#3A4FBA#3A4FBA

#3A4FBA is a mid, vivid blue. Relative luminance 0.100; OKLCH L 47.5% C 0.170 H 270.2°. Best body text is #FFFFFF at 6.98:1 contrast (WCAG AA passes).

Color values

HEX	#3A4FBA
RGB	rgb(58, 79, 186)
HSL	hsl(230, 52%, 48%)
HSV	hsv(230, 69%, 73%)
CMYK	cmyk(68.8%, 57.5%, 0%, 27.1%)
CIE-LAB	lab(37.91, 27.88, -58.93)
CIE-LCH	lch(37.91, 65.19, 295.32°)
OKLab	oklab(47.54% 0.0007 -0.1698)
OKLCH	oklch(47.54% 0.17 270.2)
XYZ	xyz(13.4008, 10.0354, 47.6756)
Luminance	0.1004 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A4FBA #BAA53A

analogous

#3A8FBA #3A4FBA #653ABA

triadic

#3A4FBA #BA3A4F #4FBA3A

tetradic

#3A4FBA #BA3A8F #BAA53A #3ABA65

square

#3A4FBA #BA3A8F #BAA53A #3ABA65

split-complementary

#3A4FBA #BA653A #8FBA3A

monochromatic

#1D275D #2B3B8B #3A4FBA #6375CE #929EDD

Accessibility & contrast

On white

6.98

#3A4FBA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#3A4FBA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A4FBA

6.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A4FBA	#FFFFFF	#000000	##FFFFFF
##3A4FBA	1.00	6.98	3.01	6.98
#FFFFFF	6.98	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FBE

Deuteranopia (green-blind)

#0054B8

Tritanopia (blue-blind)

#00697D

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #3a4fba;
/* rgb */ color: rgb(58, 79, 186);
/* oklch */ color: oklch(47.5% 0.170 270.2);

Tailwind

colors: {
  custom: {
    50: '#8080d0',
    500: '#3a4fba',
    950: '#000000',
  },
}

SCSS

$custom: #3a4fba;
$custom-light: #8080d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3a4fba",
  "rgb": {
    "r": 58,
    "g": 79,
    "b": 186
  },
  "hsl": {
    "h": 230.156,
    "s": 52.459,
    "l": 47.843
  },
  "oklch": {
    "l": 0.47542,
    "c": 0.16975,
    "h": 270.2
  },
  "luminance": 0.10037
}

Semantic roles & 50–950 ramp

primary

#3A4FBA

secondary

#C8BD88

accent

#C44CDC

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #3A4FBA

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

Preview Lab → · Contrast checker → · Palette generator →