#2859BA#2859BA

#2859BA is a mid, vivid blue. Relative luminance 0.111; OKLCH L 48.8% C 0.162 H 262.1°. Best body text is #FFFFFF at 6.51:1 contrast (WCAG AA passes).

Color values

HEX	#2859BA
RGB	rgb(40, 89, 186)
HSL	hsl(220, 65%, 44%)
HSV	hsv(220, 78%, 73%)
CMYK	cmyk(78.5%, 52.2%, 0%, 27.1%)
CIE-LAB	lab(39.81, 19.05, -55.87)
CIE-LCH	lch(39.81, 59.03, 288.83°)
OKLab	oklab(48.77% -0.0223 -0.1609)
OKLCH	oklch(48.77% 0.162 262.1)
XYZ	xyz(13.3072, 11.1395, 47.8937)
Luminance	0.1114 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2859BA #BA8928

analogous

#28A2BA #2859BA #4028BA

triadic

#2859BA #BA2859 #59BA28

tetradic

#2859BA #BA28A2 #BA8928 #28BA40

square

#2859BA #BA28A2 #BA8928 #28BA40

split-complementary

#2859BA #BA4028 #A2BA28

monochromatic

#122955 #1D4188 #2859BA #4878D8 #7A9DE2

Accessibility & contrast

On white

6.51

#2859BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#2859BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2859BA

6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2859BA	#FFFFFF	#000000	##FFFFFF
##2859BA	1.00	6.51	3.23	6.51
#FFFFFF	6.51	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1665BD

Deuteranopia (green-blind)

#0057B8

Tritanopia (blue-blind)

#007181

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #2859ba;
/* rgb */ color: rgb(40, 89, 186);
/* oklch */ color: oklch(48.8% 0.162 262.1);

Tailwind

colors: {
  custom: {
    50: '#7987cf',
    500: '#2859ba',
    950: '#000000',
  },
}

SCSS

$custom: #2859ba;
$custom-light: #7987cf;
$custom-dark: #000000;

JSON

{
  "hex": "#2859ba",
  "rgb": {
    "r": 40,
    "g": 89,
    "b": 186
  },
  "hsl": {
    "h": 219.863,
    "s": 64.602,
    "l": 44.314
  },
  "oklch": {
    "l": 0.48768,
    "c": 0.16247,
    "h": 262.1
  },
  "luminance": 0.11141
}

Semantic roles & 50–950 ramp

primary

#2859BA

secondary

#CAAD73

accent

#AF40E8

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0A0B14

muted

#7C7C82

Preview Lab

Preview with #2859BA

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

Preview Lab → · Contrast checker → · Palette generator →