#3A63DA#3A63DA

#3A63DA is a mid, vivid blue. Relative luminance 0.149; OKLCH L 54.0% C 0.188 H 265.9°. Best body text is #FFFFFF at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#3A63DA
RGB	rgb(58, 99, 218)
HSL	hsl(225, 68%, 54%)
HSV	hsv(225, 73%, 85%)
CMYK	cmyk(73.4%, 54.6%, 0%, 14.5%)
CIE-LAB	lab(45.47, 26.65, -65.13)
CIE-LCH	lch(45.47, 70.37, 292.25°)
OKLab	oklab(53.97% -0.0135 -0.1877)
OKLCH	oklch(53.97% 0.188 265.9)
XYZ	xyz(18.8572, 14.8831, 68.1950)
Luminance	0.1489 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A63DA #DAB13A

analogous

#3AB3DA #3A63DA #613ADA

triadic

#3A63DA #DA3A63 #63DA3A

tetradic

#3A63DA #DA3AB3 #DAB13A #3ADA61

square

#3A63DA #DA3AB3 #DAB13A #3ADA61

split-complementary

#3A63DA #DA613A #B3DA3A

monochromatic

#183381 #2248B5 #3A63DA #6E8CE4 #A1B5ED

Accessibility & contrast

On white

5.28

#3A63DA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.98

#3A63DA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A63DA

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A63DA	#FFFFFF	#000000	##FFFFFF
##3A63DA	1.00	5.28	3.98	5.28
#FFFFFF	5.28	1.00	21.00	1.00
#000000	3.98	21.00	1.00	21.00
##FFFFFF	5.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0073DE

Deuteranopia (green-blind)

#0065D8

Tritanopia (blue-blind)

#008095

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #3a63da;
/* rgb */ color: rgb(58, 99, 218);
/* oklch */ color: oklch(54.0% 0.188 265.9);

Tailwind

colors: {
  custom: {
    50: '#858ee6',
    500: '#3a63da',
    950: '#000000',
  },
}

SCSS

$custom: #3a63da;
$custom-light: #858ee6;
$custom-dark: #000000;

JSON

{
  "hex": "#3a63da",
  "rgb": {
    "r": 58,
    "g": 99,
    "b": 218
  },
  "hsl": {
    "h": 224.625,
    "s": 68.376,
    "l": 54.118
  },
  "oklch": {
    "l": 0.53968,
    "c": 0.18817,
    "h": 265.9
  },
  "luminance": 0.14885
}

Semantic roles & 50–950 ramp

primary

#3A63DA

secondary

#DAC896

accent

#BE3DEB

background

#F8F8FE

surface

#F0F0FC

border

#CBCBD5

text

#0D0C16

muted

#7D7D84

Preview Lab

Preview with #3A63DA

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

Preview Lab → · Contrast checker → · Palette generator →