#2C63BC#2C63BC

#2C63BC is a mid, vivid blue. Relative luminance 0.131; OKLCH L 51.2% C 0.152 H 259.7°. Best body text is #FFFFFF at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#2C63BC
RGB	rgb(44, 99, 188)
HSL	hsl(217, 62%, 45%)
HSV	hsv(217, 77%, 74%)
CMYK	cmyk(76.6%, 47.3%, 0%, 26.3%)
CIE-LAB	lab(42.90, 13.76, -52.06)
CIE-LCH	lch(42.90, 53.85, 284.80°)
OKLab	oklab(51.21% -0.0272 -0.1495)
OKLCH	oklch(51.21% 0.152 259.7)
XYZ	xyz(14.5743, 13.0883, 49.3254)
Luminance	0.1309 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C63BC #BC852C

analogous

#2CABBC #2C63BC #3D2CBC

triadic

#2C63BC #BC2C63 #63BC2C

tetradic

#2C63BC #BC2CAB #BC852C #2CBC3D

square

#2C63BC #BC2CAB #BC852C #2CBC3D

split-complementary

#2C63BC #BC3D2C #ABBC2C

monochromatic

#152F59 #20498A #2C63BC #4F83D6 #81A6E1

Accessibility & contrast

On white

5.80

#2C63BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#2C63BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2C63BC

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C63BC	#FFFFFF	#000000	##FFFFFF
##2C63BC	1.00	5.80	3.62	5.80
#FFFFFF	5.80	1.00	21.00	1.00
#000000	3.62	21.00	1.00	21.00
##FFFFFF	5.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#326CBF

Deuteranopia (green-blind)

#075FBA

Tritanopia (blue-blind)

#007886

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #2c63bc;
/* rgb */ color: rgb(44, 99, 188);
/* oklch */ color: oklch(51.2% 0.152 259.7);

Tailwind

colors: {
  custom: {
    50: '#7a8ed1',
    500: '#2c63bc',
    950: '#000000',
  },
}

SCSS

$custom: #2c63bc;
$custom-light: #7a8ed1;
$custom-dark: #000000;

JSON

{
  "hex": "#2c63bc",
  "rgb": {
    "r": 44,
    "g": 99,
    "b": 188
  },
  "hsl": {
    "h": 217.083,
    "s": 62.069,
    "l": 45.49
  },
  "oklch": {
    "l": 0.51207,
    "c": 0.15192,
    "h": 259.7
  },
  "luminance": 0.1309
}

Semantic roles & 50–950 ramp

primary

#2C63BC

secondary

#CAAB79

accent

#A743E5

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0C14

muted

#7C7D82

Preview Lab

Preview with #2C63BC

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

Preview Lab → · Contrast checker → · Palette generator →