#3A59D3#3A59D3

#3A59D3 is a mid, vivid blue. Relative luminance 0.127; OKLCH L 51.5% C 0.191 H 268.1°. Best body text is #FFFFFF at 5.92:1 contrast (WCAG AA passes).

Color values

HEX	#3A59D3
RGB	rgb(58, 89, 211)
HSL	hsl(228, 63%, 53%)
HSV	hsv(228, 73%, 83%)
CMYK	cmyk(72.5%, 57.8%, 0%, 17.3%)
CIE-LAB	lab(42.38, 30.48, -66.16)
CIE-LCH	lch(42.38, 72.84, 294.73°)
OKLab	oklab(51.48% -0.0064 -0.1909)
OKLCH	oklch(51.48% 0.191 268.1)
XYZ	xyz(17.0711, 12.7456, 63.1759)
Luminance	0.1275 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A59D3 #D3B43A

analogous

#3AA5D3 #3A59D3 #673AD3

triadic

#3A59D3 #D33A59 #59D33A

tetradic

#3A59D3 #D33AA5 #D3B43A #3AD367

square

#3A59D3 #D33AA5 #D3B43A #3AD367

split-complementary

#3A59D3 #D3673A #A5D33A

monochromatic

#1B2E78 #2641AA #3A59D3 #6C83DE #9EADE9

Accessibility & contrast

On white

5.92

#3A59D3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#3A59D3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A59D3

5.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A59D3	#FFFFFF	#000000	##FFFFFF
##3A59D3	1.00	5.92	3.55	5.92
#FFFFFF	5.92	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BD7

Deuteranopia (green-blind)

#005DD1

Tritanopia (blue-blind)

#00778D

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #3a59d3;
/* rgb */ color: rgb(58, 89, 211);
/* oklch */ color: oklch(51.5% 0.191 268.1);

Tailwind

colors: {
  custom: {
    50: '#8487e1',
    500: '#3a59d3',
    950: '#000000',
  },
}

SCSS

$custom: #3a59d3;
$custom-light: #8487e1;
$custom-dark: #000000;

JSON

{
  "hex": "#3a59d3",
  "rgb": {
    "r": 58,
    "g": 89,
    "b": 211
  },
  "hsl": {
    "h": 227.843,
    "s": 63.485,
    "l": 52.745
  },
  "oklch": {
    "l": 0.51481,
    "c": 0.19098,
    "h": 268.1
  },
  "luminance": 0.12747
}

Semantic roles & 50–950 ramp

primary

#3A59D3

secondary

#D6C893

accent

#C541E7

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3A59D3

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

Preview Lab → · Contrast checker → · Palette generator →