#375EBC#375EBC

#375EBC is a mid, vivid blue. Relative luminance 0.124; OKLCH L 50.6% C 0.155 H 264.5°. Best body text is #FFFFFF at 6.02:1 contrast (WCAG AA passes).

Color values

HEX	#375EBC
RGB	rgb(55, 94, 188)
HSL	hsl(222, 55%, 48%)
HSV	hsv(222, 71%, 74%)
CMYK	cmyk(70.7%, 50%, 0%, 26.3%)
CIE-LAB	lab(41.92, 18.45, -53.61)
CIE-LCH	lch(41.92, 56.70, 288.99°)
OKLab	oklab(50.58% -0.0147 -0.1539)
OKLCH	oklch(50.58% 0.155 264.5)
XYZ	xyz(14.6522, 12.4470, 49.1975)
Luminance	0.1245 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375EBC #BC9537

analogous

#37A1BC #375EBC #5237BC

triadic

#375EBC #BC375E #5EBC37

tetradic

#375EBC #BC37A1 #BC9537 #37BC52

square

#375EBC #BC37A1 #BC9537 #37BC52

split-complementary

#375EBC #BC5237 #A1BC37

monochromatic

#1B2F5D #29468D #375EBC #6081D0 #8FA6DE

Accessibility & contrast

On white

6.02

#375EBC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.49

#375EBC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375EBC

6.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375EBC	#FFFFFF	#000000	##FFFFFF
##375EBC	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)

#2769BF

Deuteranopia (green-blind)

#005DBA

Tritanopia (blue-blind)

#007484

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #375ebc;
/* rgb */ color: rgb(55, 94, 188);
/* oklch */ color: oklch(50.6% 0.155 264.5);

Tailwind

colors: {
  custom: {
    50: '#7e8bd1',
    500: '#375ebc',
    950: '#000000',
  },
}

SCSS

$custom: #375ebc;
$custom-light: #7e8bd1;
$custom-dark: #000000;

JSON

{
  "hex": "#375ebc",
  "rgb": {
    "r": 55,
    "g": 94,
    "b": 188
  },
  "hsl": {
    "h": 222.406,
    "s": 54.733,
    "l": 47.647
  },
  "oklch": {
    "l": 0.50575,
    "c": 0.15464,
    "h": 264.5
  },
  "luminance": 0.12448
}

Semantic roles & 50–950 ramp

primary

#375EBC

secondary

#C9B586

accent

#B34ADE

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #375EBC

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

Preview Lab → · Contrast checker → · Palette generator →