#3A5EC9#3A5EC9

#3A5EC9 is a mid, vivid blue. Relative luminance 0.131; OKLCH L 51.7% C 0.172 H 266.4°. Best body text is #FFFFFF at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#3A5EC9
RGB	rgb(58, 94, 201)
HSL	hsl(225, 57%, 51%)
HSV	hsv(225, 71%, 79%)
CMYK	cmyk(71.1%, 53.2%, 0%, 21.2%)
CIE-LAB	lab(42.94, 23.65, -59.49)
CIE-LCH	lch(42.94, 64.01, 291.68°)
OKLab	oklab(51.68% -0.0108 -0.1712)
OKLCH	oklch(51.68% 0.172 266.4)
XYZ	xyz(16.2866, 13.1203, 56.9212)
Luminance	0.1312 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A5EC9 #C9A53A

analogous

#3AA5C9 #3A5EC9 #5D3AC9

triadic

#3A5EC9 #C93A5E #5EC93A

tetradic

#3A5EC9 #C93AA5 #C9A53A #3AC95D

square

#3A5EC9 #C93AA5 #C9A53A #3AC95D

split-complementary

#3A5EC9 #C95D3A #A5C93A

monochromatic

#1D316B #2B479B #3A5EC9 #6A85D6 #9AADE3

Accessibility & contrast

On white

5.79

#3A5EC9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#3A5EC9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A5EC9

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A5EC9	#FFFFFF	#000000	##FFFFFF
##3A5EC9	1.00	5.79	3.62	5.79
#FFFFFF	5.79	1.00	21.00	1.00
#000000	3.62	21.00	1.00	21.00
##FFFFFF	5.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F6CCD

Deuteranopia (green-blind)

#005FC7

Tritanopia (blue-blind)

#00788A

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #3a5ec9;
/* rgb */ color: rgb(58, 94, 201);
/* oklch */ color: oklch(51.7% 0.172 266.4);

Tailwind

colors: {
  custom: {
    50: '#828bda',
    500: '#3a5ec9',
    950: '#000000',
  },
}

SCSS

$custom: #3a5ec9;
$custom-light: #828bda;
$custom-dark: #000000;

JSON

{
  "hex": "#3a5ec9",
  "rgb": {
    "r": 58,
    "g": 94,
    "b": 201
  },
  "hsl": {
    "h": 224.895,
    "s": 56.972,
    "l": 50.784
  },
  "oklch": {
    "l": 0.51675,
    "c": 0.17151,
    "h": 266.4
  },
  "luminance": 0.13122
}

Semantic roles & 50–950 ramp

primary

#3A5EC9

secondary

#CFBF90

accent

#BA48E0

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3A5EC9

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

Preview Lab → · Contrast checker → · Palette generator →