#375FAF#375FAF

#375FAF is a mid, vivid blue. Relative luminance 0.121; OKLCH L 49.9% C 0.135 H 262.6°. Best body text is #FFFFFF at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#375FAF
RGB	rgb(55, 95, 175)
HSL	hsl(220, 52%, 45%)
HSV	hsv(220, 69%, 69%)
CMYK	cmyk(68.6%, 45.7%, 0%, 31.4%)
CIE-LAB	lab(41.36, 13.01, -46.90)
CIE-LCH	lch(41.36, 48.67, 285.51°)
OKLab	oklab(49.88% -0.0175 -0.1342)
OKLCH	oklch(49.88% 0.135 262.6)
XYZ	xyz(13.4029, 12.0904, 42.1765)
Luminance	0.1209 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375FAF #AF8737

analogous

#379BAF #375FAF #4B37AF

triadic

#375FAF #AF375F #5FAF37

tetradic

#375FAF #AF379B #AF8737 #37AF4B

square

#375FAF #AF379B #AF8737 #37AF4B

split-complementary

#375FAF #AF4B37 #9BAF37

monochromatic

#1A2C52 #284680 #375FAF #597FCB #87A2D9

Accessibility & contrast

On white

6.14

#375FAF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#375FAF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375FAF

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375FAF	#FFFFFF	#000000	##FFFFFF
##375FAF	1.00	6.14	3.42	6.14
#FFFFFF	6.14	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3767B2

Deuteranopia (green-blind)

#205CAD

Tritanopia (blue-blind)

#00727E

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #375faf;
/* rgb */ color: rgb(55, 95, 175);
/* oklch */ color: oklch(49.9% 0.135 262.6);

Tailwind

colors: {
  custom: {
    50: '#7b8bc7',
    500: '#375faf',
    950: '#000000',
  },
}

SCSS

$custom: #375faf;
$custom-light: #7b8bc7;
$custom-dark: #000000;

JSON

{
  "hex": "#375faf",
  "rgb": {
    "r": 55,
    "g": 95,
    "b": 175
  },
  "hsl": {
    "h": 220,
    "s": 52.174,
    "l": 45.098
  },
  "oklch": {
    "l": 0.49879,
    "c": 0.13531,
    "h": 262.6
  },
  "luminance": 0.12092
}

Semantic roles & 50–950 ramp

primary

#375FAF

secondary

#C3AC7F

accent

#AC4CDC

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #375FAF

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

Preview Lab → · Contrast checker → · Palette generator →