#3A5FC3#3A5FC3

#3A5FC3 is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.4% C 0.162 H 265.7°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#3A5FC3
RGB	rgb(58, 95, 195)
HSL	hsl(224, 54%, 50%)
HSV	hsv(224, 70%, 76%)
CMYK	cmyk(70.3%, 51.3%, 0%, 23.5%)
CIE-LAB	lab(42.80, 20.81, -56.25)
CIE-LCH	lch(42.80, 59.98, 290.30°)
OKLab	oklab(51.43% -0.0122 -0.1616)
OKLCH	oklch(51.43% 0.162 265.7)
XYZ	xyz(15.6840, 13.0225, 53.3062)
Luminance	0.1302 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A5FC3 #C39E3A

analogous

#3AA3C3 #3A5FC3 #5A3AC3

triadic

#3A5FC3 #C33A5F #5FC33A

tetradic

#3A5FC3 #C33AA3 #C39E3A #3AC35A

square

#3A5FC3 #C33AA3 #C39E3A #3AC35A

split-complementary

#3A5FC3 #C35A3A #A3C33A

monochromatic

#1E3165 #2C4894 #3A5FC3 #6885D2 #97ABE0

Accessibility & contrast

On white

5.83

#3A5FC3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#3A5FC3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A5FC3

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A5FC3	#FFFFFF	#000000	##FFFFFF
##3A5FC3	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#216CC7

Deuteranopia (green-blind)

#005FC1

Tritanopia (blue-blind)

#007788

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #3a5fc3;
/* rgb */ color: rgb(58, 95, 195);
/* oklch */ color: oklch(51.4% 0.162 265.7);

Tailwind

colors: {
  custom: {
    50: '#818bd6',
    500: '#3a5fc3',
    950: '#000000',
  },
}

SCSS

$custom: #3a5fc3;
$custom-light: #818bd6;
$custom-dark: #000000;

JSON

{
  "hex": "#3a5fc3",
  "rgb": {
    "r": 58,
    "g": 95,
    "b": 195
  },
  "hsl": {
    "h": 223.796,
    "s": 54.15,
    "l": 49.608
  },
  "oklch": {
    "l": 0.51432,
    "c": 0.1621,
    "h": 265.7
  },
  "luminance": 0.13024
}

Semantic roles & 50–950 ramp

primary

#3A5FC3

secondary

#CCBB8D

accent

#B64ADE

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0C14

muted

#7D7D83

Preview Lab

Preview with #3A5FC3

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

Preview Lab → · Contrast checker → · Palette generator →