#2C63BA#2C63BA

#2C63BA is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.1% C 0.149 H 259.4°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#2C63BA
RGB	rgb(44, 99, 186)
HSL	hsl(217, 62%, 45%)
HSV	hsv(217, 76%, 73%)
CMYK	cmyk(76.3%, 46.8%, 0%, 27.1%)
CIE-LAB	lab(42.77, 13.00, -51.10)
CIE-LCH	lch(42.77, 52.73, 284.27°)
OKLab	oklab(51.07% -0.0276 -0.1466)
OKLCH	oklch(51.07% 0.149 259.4)
XYZ	xyz(14.3602, 13.0027, 48.1978)
Luminance	0.1300 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C63BA #BA832C

analogous

#2CAABA #2C63BA #3C2CBA

triadic

#2C63BA #BA2C63 #63BA2C

tetradic

#2C63BA #BA2CAA #BA832C #2CBA3C

square

#2C63BA #BA2CAA #BA832C #2CBA3C

split-complementary

#2C63BA #BA3C2C #AABA2C

monochromatic

#152E57 #204989 #2C63BA #4E82D5 #80A5E1

Accessibility & contrast

On white

5.83

#2C63BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#2C63BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2C63BA

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C63BA	#FFFFFF	#000000	##FFFFFF
##2C63BA	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#346CBD

Deuteranopia (green-blind)

#0F5FB8

Tritanopia (blue-blind)

#007885

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #2c63ba;
/* rgb */ color: rgb(44, 99, 186);
/* oklch */ color: oklch(51.1% 0.149 259.4);

Tailwind

colors: {
  custom: {
    50: '#798ecf',
    500: '#2c63ba',
    950: '#000000',
  },
}

SCSS

$custom: #2c63ba;
$custom-light: #798ecf;
$custom-dark: #000000;

JSON

{
  "hex": "#2c63ba",
  "rgb": {
    "r": 44,
    "g": 99,
    "b": 186
  },
  "hsl": {
    "h": 216.761,
    "s": 61.739,
    "l": 45.098
  },
  "oklch": {
    "l": 0.51066,
    "c": 0.14921,
    "h": 259.4
  },
  "luminance": 0.13004
}

Semantic roles & 50–950 ramp

primary

#2C63BA

secondary

#CAAA78

accent

#A643E5

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0A0C14

muted

#7C7D82

Preview Lab

Preview with #2C63BA

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

Preview Lab → · Contrast checker → · Palette generator →