#2A63BA#2A63BA

#2A63BA is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.0% C 0.150 H 258.9°. Best body text is #FFFFFF at 5.85:1 contrast (WCAG AA passes).

Color values

HEX	#2A63BA
RGB	rgb(42, 99, 186)
HSL	hsl(216, 63%, 45%)
HSV	hsv(216, 77%, 73%)
CMYK	cmyk(77.4%, 46.8%, 0%, 27.1%)
CIE-LAB	lab(42.70, 12.76, -51.21)
CIE-LCH	lch(42.70, 52.77, 283.99°)
OKLab	oklab(51% -0.0289 -0.147)
OKLCH	oklch(51% 0.15 258.9)
XYZ	xyz(14.2764, 12.9594, 48.1939)
Luminance	0.1296 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A63BA #BA812A

analogous

#2AABBA #2A63BA #392ABA

triadic

#2A63BA #BA2A63 #63BA2A

tetradic

#2A63BA #BA2AAB #BA812A #2ABA39

square

#2A63BA #BA2AAB #BA812A #2ABA39

split-complementary

#2A63BA #BA392A #ABBA2A

monochromatic

#132E56 #1F4888 #2A63BA #4B82D6 #7DA5E2

Accessibility & contrast

On white

5.85

#2A63BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.59

#2A63BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A63BA

5.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A63BA	#FFFFFF	#000000	##FFFFFF
##2A63BA	1.00	5.85	3.59	5.85
#FFFFFF	5.85	1.00	21.00	1.00
#000000	3.59	21.00	1.00	21.00
##FFFFFF	5.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#346CBD

Deuteranopia (green-blind)

#0D5FB8

Tritanopia (blue-blind)

#007885

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #2a63ba;
/* rgb */ color: rgb(42, 99, 186);
/* oklch */ color: oklch(51.0% 0.150 258.9);

Tailwind

colors: {
  custom: {
    50: '#798ecf',
    500: '#2a63ba',
    950: '#000000',
  },
}

SCSS

$custom: #2a63ba;
$custom-light: #798ecf;
$custom-dark: #000000;

JSON

{
  "hex": "#2a63ba",
  "rgb": {
    "r": 42,
    "g": 99,
    "b": 186
  },
  "hsl": {
    "h": 216.25,
    "s": 63.158,
    "l": 44.706
  },
  "oklch": {
    "l": 0.50998,
    "c": 0.1498,
    "h": 258.9
  },
  "luminance": 0.12961
}

Semantic roles & 50–950 ramp

primary

#2A63BA

secondary

#CAA976

accent

#A542E6

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0A0C14

muted

#7C7D82

Preview Lab

Preview with #2A63BA

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

Preview Lab → · Contrast checker → · Palette generator →