#375FAD#375FAD

#375FAD is a mid, vivid blue. Relative luminance 0.120; OKLCH L 49.7% C 0.133 H 262.2°. Best body text is #FFFFFF at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#375FAD
RGB	rgb(55, 95, 173)
HSL	hsl(220, 52%, 45%)
HSV	hsv(220, 68%, 68%)
CMYK	cmyk(68.2%, 45.1%, 0%, 32.2%)
CIE-LAB	lab(41.24, 12.27, -45.92)
CIE-LCH	lch(41.24, 47.53, 284.97°)
OKLab	oklab(49.74% -0.0179 -0.1313)
OKLCH	oklch(49.74% 0.133 262.2)
XYZ	xyz(13.2079, 12.0125, 41.1496)
Luminance	0.1201 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375FAD #AD8537

analogous

#379AAD #375FAD #4A37AD

triadic

#375FAD #AD375F #5FAD37

tetradic

#375FAD #AD379A #AD8537 #37AD4A

square

#375FAD #AD379A #AD8537 #37AD4A

split-complementary

#375FAD #AD4A37 #9AAD37

monochromatic

#192C50 #28467F #375FAD #577ECA #86A2D8

Accessibility & contrast

On white

6.17

#375FAD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#375FAD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375FAD

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

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

#3967B0

Deuteranopia (green-blind)

#245CAB

Tritanopia (blue-blind)

#00717D

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #375fad;
/* rgb */ color: rgb(55, 95, 173);
/* oklch */ color: oklch(49.7% 0.133 262.2);

Tailwind

colors: {
  custom: {
    50: '#7b8bc6',
    500: '#375fad',
    950: '#000000',
  },
}

SCSS

$custom: #375fad;
$custom-light: #7b8bc6;
$custom-dark: #000000;

JSON

{
  "hex": "#375fad",
  "rgb": {
    "r": 55,
    "g": 95,
    "b": 173
  },
  "hsl": {
    "h": 219.661,
    "s": 51.754,
    "l": 44.706
  },
  "oklch": {
    "l": 0.49744,
    "c": 0.1325,
    "h": 262.2
  },
  "luminance": 0.12014
}

Semantic roles & 50–950 ramp

primary

#375FAD

secondary

#C2AB7D

accent

#AB4DDB

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #375FAD

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

Preview Lab → · Contrast checker → · Palette generator →