#2C579F#2C579F

#2C579F is a mid, vivid blue. Relative luminance 0.099; OKLCH L 46.5% C 0.126 H 260.1°. Best body text is #FFFFFF at 7.07:1 contrast (WCAG AA passes).

Color values

HEX	#2C579F
RGB	rgb(44, 87, 159)
HSL	hsl(218, 57%, 40%)
HSV	hsv(218, 72%, 62%)
CMYK	cmyk(72.3%, 45.3%, 0%, 37.6%)
CIE-LAB	lab(37.58, 10.50, -43.48)
CIE-LCH	lch(37.58, 44.73, 283.58°)
OKLab	oklab(46.52% -0.0217 -0.1245)
OKLCH	oklch(46.52% 0.126 260.1)
XYZ	xyz(10.7027, 9.8539, 34.1321)
Luminance	0.0985 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C579F #9F742C

analogous

#2C919F #2C579F #3A2C9F

triadic

#2C579F #9F2C57 #579F2C

tetradic

#2C579F #9F2C91 #9F742C #2C9F3A

square

#2C579F #9F2C91 #9F742C #2C9F3A

split-complementary

#2C579F #9F3A2C #919F2C

monochromatic

#11233F #1F3D6F #2C579F #3E73CA #6E96D7

Accessibility & contrast

On white

7.07

#2C579F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.97

#2C579F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C579F

7.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C579F	#FFFFFF	#000000	##FFFFFF
##2C579F	1.00	7.07	2.97	7.07
#FFFFFF	7.07	1.00	21.00	1.00
#000000	2.97	21.00	1.00	21.00
##FFFFFF	7.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#335EA2

Deuteranopia (green-blind)

#1D549E

Tritanopia (blue-blind)

#006873

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #2c579f;
/* rgb */ color: rgb(44, 87, 159);
/* oklch */ color: oklch(46.5% 0.126 260.1);

Tailwind

colors: {
  custom: {
    50: '#7485bc',
    500: '#2c579f',
    950: '#000000',
  },
}

SCSS

$custom: #2c579f;
$custom-light: #7485bc;
$custom-dark: #000000;

JSON

{
  "hex": "#2c579f",
  "rgb": {
    "r": 44,
    "g": 87,
    "b": 159
  },
  "hsl": {
    "h": 217.565,
    "s": 56.65,
    "l": 39.804
  },
  "oklch": {
    "l": 0.46517,
    "c": 0.12634,
    "h": 260.1
  },
  "luminance": 0.09855
}

Semantic roles & 50–950 ramp

primary

#2C579F

secondary

#BE9E69

accent

#A748E0

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #2C579F

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

Preview Lab → · Contrast checker → · Palette generator →