#2F56B9#2F56B9

#2F56B9 is a mid, vivid blue. Relative luminance 0.108; OKLCH L 48.3% C 0.163 H 264.7°. Best body text is #FFFFFF at 6.66:1 contrast (WCAG AA passes).

Color values

HEX	#2F56B9
RGB	rgb(47, 86, 185)
HSL	hsl(223, 59%, 45%)
HSV	hsv(223, 75%, 73%)
CMYK	cmyk(74.6%, 53.5%, 0%, 27.5%)
CIE-LAB	lab(39.18, 21.46, -56.31)
CIE-LCH	lch(39.18, 60.26, 290.86°)
OKLab	oklab(48.33% -0.0149 -0.1621)
OKLCH	oklch(48.33% 0.163 264.7)
XYZ	xyz(13.2539, 10.7612, 47.2681)
Luminance	0.1076 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F56B9 #B9922F

analogous

#2F9BB9 #2F56B9 #4D2FB9

triadic

#2F56B9 #B92F56 #56B92F

tetradic

#2F56B9 #B92F9B #B9922F #2FB94D

square

#2F56B9 #B92F9B #B9922F #2FB94D

split-complementary

#2F56B9 #B94D2F #9BB92F

monochromatic

#162957 #233F88 #2F56B9 #5277D3 #839DDF

Accessibility & contrast

On white

6.66

#2F56B9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#2F56B9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F56B9

6.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F56B9	#FFFFFF	#000000	##FFFFFF
##2F56B9	1.00	6.66	3.15	6.66
#FFFFFF	6.66	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A63BC

Deuteranopia (green-blind)

#0056B7

Tritanopia (blue-blind)

#006E7F

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #2f56b9;
/* rgb */ color: rgb(47, 86, 185);
/* oklch */ color: oklch(48.3% 0.163 264.7);

Tailwind

colors: {
  custom: {
    50: '#7b85cf',
    500: '#2f56b9',
    950: '#000000',
  },
}

SCSS

$custom: #2f56b9;
$custom-light: #7b85cf;
$custom-dark: #000000;

JSON

{
  "hex": "#2f56b9",
  "rgb": {
    "r": 47,
    "g": 86,
    "b": 185
  },
  "hsl": {
    "h": 223.043,
    "s": 59.483,
    "l": 45.49
  },
  "oklch": {
    "l": 0.48332,
    "c": 0.16284,
    "h": 264.7
  },
  "luminance": 0.10763
}

Semantic roles & 50–950 ramp

primary

#2F56B9

secondary

#C9B37B

accent

#B645E3

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #2F56B9

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

Preview Lab → · Contrast checker → · Palette generator →