#2D579C#2D579C

#2D579C is a mid, vivid blue. Relative luminance 0.098; OKLCH L 46.4% C 0.122 H 259.8°. Best body text is #FFFFFF at 7.11:1 contrast (WCAG AA passes).

Color values

HEX	#2D579C
RGB	rgb(45, 87, 156)
HSL	hsl(217, 55%, 39%)
HSV	hsv(217, 71%, 61%)
CMYK	cmyk(71.2%, 44.2%, 0%, 38.8%)
CIE-LAB	lab(37.43, 9.52, -41.92)
CIE-LCH	lch(37.43, 42.98, 282.79°)
OKLab	oklab(46.36% -0.0215 -0.1198)
OKLCH	oklch(46.36% 0.122 259.8)
XYZ	xyz(10.4890, 9.7735, 32.7797)
Luminance	0.0978 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D579C #9C722D

analogous

#2D8F9C #2D579C #3A2D9C

triadic

#2D579C #9C2D57 #579C2D

tetradic

#2D579C #9C2D8F #9C722D #2D9C3A

square

#2D579C #9C2D8F #9C722D #2D9C3A

split-complementary

#2D579C #9C3A2D #8F9C2D

monochromatic

#12223D #1F3D6D #2D579C #3F72C8 #6E95D5

Accessibility & contrast

On white

7.11

#2D579C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.95

#2D579C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D579C

7.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D579C	#FFFFFF	#000000	##FFFFFF
##2D579C	1.00	7.11	2.95	7.11
#FFFFFF	7.11	1.00	21.00	1.00
#000000	2.95	21.00	1.00	21.00
##FFFFFF	7.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#355E9F

Deuteranopia (green-blind)

#22539B

Tritanopia (blue-blind)

#006772

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #2d579c;
/* rgb */ color: rgb(45, 87, 156);
/* oklch */ color: oklch(46.4% 0.122 259.8);

Tailwind

colors: {
  custom: {
    50: '#7485ba',
    500: '#2d579c',
    950: '#000000',
  },
}

SCSS

$custom: #2d579c;
$custom-light: #7485ba;
$custom-dark: #000000;

JSON

{
  "hex": "#2d579c",
  "rgb": {
    "r": 45,
    "g": 87,
    "b": 156
  },
  "hsl": {
    "h": 217.297,
    "s": 55.224,
    "l": 39.412
  },
  "oklch": {
    "l": 0.46355,
    "c": 0.12176,
    "h": 259.8
  },
  "luminance": 0.09775
}

Semantic roles & 50–950 ramp

primary

#2D579C

secondary

#BC9D68

accent

#A649DF

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#090B11

muted

#7B7C80

Preview Lab

Preview with #2D579C

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

Preview Lab → · Contrast checker → · Palette generator →