#3A5FD9#3A5FD9

#3A5FD9 is a mid, vivid blue. Relative luminance 0.141; OKLCH L 53.1% C 0.192 H 266.8°. Best body text is #FFFFFF at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#3A5FD9
RGB	rgb(58, 95, 217)
HSL	hsl(226, 68%, 54%)
HSV	hsv(226, 73%, 85%)
CMYK	cmyk(73.3%, 56.2%, 0%, 14.9%)
CIE-LAB	lab(44.36, 28.83, -66.36)
CIE-LCH	lch(44.36, 72.35, 293.48°)
OKLab	oklab(53.11% -0.0106 -0.1914)
OKLCH	oklch(53.11% 0.192 266.8)
XYZ	xyz(18.3571, 14.0917, 67.3847)
Luminance	0.1409 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A5FD9 #D9B43A

analogous

#3AAFD9 #3A5FD9 #653AD9

triadic

#3A5FD9 #D93A5F #5FD93A

tetradic

#3A5FD9 #D93AAF #D9B43A #3AD965

square

#3A5FD9 #D93AAF #D9B43A #3AD965

split-complementary

#3A5FD9 #D9653A #AFD93A

monochromatic

#193180 #2344B3 #3A5FD9 #6D89E3 #A1B2ED

Accessibility & contrast

On white

5.50

#3A5FD9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#3A5FD9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A5FD9

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A5FD9	#FFFFFF	#000000	##FFFFFF
##3A5FD9	1.00	5.50	3.82	5.50
#FFFFFF	5.50	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0071DD

Deuteranopia (green-blind)

#0062D7

Tritanopia (blue-blind)

#007D93

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #3a5fd9;
/* rgb */ color: rgb(58, 95, 217);
/* oklch */ color: oklch(53.1% 0.192 266.8);

Tailwind

colors: {
  custom: {
    50: '#858be6',
    500: '#3a5fd9',
    950: '#000000',
  },
}

SCSS

$custom: #3a5fd9;
$custom-light: #858be6;
$custom-dark: #000000;

JSON

{
  "hex": "#3a5fd9",
  "rgb": {
    "r": 58,
    "g": 95,
    "b": 217
  },
  "hsl": {
    "h": 226.038,
    "s": 67.66,
    "l": 53.922
  },
  "oklch": {
    "l": 0.5311,
    "c": 0.19166,
    "h": 266.8
  },
  "luminance": 0.14094
}

Semantic roles & 50–950 ramp

primary

#3A5FD9

secondary

#D9CA95

accent

#C23DEB

background

#F9F8FE

surface

#F1F0FC

border

#CBCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #3A5FD9

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

Preview Lab → · Contrast checker → · Palette generator →