#2859AB#2859AB

#2859AB is a mid, vivid blue. Relative luminance 0.105; OKLCH L 47.7% C 0.142 H 260.1°. Best body text is #FFFFFF at 6.76:1 contrast (WCAG AA passes).

Color values

HEX	#2859AB
RGB	rgb(40, 89, 171)
HSL	hsl(218, 62%, 41%)
HSV	hsv(218, 77%, 67%)
CMYK	cmyk(76.6%, 48%, 0%, 32.9%)
CIE-LAB	lab(38.79, 13.25, -48.70)
CIE-LCH	lch(38.79, 50.47, 285.23°)
OKLab	oklab(47.65% -0.0244 -0.1398)
OKLCH	oklch(47.65% 0.142 260.1)
XYZ	xyz(11.7955, 10.5348, 39.9319)
Luminance	0.1054 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2859AB #AB7A28

analogous

#289BAB #2859AB #3928AB

triadic

#2859AB #AB2859 #59AB28

tetradic

#2859AB #AB289B #AB7A28 #28AB39

square

#2859AB #AB289B #AB7A28 #28AB39

split-complementary

#2859AB #AB3928 #9BAB28

monochromatic

#112548 #1C3F79 #2859AB #3E76D2 #7099DE

Accessibility & contrast

On white

6.76

#2859AB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#2859AB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2859AB

6.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2859AB	#FFFFFF	#000000	##FFFFFF
##2859AB	1.00	6.76	3.11	6.76
#FFFFFF	6.76	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C62AE

Deuteranopia (green-blind)

#0356A9

Tritanopia (blue-blind)

#006C7A

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #2859ab;
/* rgb */ color: rgb(40, 89, 171);
/* oklch */ color: oklch(47.7% 0.142 260.1);

Tailwind

colors: {
  custom: {
    50: '#7587c4',
    500: '#2859ab',
    950: '#000000',
  },
}

SCSS

$custom: #2859ab;
$custom-light: #7587c4;
$custom-dark: #000000;

JSON

{
  "hex": "#2859ab",
  "rgb": {
    "r": 40,
    "g": 89,
    "b": 171
  },
  "hsl": {
    "h": 217.557,
    "s": 62.085,
    "l": 41.373
  },
  "oklch": {
    "l": 0.47653,
    "c": 0.14194,
    "h": 260.1
  },
  "luminance": 0.10536
}

Semantic roles & 50–950 ramp

primary

#2859AB

secondary

#C4A36A

accent

#A843E5

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #2859AB

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

Preview Lab → · Contrast checker → · Palette generator →