#2C579B#2C579B

#2C579B is a mid, vivid blue. Relative luminance 0.097; OKLCH L 46.2% C 0.121 H 259.2°. Best body text is #FFFFFF at 7.13:1 contrast (WCAG AA passes).

Color values

HEX	#2C579B
RGB	rgb(44, 87, 155)
HSL	hsl(217, 56%, 39%)
HSV	hsv(217, 72%, 61%)
CMYK	cmyk(71.6%, 43.9%, 0%, 39.2%)
CIE-LAB	lab(37.33, 8.98, -41.48)
CIE-LCH	lch(37.33, 42.44, 282.21°)
OKLab	oklab(46.24% -0.0225 -0.1186)
OKLCH	oklch(46.24% 0.121 259.2)
XYZ	xyz(10.3612, 9.7173, 32.3336)
Luminance	0.0972 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C579B #9B702C

analogous

#2C8F9B #2C579B #392C9B

triadic

#2C579B #9B2C57 #579B2C

tetradic

#2C579B #9B2C8F #9B702C #2C9B39

square

#2C579B #9B2C8F #9B702C #2C9B39

split-complementary

#2C579B #9B392C #8F9B2C

monochromatic

#11213C #1E3C6B #2C579B #3C72C8 #6C95D5

Accessibility & contrast

On white

7.13

#2C579B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.94

#2C579B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C579B

7.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C579B	#FFFFFF	#000000	##FFFFFF
##2C579B	1.00	7.13	2.94	7.13
#FFFFFF	7.13	1.00	21.00	1.00
#000000	2.94	21.00	1.00	21.00
##FFFFFF	7.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#365D9E

Deuteranopia (green-blind)

#23539A

Tritanopia (blue-blind)

#006771

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #2c579b;
/* rgb */ color: rgb(44, 87, 155);
/* oklch */ color: oklch(46.2% 0.121 259.2);

Tailwind

colors: {
  custom: {
    50: '#7385b9',
    500: '#2c579b',
    950: '#000000',
  },
}

SCSS

$custom: #2c579b;
$custom-light: #7385b9;
$custom-dark: #000000;

JSON

{
  "hex": "#2c579b",
  "rgb": {
    "r": 44,
    "g": 87,
    "b": 155
  },
  "hsl": {
    "h": 216.757,
    "s": 55.779,
    "l": 39.02
  },
  "oklch": {
    "l": 0.46244,
    "c": 0.1207,
    "h": 259.2
  },
  "luminance": 0.09718
}

Semantic roles & 50–950 ramp

primary

#2C579B

secondary

#BC9B67

accent

#A549DF

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#090B11

muted

#7B7C80

Preview Lab

Preview with #2C579B

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

Preview Lab → · Contrast checker → · Palette generator →