#3A4FBF#3A4FBF

#3A4FBF is a mid, vivid blue. Relative luminance 0.103; OKLCH L 47.9% C 0.177 H 270.2°. Best body text is #FFFFFF at 6.88:1 contrast (WCAG AA passes).

Color values

HEX	#3A4FBF
RGB	rgb(58, 79, 191)
HSL	hsl(231, 53%, 49%)
HSV	hsv(231, 70%, 75%)
CMYK	cmyk(69.6%, 58.6%, 0%, 25.1%)
CIE-LAB	lab(38.29, 29.68, -61.23)
CIE-LCH	lch(38.29, 68.05, 295.86°)
OKLab	oklab(47.95% 0.0008 -0.1765)
OKLCH	oklch(47.95% 0.177 270.2)
XYZ	xyz(13.9417, 10.2517, 50.5242)
Luminance	0.1025 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A4FBF #BFAA3A

analogous

#3A92BF #3A4FBF #683ABF

triadic

#3A4FBF #BF3A4F #4FBF3A

tetradic

#3A4FBF #BF3A92 #BFAA3A #3ABF68

square

#3A4FBF #BF3A92 #BFAA3A #3ABF68

split-complementary

#3A4FBF #BF683A #92BF3A

monochromatic

#1D2861 #2C3C90 #3A4FBF #6677D0 #95A0DF

Accessibility & contrast

On white

6.88

#3A4FBF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#3A4FBF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A4FBF

6.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A4FBF	#FFFFFF	#000000	##FFFFFF
##3A4FBF	1.00	6.88	3.05	6.88
#FFFFFF	6.88	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060C3

Deuteranopia (green-blind)

#0054BD

Tritanopia (blue-blind)

#006B7F

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #3a4fbf;
/* rgb */ color: rgb(58, 79, 191);
/* oklch */ color: oklch(47.9% 0.177 270.2);

Tailwind

colors: {
  custom: {
    50: '#8180d3',
    500: '#3a4fbf',
    950: '#000000',
  },
}

SCSS

$custom: #3a4fbf;
$custom-light: #8180d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3a4fbf",
  "rgb": {
    "r": 58,
    "g": 79,
    "b": 191
  },
  "hsl": {
    "h": 230.526,
    "s": 53.414,
    "l": 48.824
  },
  "oklch": {
    "l": 0.47949,
    "c": 0.17652,
    "h": 270.2
  },
  "luminance": 0.10253
}

Semantic roles & 50–950 ramp

primary

#3A4FBF

secondary

#CAC08B

accent

#C64BDD

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #3A4FBF

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

Preview Lab → · Contrast checker → · Palette generator →