#375CBA#375CBA

#375CBA is a mid, vivid blue. Relative luminance 0.120; OKLCH L 50.0% C 0.154 H 265.1°. Best body text is #FFFFFF at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#375CBA
RGB	rgb(55, 92, 186)
HSL	hsl(223, 54%, 47%)
HSV	hsv(223, 70%, 73%)
CMYK	cmyk(70.4%, 50.5%, 0%, 27.1%)
CIE-LAB	lab(41.23, 19.01, -53.55)
CIE-LCH	lch(41.23, 56.82, 289.54°)
OKLab	oklab(50.01% -0.0132 -0.1538)
OKLCH	oklch(50.01% 0.154 265.1)
XYZ	xyz(14.2625, 12.0102, 48.0114)
Luminance	0.1201 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375CBA #BA9537

analogous

#379EBA #375CBA #5337BA

triadic

#375CBA #BA375C #5CBA37

tetradic

#375CBA #BA379E #BA9537 #37BA53

square

#375CBA #BA379E #BA9537 #37BA53

split-complementary

#375CBA #BA5337 #9EBA37

monochromatic

#1B2D5C #29458B #375CBA #5F7FD0 #8EA4DE

Accessibility & contrast

On white

6.17

#375CBA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#375CBA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375CBA

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

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

#2468BD

Deuteranopia (green-blind)

#005CB8

Tritanopia (blue-blind)

#007282

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #375cba;
/* rgb */ color: rgb(55, 92, 186);
/* oklch */ color: oklch(50.0% 0.154 265.1);

Tailwind

colors: {
  custom: {
    50: '#7e89cf',
    500: '#375cba',
    950: '#000000',
  },
}

SCSS

$custom: #375cba;
$custom-light: #7e89cf;
$custom-dark: #000000;

JSON

{
  "hex": "#375cba",
  "rgb": {
    "r": 55,
    "g": 92,
    "b": 186
  },
  "hsl": {
    "h": 223.053,
    "s": 54.357,
    "l": 47.255
  },
  "oklch": {
    "l": 0.5001,
    "c": 0.15435,
    "h": 265.1
  },
  "luminance": 0.12012
}

Semantic roles & 50–950 ramp

primary

#375CBA

secondary

#C8B585

accent

#B44ADE

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #375CBA

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

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