#375BAE#375BAE

#375BAE is a mid, vivid blue. Relative luminance 0.114; OKLCH L 48.9% C 0.139 H 264.3°. Best body text is #FFFFFF at 6.42:1 contrast (WCAG AA passes).

Color values

HEX	#375BAE
RGB	rgb(55, 91, 174)
HSL	hsl(222, 52%, 45%)
HSV	hsv(222, 68%, 68%)
CMYK	cmyk(68.4%, 47.7%, 0%, 31.8%)
CIE-LAB	lab(40.16, 15.23, -48.23)
CIE-LCH	lch(40.16, 50.58, 287.53°)
OKLab	oklab(48.94% -0.0139 -0.1381)
OKLCH	oklch(48.94% 0.139 264.3)
XYZ	xyz(12.9539, 11.3491, 41.5441)
Luminance	0.1135 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375BAE #AE8A37

analogous

#3796AE #375BAE #4F37AE

triadic

#375BAE #AE375B #5BAE37

tetradic

#375BAE #AE3796 #AE8A37 #37AE4F

square

#375BAE #AE3796 #AE8A37 #37AE4F

split-complementary

#375BAE #AE4F37 #96AE37

monochromatic

#1A2A51 #28437F #375BAE #587BCA #869FD9

Accessibility & contrast

On white

6.42

#375BAE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#375BAE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375BAE

6.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375BAE	#FFFFFF	#000000	##FFFFFF
##375BAE	1.00	6.42	3.27	6.42
#FFFFFF	6.42	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3064B1

Deuteranopia (green-blind)

#155AAC

Tritanopia (blue-blind)

#006E7C

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #375bae;
/* rgb */ color: rgb(55, 91, 174);
/* oklch */ color: oklch(48.9% 0.139 264.3);

Tailwind

colors: {
  custom: {
    50: '#7b88c7',
    500: '#375bae',
    950: '#000000',
  },
}

SCSS

$custom: #375bae;
$custom-light: #7b88c7;
$custom-dark: #000000;

JSON

{
  "hex": "#375bae",
  "rgb": {
    "r": 55,
    "g": 91,
    "b": 174
  },
  "hsl": {
    "h": 221.849,
    "s": 51.965,
    "l": 44.902
  },
  "oklch": {
    "l": 0.4894,
    "c": 0.13884,
    "h": 264.3
  },
  "luminance": 0.1135
}

Semantic roles & 50–950 ramp

primary

#375BAE

secondary

#C3AE7E

accent

#B04CDB

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #375BAE

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

Preview Lab → · Contrast checker → · Palette generator →