#2863BB#2863BB

#2863BB is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.0% C 0.152 H 258.6°. Best body text is #FFFFFF at 5.85:1 contrast (WCAG AA passes).

Color values

HEX	#2863BB
RGB	rgb(40, 99, 187)
HSL	hsl(216, 65%, 45%)
HSV	hsv(216, 79%, 73%)
CMYK	cmyk(78.6%, 47.1%, 0%, 26.7%)
CIE-LAB	lab(42.70, 12.92, -51.79)
CIE-LCH	lch(42.70, 53.38, 284.00°)
OKLab	oklab(51% -0.03 -0.1487)
OKLCH	oklch(51% 0.152 258.6)
XYZ	xyz(14.3033, 12.9610, 48.7520)
Luminance	0.1296 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2863BB #BB8028

analogous

#28ADBB #2863BB #3628BB

triadic

#2863BB #BB2863 #63BB28

tetradic

#2863BB #BB28AD #BB8028 #28BB36

square

#2863BB #BB28AD #BB8028 #28BB36

split-complementary

#2863BB #BB3628 #ADBB28

monochromatic

#122E56 #1D4889 #2863BB #4882D8 #7BA4E3

Accessibility & contrast

On white

5.85

#2863BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.59

#2863BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2863BB

5.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2863BB	#FFFFFF	#000000	##FFFFFF
##2863BB	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)

#336CBE

Deuteranopia (green-blind)

#065FB9

Tritanopia (blue-blind)

#007886

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #2863bb;
/* rgb */ color: rgb(40, 99, 187);
/* oklch */ color: oklch(51.0% 0.152 258.6);

Tailwind

colors: {
  custom: {
    50: '#788ed0',
    500: '#2863bb',
    950: '#000000',
  },
}

SCSS

$custom: #2863bb;
$custom-light: #788ed0;
$custom-dark: #000000;

JSON

{
  "hex": "#2863bb",
  "rgb": {
    "r": 40,
    "g": 99,
    "b": 187
  },
  "hsl": {
    "h": 215.918,
    "s": 64.758,
    "l": 44.51
  },
  "oklch": {
    "l": 0.51003,
    "c": 0.15172,
    "h": 258.6
  },
  "luminance": 0.12963
}

Semantic roles & 50–950 ramp

primary

#2863BB

secondary

#CBA874

accent

#A440E8

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0A0C14

muted

#7C7D82

Preview Lab

Preview with #2863BB

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

Preview Lab → · Contrast checker → · Palette generator →