#3A63C5#3A63C5

#3A63C5 is a mid, vivid blue. Relative luminance 0.139; OKLCH L 52.4% C 0.160 H 264.5°. Best body text is #FFFFFF at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#3A63C5
RGB	rgb(58, 99, 197)
HSL	hsl(222, 55%, 50%)
HSV	hsv(222, 71%, 77%)
CMYK	cmyk(70.6%, 49.7%, 0%, 22.7%)
CIE-LAB	lab(44.02, 18.97, -55.44)
CIE-LCH	lch(44.02, 58.59, 288.89°)
OKLab	oklab(52.41% -0.0154 -0.1592)
OKLCH	oklch(52.41% 0.16 264.5)
XYZ	xyz(16.2813, 13.8528, 54.6283)
Luminance	0.1385 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A63C5 #C59C3A

analogous

#3AA9C5 #3A63C5 #563AC5

triadic

#3A63C5 #C53A63 #63C53A

tetradic

#3A63C5 #C53AA9 #C59C3A #3AC556

square

#3A63C5 #C53AA9 #C59C3A #3AC556

split-complementary

#3A63C5 #C5563A #A9C53A

monochromatic

#1E3366 #2C4B96 #3A63C5 #6988D3 #99AEE1

Accessibility & contrast

On white

5.57

#3A63C5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.77

#3A63C5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A63C5

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A63C5	#FFFFFF	#000000	##FFFFFF
##3A63C5	1.00	5.57	3.77	5.57
#FFFFFF	5.57	1.00	21.00	1.00
#000000	3.77	21.00	1.00	21.00
##FFFFFF	5.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A6FC9

Deuteranopia (green-blind)

#0062C3

Tritanopia (blue-blind)

#007A8A

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #3a63c5;
/* rgb */ color: rgb(58, 99, 197);
/* oklch */ color: oklch(52.4% 0.160 264.5);

Tailwind

colors: {
  custom: {
    50: '#818ed7',
    500: '#3a63c5',
    950: '#000000',
  },
}

SCSS

$custom: #3a63c5;
$custom-light: #818ed7;
$custom-dark: #000000;

JSON

{
  "hex": "#3a63c5",
  "rgb": {
    "r": 58,
    "g": 99,
    "b": 197
  },
  "hsl": {
    "h": 222.302,
    "s": 54.51,
    "l": 50
  },
  "oklch": {
    "l": 0.52406,
    "c": 0.15992,
    "h": 264.5
  },
  "luminance": 0.13854
}

Semantic roles & 50–950 ramp

primary

#3A63C5

secondary

#CDBA8E

accent

#B24ADE

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0C14

muted

#7D7D83

Preview Lab

Preview with #3A63C5

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

Preview Lab → · Contrast checker → · Palette generator →