#3A4EB5#3A4EB5

#3A4EB5 is a mid, vivid blue. Relative luminance 0.097; OKLCH L 46.9% C 0.164 H 270.5°. Best body text is #FFFFFF at 7.15:1 contrast (WCAG AA passes).

Color values

HEX	#3A4EB5
RGB	rgb(58, 78, 181)
HSL	hsl(230, 51%, 47%)
HSV	hsv(230, 68%, 71%)
CMYK	cmyk(68%, 56.9%, 0%, 29%)
CIE-LAB	lab(37.27, 26.73, -57.02)
CIE-LCH	lch(37.27, 62.98, 295.12°)
OKLab	oklab(46.95% 0.0014 -0.1642)
OKLCH	oklch(46.95% 0.164 270.5)
XYZ	xyz(12.8070, 9.6833, 44.9012)
Luminance	0.0969 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A4EB5 #B5A13A

analogous

#3A8CB5 #3A4EB5 #643AB5

triadic

#3A4EB5 #B53A4E #4EB53A

tetradic

#3A4EB5 #B53A8C #B5A13A #3AB564

square

#3A4EB5 #B53A8C #B5A13A #3AB564

split-complementary

#3A4EB5 #B5643A #8CB53A

monochromatic

#1C2658 #2B3A87 #3A4EB5 #6072CC #8E9BDB

Accessibility & contrast

On white

7.15

#3A4EB5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.94

#3A4EB5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A4EB5

7.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A4EB5	#FFFFFF	#000000	##FFFFFF
##3A4EB5	1.00	7.15	2.94	7.15
#FFFFFF	7.15	1.00	21.00	1.00
#000000	2.94	21.00	1.00	21.00
##FFFFFF	7.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DB9

Deuteranopia (green-blind)

#0052B3

Tritanopia (blue-blind)

#00677A

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #3a4eb5;
/* rgb */ color: rgb(58, 78, 181);
/* oklch */ color: oklch(46.9% 0.164 270.5);

Tailwind

colors: {
  custom: {
    50: '#7f7fcc',
    500: '#3a4eb5',
    950: '#000000',
  },
}

SCSS

$custom: #3a4eb5;
$custom-light: #7f7fcc;
$custom-dark: #000000;

JSON

{
  "hex": "#3a4eb5",
  "rgb": {
    "r": 58,
    "g": 78,
    "b": 181
  },
  "hsl": {
    "h": 230.244,
    "s": 51.464,
    "l": 46.863
  },
  "oklch": {
    "l": 0.46946,
    "c": 0.16417,
    "h": 270.5
  },
  "luminance": 0.09685
}

Semantic roles & 50–950 ramp

primary

#3A4EB5

secondary

#C6BB85

accent

#C44DDB

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #3A4EB5

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

Preview Lab → · Contrast checker → · Palette generator →