#3A4EC9#3A4EC9

#3A4EC9 is a mid, vivid blue. Relative luminance 0.106; OKLCH L 48.6% C 0.191 H 270.4°. Best body text is #FFFFFF at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#3A4EC9
RGB	rgb(58, 78, 201)
HSL	hsl(232, 57%, 51%)
HSV	hsv(232, 71%, 79%)
CMYK	cmyk(71.1%, 61.2%, 0%, 21.2%)
CIE-LAB	lab(38.84, 33.89, -66.17)
CIE-LCH	lch(38.84, 74.34, 297.12°)
OKLab	oklab(48.6% 0.0015 -0.191)
OKLCH	oklch(48.6% 0.191 270.4)
XYZ	xyz(15.0083, 10.5638, 56.4951)
Luminance	0.1056 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A4EC9 #C9B53A

analogous

#3A96C9 #3A4EC9 #6D3AC9

triadic

#3A4EC9 #C93A4E #4EC93A

tetradic

#3A4EC9 #C93A96 #C9B53A #3AC96D

square

#3A4EC9 #C93A96 #C9B53A #3AC96D

split-complementary

#3A4EC9 #C96D3A #96C93A

monochromatic

#1D286B #2B3A9B #3A4EC9 #6A79D6 #9AA4E3

Accessibility & contrast

On white

6.75

#3A4EC9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#3A4EC9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A4EC9

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A4EC9	#FFFFFF	#000000	##FFFFFF
##3A4EC9	1.00	6.75	3.11	6.75
#FFFFFF	6.75	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062CD

Deuteranopia (green-blind)

#0055C7

Tritanopia (blue-blind)

#006D84

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #3a4ec9;
/* rgb */ color: rgb(58, 78, 201);
/* oklch */ color: oklch(48.6% 0.191 270.4);

Tailwind

colors: {
  custom: {
    50: '#837fda',
    500: '#3a4ec9',
    950: '#000000',
  },
}

SCSS

$custom: #3a4ec9;
$custom-light: #837fda;
$custom-dark: #000000;

JSON

{
  "hex": "#3a4ec9",
  "rgb": {
    "r": 58,
    "g": 78,
    "b": 201
  },
  "hsl": {
    "h": 231.608,
    "s": 56.972,
    "l": 50.784
  },
  "oklch": {
    "l": 0.48602,
    "c": 0.19102,
    "h": 270.4
  },
  "luminance": 0.10565
}

Semantic roles & 50–950 ramp

primary

#3A4EC9

secondary

#CFC690

accent

#CB48E0

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #3A4EC9

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

Preview Lab → · Contrast checker → · Palette generator →