#3E63BA#3E63BA

#3E63BA is a mid, vivid blue. Relative luminance 0.135; OKLCH L 51.8% C 0.143 H 264.6°. Best body text is #FFFFFF at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#3E63BA
RGB	rgb(62, 99, 186)
HSL	hsl(222, 50%, 49%)
HSV	hsv(222, 67%, 73%)
CMYK	cmyk(66.7%, 46.8%, 0%, 27.1%)
CIE-LAB	lab(43.49, 15.60, -49.89)
CIE-LCH	lch(43.49, 52.27, 287.36°)
OKLab	oklab(51.83% -0.0135 -0.1428)
OKLCH	oklch(51.83% 0.143 264.6)
XYZ	xyz(15.3083, 13.4915, 48.2422)
Luminance	0.1349 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E63BA #BA953E

analogous

#3EA1BA #3E63BA #573EBA

triadic

#3E63BA #BA3E63 #63BA3E

tetradic

#3E63BA #BA3EA1 #BA953E #3EBA57

square

#3E63BA #BA3EA1 #BA953E #3EBA57

split-complementary

#3E63BA #BA573E #A1BA3E

monochromatic

#1F325E #2F4B8C #3E63BA #6886CD #96ABDC

Accessibility & contrast

On white

5.68

#3E63BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#3E63BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E63BA

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E63BA	#FFFFFF	#000000	##FFFFFF
##3E63BA	1.00	5.68	3.70	5.68
#FFFFFF	5.68	1.00	21.00	1.00
#000000	3.70	21.00	1.00	21.00
##FFFFFF	5.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#376DBD

Deuteranopia (green-blind)

#1E61B8

Tritanopia (blue-blind)

#007785

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #3e63ba;
/* rgb */ color: rgb(62, 99, 186);
/* oklch */ color: oklch(51.8% 0.143 264.6);

Tailwind

colors: {
  custom: {
    50: '#808ecf',
    500: '#3e63ba',
    950: '#000000',
  },
}

SCSS

$custom: #3e63ba;
$custom-light: #808ecf;
$custom-dark: #000000;

JSON

{
  "hex": "#3e63ba",
  "rgb": {
    "r": 62,
    "g": 99,
    "b": 186
  },
  "hsl": {
    "h": 222.097,
    "s": 50,
    "l": 48.627
  },
  "oklch": {
    "l": 0.51826,
    "c": 0.14343,
    "h": 264.6
  },
  "luminance": 0.13493
}

Semantic roles & 50–950 ramp

primary

#3E63BA

secondary

#C8B68C

accent

#B04EDA

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0B0C14

muted

#7C7D82

Preview Lab

Preview with #3E63BA

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

Preview Lab → · Contrast checker → · Palette generator →