#3E63BC#3E63BC

#3E63BC is a mid, vivid blue. Relative luminance 0.136; OKLCH L 52.0% C 0.146 H 264.8°. Best body text is #FFFFFF at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#3E63BC
RGB	rgb(62, 99, 188)
HSL	hsl(222, 50%, 49%)
HSV	hsv(222, 67%, 74%)
CMYK	cmyk(67%, 47.3%, 0%, 26.3%)
CIE-LAB	lab(43.62, 16.32, -50.86)
CIE-LCH	lch(43.62, 53.41, 287.79°)
OKLab	oklab(51.96% -0.0132 -0.1456)
OKLCH	oklch(51.96% 0.146 264.8)
XYZ	xyz(15.5224, 13.5772, 49.3698)
Luminance	0.1358 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E63BC #BC973E

analogous

#3EA2BC #3E63BC #583EBC

triadic

#3E63BC #BC3E63 #63BC3E

tetradic

#3E63BC #BC3EA2 #BC973E #3EBC58

square

#3E63BC #BC3EA2 #BC973E #3EBC58

split-complementary

#3E63BC #BC583E #A2BC3E

monochromatic

#203360 #2F4B8E #3E63BC #6A87CE #98ACDD

Accessibility & contrast

On white

5.65

#3E63BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#3E63BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E63BC

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E63BC	#FFFFFF	#000000	##FFFFFF
##3E63BC	1.00	5.65	3.72	5.65
#FFFFFF	5.65	1.00	21.00	1.00
#000000	3.72	21.00	1.00	21.00
##FFFFFF	5.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#356DBF

Deuteranopia (green-blind)

#1A62BA

Tritanopia (blue-blind)

#007886

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #3e63bc;
/* rgb */ color: rgb(62, 99, 188);
/* oklch */ color: oklch(52.0% 0.146 264.8);

Tailwind

colors: {
  custom: {
    50: '#818ed1',
    500: '#3e63bc',
    950: '#000000',
  },
}

SCSS

$custom: #3e63bc;
$custom-light: #818ed1;
$custom-dark: #000000;

JSON

{
  "hex": "#3e63bc",
  "rgb": {
    "r": 62,
    "g": 99,
    "b": 188
  },
  "hsl": {
    "h": 222.381,
    "s": 50.4,
    "l": 49.02
  },
  "oklch": {
    "l": 0.51963,
    "c": 0.14622,
    "h": 264.8
  },
  "luminance": 0.13579
}

Semantic roles & 50–950 ramp

primary

#3E63BC

secondary

#C9B78D

accent

#B14EDA

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0B0C14

muted

#7C7D82

Preview Lab

Preview with #3E63BC

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

Preview Lab → · Contrast checker → · Palette generator →