#3A63C7#3A63C7

#3A63C7 is a mid, vivid blue. Relative luminance 0.139; OKLCH L 52.5% C 0.163 H 264.6°. Best body text is #FFFFFF at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#3A63C7
RGB	rgb(58, 99, 199)
HSL	hsl(223, 56%, 50%)
HSV	hsv(223, 71%, 78%)
CMYK	cmyk(70.9%, 50.3%, 0%, 22%)
CIE-LAB	lab(44.15, 19.71, -56.38)
CIE-LCH	lch(44.15, 59.72, 289.27°)
OKLab	oklab(52.55% -0.0152 -0.1619)
OKLCH	oklch(52.55% 0.163 264.6)
XYZ	xyz(16.5119, 13.9450, 55.8432)
Luminance	0.1395 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A63C7 #C79E3A

analogous

#3AAAC7 #3A63C7 #573AC7

triadic

#3A63C7 #C73A63 #63C73A

tetradic

#3A63C7 #C73AAA #C79E3A #3AC757

square

#3A63C7 #C73AAA #C79E3A #3AC757

split-complementary

#3A63C7 #C7573A #AAC73A

monochromatic

#1E3469 #2B4B98 #3A63C7 #6A89D5 #99AEE2

Accessibility & contrast

On white

5.54

#3A63C7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.79

#3A63C7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A63C7

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A63C7	#FFFFFF	#000000	##FFFFFF
##3A63C7	1.00	5.54	3.79	5.54
#FFFFFF	5.54	1.00	21.00	1.00
#000000	3.79	21.00	1.00	21.00
##FFFFFF	5.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#286FCB

Deuteranopia (green-blind)

#0062C5

Tritanopia (blue-blind)

#007B8B

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #3a63c7;
/* rgb */ color: rgb(58, 99, 199);
/* oklch */ color: oklch(52.5% 0.163 264.6);

Tailwind

colors: {
  custom: {
    50: '#818ed9',
    500: '#3a63c7',
    950: '#000000',
  },
}

SCSS

$custom: #3a63c7;
$custom-light: #818ed9;
$custom-dark: #000000;

JSON

{
  "hex": "#3a63c7",
  "rgb": {
    "r": 58,
    "g": 99,
    "b": 199
  },
  "hsl": {
    "h": 222.553,
    "s": 55.731,
    "l": 50.392
  },
  "oklch": {
    "l": 0.52549,
    "c": 0.16265,
    "h": 264.6
  },
  "luminance": 0.13947
}

Semantic roles & 50–950 ramp

primary

#3A63C7

secondary

#CEBC8F

accent

#B349DF

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3A63C7

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

Preview Lab → · Contrast checker → · Palette generator →