

SCSS

$custom: #375eb7;
$custom-light: #7d8bcd;
$custom-dark: #000000;

JSON

{
  "hex": "#375eb7",
  "rgb": {
    "r": 55,
    "g": 94,
    "b": 183
  },
  "hsl": {
    "h": 221.719,
    "s": 53.782,
    "l": 46.667
  },
  "oklch": {
    "l": 0.50217,
    "c": 0.14771,
    "h": 264
  },
  "luminance": 0.12237
}

Semantic roles & 50–950 ramp

primary

#375EB7

secondary

#C7B283

accent

#B14BDD

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #375EB7

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

Preview Lab → · Contrast checker → · Palette generator →