#3A4EB9#3A4EB9

#3A4EB9 is a mid, vivid blue. Relative luminance 0.099; OKLCH L 47.3% C 0.170 H 270.5°. Best body text is #FFFFFF at 7.07:1 contrast (WCAG AA passes).

Color values

HEX	#3A4EB9
RGB	rgb(58, 78, 185)
HSL	hsl(231, 52%, 48%)
HSV	hsv(231, 69%, 73%)
CMYK	cmyk(68.6%, 57.8%, 0%, 27.5%)
CIE-LAB	lab(37.57, 28.17, -58.89)
CIE-LCH	lch(37.57, 65.28, 295.57°)
OKLab	oklab(47.27% 0.0015 -0.1696)
OKLCH	oklch(47.27% 0.17 270.5)
XYZ	xyz(13.2233, 9.8498, 47.0939)
Luminance	0.0985 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A4EB9 #B9A53A

analogous

#3A8EB9 #3A4EB9 #653AB9

triadic

#3A4EB9 #B93A4E #4EB93A

tetradic

#3A4EB9 #B93A8E #B9A53A #3AB965

square

#3A4EB9 #B93A8E #B9A53A #3AB965

split-complementary

#3A4EB9 #B9653A #8EB93A

monochromatic

#1D275C #2B3A8A #3A4EB9 #6273CE #919DDC

Accessibility & contrast

On white

7.07

#3A4EB9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.97

#3A4EB9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A4EB9

7.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A4EB9	#FFFFFF	#000000	##FFFFFF
##3A4EB9	1.00	7.07	2.97	7.07
#FFFFFF	7.07	1.00	21.00	1.00
#000000	2.97	21.00	1.00	21.00
##FFFFFF	7.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005EBD

Deuteranopia (green-blind)

#0053B7

Tritanopia (blue-blind)

#00687C

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #3a4eb9;
/* rgb */ color: rgb(58, 78, 185);
/* oklch */ color: oklch(47.3% 0.170 270.5);

Tailwind

colors: {
  custom: {
    50: '#807fcf',
    500: '#3a4eb9',
    950: '#000000',
  },
}

SCSS

$custom: #3a4eb9;
$custom-light: #807fcf;
$custom-dark: #000000;

JSON

{
  "hex": "#3a4eb9",
  "rgb": {
    "r": 58,
    "g": 78,
    "b": 185
  },
  "hsl": {
    "h": 230.551,
    "s": 52.263,
    "l": 47.647
  },
  "oklch": {
    "l": 0.47268,
    "c": 0.16964,
    "h": 270.5
  },
  "luminance": 0.09851
}

Semantic roles & 50–950 ramp

primary

#3A4EB9

secondary

#C7BD87

accent

#C54CDC

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #3A4EB9

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

Preview Lab → · Contrast checker → · Palette generator →