#375BAF#375BAF

#375BAF is a mid, vivid blue. Relative luminance 0.114; OKLCH L 49.0% C 0.140 H 264.4°. Best body text is #FFFFFF at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#375BAF
RGB	rgb(55, 91, 175)
HSL	hsl(222, 52%, 45%)
HSV	hsv(222, 69%, 69%)
CMYK	cmyk(68.6%, 48%, 0%, 31.4%)
CIE-LAB	lab(40.23, 15.60, -48.71)
CIE-LCH	lch(40.23, 51.15, 287.76°)
OKLab	oklab(49.01% -0.0137 -0.1396)
OKLCH	oklch(49.01% 0.14 264.4)
XYZ	xyz(13.0518, 11.3882, 42.0594)
Luminance	0.1139 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375BAF #AF8B37

analogous

#3797AF #375BAF #4F37AF

triadic

#375BAF #AF375B #5BAF37

tetradic

#375BAF #AF3797 #AF8B37 #37AF4F

square

#375BAF #AF3797 #AF8B37 #37AF4F

split-complementary

#375BAF #AF4F37 #97AF37

monochromatic

#1A2B52 #284380 #375BAF #597BCB #87A0D9

Accessibility & contrast

On white

6.41

#375BAF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#375BAF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375BAF

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375BAF	#FFFFFF	#000000	##FFFFFF
##375BAF	1.00	6.41	3.28	6.41
#FFFFFF	6.41	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F65B2

Deuteranopia (green-blind)

#135AAD

Tritanopia (blue-blind)

#006F7C

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #375baf;
/* rgb */ color: rgb(55, 91, 175);
/* oklch */ color: oklch(49.0% 0.140 264.4);

Tailwind

colors: {
  custom: {
    50: '#7c88c7',
    500: '#375baf',
    950: '#000000',
  },
}

SCSS

$custom: #375baf;
$custom-light: #7c88c7;
$custom-dark: #000000;

JSON

{
  "hex": "#375baf",
  "rgb": {
    "r": 55,
    "g": 91,
    "b": 175
  },
  "hsl": {
    "h": 222,
    "s": 52.174,
    "l": 45.098
  },
  "oklch": {
    "l": 0.4901,
    "c": 0.14025,
    "h": 264.4
  },
  "luminance": 0.1139
}

Semantic roles & 50–950 ramp

primary

#375BAF

secondary

#C3AF7F

accent

#B14CDC

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #375BAF

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

Preview Lab → · Contrast checker → · Palette generator →