#2963BA#2963BA

#2963BA is a mid, vivid blue. Relative luminance 0.129; OKLCH L 51.0% C 0.150 H 258.7°. Best body text is #FFFFFF at 5.85:1 contrast (WCAG AA passes).

Color values

HEX	#2963BA
RGB	rgb(41, 99, 186)
HSL	hsl(216, 64%, 45%)
HSV	hsv(216, 78%, 73%)
CMYK	cmyk(78%, 46.8%, 0%, 27.1%)
CIE-LAB	lab(42.67, 12.64, -51.26)
CIE-LCH	lch(42.67, 52.80, 283.86°)
OKLab	oklab(50.97% -0.0295 -0.1471)
OKLCH	oklch(50.97% 0.15 258.7)
XYZ	xyz(14.2360, 12.9386, 48.1920)
Luminance	0.1294 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2963BA #BA8029

analogous

#29ACBA #2963BA #3729BA

triadic

#2963BA #BA2963 #63BA29

tetradic

#2963BA #BA29AC #BA8029 #29BA37

square

#2963BA #BA29AC #BA8029 #29BA37

split-complementary

#2963BA #BA3729 #ACBA29

monochromatic

#132E56 #1E4888 #2963BA #4982D7 #7BA4E2

Accessibility & contrast

On white

5.85

#2963BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.59

#2963BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2963BA

5.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2963BA	#FFFFFF	#000000	##FFFFFF
##2963BA	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)

#0C5FB8

Tritanopia (blue-blind)

#007885

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #2963ba;
/* rgb */ color: rgb(41, 99, 186);
/* oklch */ color: oklch(51.0% 0.150 258.7);

Tailwind

colors: {
  custom: {
    50: '#788ecf',
    500: '#2963ba',
    950: '#000000',
  },
}

SCSS

$custom: #2963ba;
$custom-light: #788ecf;
$custom-dark: #000000;

JSON

{
  "hex": "#2963ba",
  "rgb": {
    "r": 41,
    "g": 99,
    "b": 186
  },
  "hsl": {
    "h": 216,
    "s": 63.877,
    "l": 44.51
  },
  "oklch": {
    "l": 0.50965,
    "c": 0.15008,
    "h": 258.7
  },
  "luminance": 0.1294
}

Semantic roles & 50–950 ramp

primary

#2963BA

secondary

#CAA875

accent

#A441E7

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0A0C14

muted

#7C7D82

Preview Lab

Preview with #2963BA

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

Preview Lab → · Contrast checker → · Palette generator →