#2864BA#2864BA

#2864BA is a mid, vivid blue. Relative luminance 0.131; OKLCH L 51.2% C 0.149 H 258.0°. Best body text is #FFFFFF at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#2864BA
RGB	rgb(40, 100, 186)
HSL	hsl(215, 65%, 44%)
HSV	hsv(215, 78%, 73%)
CMYK	cmyk(78.5%, 46.2%, 0%, 27.1%)
CIE-LAB	lab(42.93, 11.89, -50.85)
CIE-LCH	lch(42.93, 52.22, 283.16°)
OKLab	oklab(51.15% -0.0309 -0.1459)
OKLCH	oklch(51.15% 0.149 258)
XYZ	xyz(14.2919, 13.1089, 48.2219)
Luminance	0.1311 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2864BA #BA7E28

analogous

#28ADBA #2864BA #3528BA

triadic

#2864BA #BA2864 #64BA28

tetradic

#2864BA #BA28AD #BA7E28 #28BA35

square

#2864BA #BA28AD #BA7E28 #28BA35

split-complementary

#2864BA #BA3528 #ADBA28

monochromatic

#122E55 #1D4988 #2864BA #4883D8 #7AA5E2

Accessibility & contrast

On white

5.80

#2864BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#2864BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2864BA

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2864BA	#FFFFFF	#000000	##FFFFFF
##2864BA	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)

#366CBD

Deuteranopia (green-blind)

#115FB8

Tritanopia (blue-blind)

#007886

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #2864ba;
/* rgb */ color: rgb(40, 100, 186);
/* oklch */ color: oklch(51.2% 0.149 258.0);

Tailwind

colors: {
  custom: {
    50: '#788fcf',
    500: '#2864ba',
    950: '#000000',
  },
}

SCSS

$custom: #2864ba;
$custom-light: #788fcf;
$custom-dark: #000000;

JSON

{
  "hex": "#2864ba",
  "rgb": {
    "r": 40,
    "g": 100,
    "b": 186
  },
  "hsl": {
    "h": 215.342,
    "s": 64.602,
    "l": 44.314
  },
  "oklch": {
    "l": 0.51154,
    "c": 0.14918,
    "h": 258
  },
  "luminance": 0.13111
}

Semantic roles & 50–950 ramp

primary

#2864BA

secondary

#CAA773

accent

#A340E8

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0A0C14

muted

#7C7D82

Preview Lab

Preview with #2864BA

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

Preview Lab → · Contrast checker → · Palette generator →