#2F579A#2F579A

#2F579A is a mid, moderate blue. Relative luminance 0.098; OKLCH L 46.3% C 0.118 H 260.1°. Best body text is #FFFFFF at 7.12:1 contrast (WCAG AA passes).

Color values

HEX	#2F579A
RGB	rgb(47, 87, 154)
HSL	hsl(218, 53%, 39%)
HSV	hsv(218, 69%, 60%)
CMYK	cmyk(69.5%, 43.5%, 0%, 39.6%)
CIE-LAB	lab(37.40, 9.08, -40.77)
CIE-LCH	lch(37.40, 41.77, 282.56°)
OKLab	oklab(46.31% -0.0203 -0.1164)
OKLCH	oklch(46.31% 0.118 260.1)
XYZ	xyz(10.4111, 9.7528, 31.8994)
Luminance	0.0975 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F579A #9A722F

analogous

#2F8D9A #2F579A #3D2F9A

triadic

#2F579A #9A2F57 #579A2F

tetradic

#2F579A #9A2F8D #9A722F #2F9A3D

square

#2F579A #9A2F8D #9A722F #2F9A3D

split-complementary

#2F579A #9A3D2F #8D9A2F

monochromatic

#12223C #213D6B #2F579A #4172C5 #7095D3

Accessibility & contrast

On white

7.12

#2F579A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.95

#2F579A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F579A

7.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F579A	#FFFFFF	#000000	##FFFFFF
##2F579A	1.00	7.12	2.95	7.12
#FFFFFF	7.12	1.00	21.00	1.00
#000000	2.95	21.00	1.00	21.00
##FFFFFF	7.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#375D9D

Deuteranopia (green-blind)

#255399

Tritanopia (blue-blind)

#006671

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #2f579a;
/* rgb */ color: rgb(47, 87, 154);
/* oklch */ color: oklch(46.3% 0.118 260.1);

Tailwind

colors: {
  custom: {
    50: '#7485b8',
    500: '#2f579a',
    950: '#000000',
  },
}

SCSS

$custom: #2f579a;
$custom-light: #7485b8;
$custom-dark: #000000;

JSON

{
  "hex": "#2f579a",
  "rgb": {
    "r": 47,
    "g": 87,
    "b": 154
  },
  "hsl": {
    "h": 217.57,
    "s": 53.234,
    "l": 39.412
  },
  "oklch": {
    "l": 0.46309,
    "c": 0.1182,
    "h": 260.1
  },
  "luminance": 0.09754
}

Semantic roles & 50–950 ramp

primary

#2F579A

secondary

#BB9D6A

accent

#A64BDD

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#090B11

muted

#7B7C80

Preview Lab

Preview with #2F579A

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

Preview Lab → · Contrast checker → · Palette generator →