#3A5BD2#3A5BD2

#3A5BD2 is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.8% C 0.187 H 267.6°. Best body text is #FFFFFF at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#3A5BD2
RGB	rgb(58, 91, 210)
HSL	hsl(227, 63%, 53%)
HSV	hsv(227, 72%, 82%)
CMYK	cmyk(72.4%, 56.7%, 0%, 17.6%)
CIE-LAB	lab(42.81, 28.84, -64.88)
CIE-LCH	lch(42.81, 71.00, 293.97°)
OKLab	oklab(51.78% -0.0079 -0.1871)
OKLCH	oklch(51.78% 0.187 267.6)
XYZ	xyz(17.1148, 13.0331, 62.5739)
Luminance	0.1303 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A5BD2 #D2B13A

analogous

#3AA7D2 #3A5BD2 #653AD2

triadic

#3A5BD2 #D23A5B #5BD23A

tetradic

#3A5BD2 #D23AA7 #D2B13A #3AD265

square

#3A5BD2 #D23AA7 #D2B13A #3AD265

split-complementary

#3A5BD2 #D2653A #A7D23A

monochromatic

#1B2F77 #2643A8 #3A5BD2 #6C84DD #9EAEE9

Accessibility & contrast

On white

5.82

#3A5BD2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#3A5BD2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A5BD2

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A5BD2	#FFFFFF	#000000	##FFFFFF
##3A5BD2	1.00	5.82	3.61	5.82
#FFFFFF	5.82	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CD6

Deuteranopia (green-blind)

#005ED0

Tritanopia (blue-blind)

#00788D

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #3a5bd2;
/* rgb */ color: rgb(58, 91, 210);
/* oklch */ color: oklch(51.8% 0.187 267.6);

Tailwind

colors: {
  custom: {
    50: '#8489e1',
    500: '#3a5bd2',
    950: '#000000',
  },
}

SCSS

$custom: #3a5bd2;
$custom-light: #8489e1;
$custom-dark: #000000;

JSON

{
  "hex": "#3a5bd2",
  "rgb": {
    "r": 58,
    "g": 91,
    "b": 210
  },
  "hsl": {
    "h": 226.974,
    "s": 62.81,
    "l": 52.549
  },
  "oklch": {
    "l": 0.51783,
    "c": 0.18724,
    "h": 267.6
  },
  "luminance": 0.13035
}

Semantic roles & 50–950 ramp

primary

#3A5BD2

secondary

#D5C793

accent

#C242E6

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3A5BD2

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

Preview Lab → · Contrast checker → · Palette generator →