#375BBE#375BBE

#375BBE is a mid, vivid blue. Relative luminance 0.120; OKLCH L 50.1% C 0.161 H 265.8°. Best body text is #FFFFFF at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#375BBE
RGB	rgb(55, 91, 190)
HSL	hsl(224, 55%, 48%)
HSV	hsv(224, 71%, 75%)
CMYK	cmyk(71.1%, 52.1%, 0%, 25.5%)
CIE-LAB	lab(41.23, 21.13, -55.88)
CIE-LCH	lch(41.23, 59.74, 290.71°)
OKLab	oklab(50.1% -0.0119 -0.1607)
OKLCH	oklch(50.1% 0.161 265.8)
XYZ	xyz(14.6076, 12.0106, 50.2536)
Luminance	0.1201 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375BBE #BE9A37

analogous

#379EBE #375BBE #5637BE

triadic

#375BBE #BE375B #5BBE37

tetradic

#375BBE #BE379E #BE9A37 #37BE56

square

#375BBE #BE379E #BE9A37 #37BE56

split-complementary

#375BBE #BE5637 #9EBE37

monochromatic

#1C2E5F #29448F #375BBE #617FD1 #90A5DF

Accessibility & contrast

On white

6.17

#375BBE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#375BBE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375BBE

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375BBE	#FFFFFF	#000000	##FFFFFF
##375BBE	1.00	6.17	3.40	6.17
#FFFFFF	6.17	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A68C2

Deuteranopia (green-blind)

#005BBC

Tritanopia (blue-blind)

#007384

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #375bbe;
/* rgb */ color: rgb(55, 91, 190);
/* oklch */ color: oklch(50.1% 0.161 265.8);

Tailwind

colors: {
  custom: {
    50: '#7f88d2',
    500: '#375bbe',
    950: '#000000',
  },
}

SCSS

$custom: #375bbe;
$custom-light: #7f88d2;
$custom-dark: #000000;

JSON

{
  "hex": "#375bbe",
  "rgb": {
    "r": 55,
    "g": 91,
    "b": 190
  },
  "hsl": {
    "h": 224,
    "s": 55.102,
    "l": 48.039
  },
  "oklch": {
    "l": 0.50098,
    "c": 0.16111,
    "h": 265.8
  },
  "luminance": 0.12012
}

Semantic roles & 50–950 ramp

primary

#375BBE

secondary

#CAB887

accent

#B749DE

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #375BBE

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

Preview Lab → · Contrast checker → · Palette generator →