#2F5FC9#2F5FC9

#2F5FC9 is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.4% C 0.173 H 263.3°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#2F5FC9
RGB	rgb(47, 95, 201)
HSL	hsl(221, 62%, 49%)
HSV	hsv(221, 77%, 79%)
CMYK	cmyk(76.6%, 52.7%, 0%, 21.2%)
CIE-LAB	lab(42.77, 21.63, -59.79)
CIE-LCH	lch(42.77, 63.58, 289.88°)
OKLab	oklab(51.42% -0.0203 -0.1722)
OKLCH	oklch(51.42% 0.173 263.3)
XYZ	xyz(15.8034, 13.0040, 56.9241)
Luminance	0.1301 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F5FC9 #C9992F

analogous

#2FACC9 #2F5FC9 #4C2FC9

triadic

#2F5FC9 #C92F5F #5FC92F

tetradic

#2F5FC9 #C92FAC #C9992F #2FC94C

square

#2F5FC9 #C92FAC #C9992F #2FC94C

split-complementary

#2F5FC9 #C94C2F #ACC92F

monochromatic

#183066 #234897 #2F5FC9 #5C83D9 #8EA9E5

Accessibility & contrast

On white

5.83

#2F5FC9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#2F5FC9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2F5FC9

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F5FC9	#FFFFFF	#000000	##FFFFFF
##2F5FC9	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#106CCD

Deuteranopia (green-blind)

#005EC7

Tritanopia (blue-blind)

#00798B

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #2f5fc9;
/* rgb */ color: rgb(47, 95, 201);
/* oklch */ color: oklch(51.4% 0.173 263.3);

Tailwind

colors: {
  custom: {
    50: '#7e8bda',
    500: '#2f5fc9',
    950: '#000000',
  },
}

SCSS

$custom: #2f5fc9;
$custom-light: #7e8bda;
$custom-dark: #000000;

JSON

{
  "hex": "#2f5fc9",
  "rgb": {
    "r": 47,
    "g": 95,
    "b": 201
  },
  "hsl": {
    "h": 221.299,
    "s": 62.097,
    "l": 48.627
  },
  "oklch": {
    "l": 0.5142,
    "c": 0.17344,
    "h": 263.3
  },
  "luminance": 0.13006
}

Semantic roles & 50–950 ramp

primary

#2F5FC9

secondary

#CFB885

accent

#B343E5

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0B0C15

muted

#7C7D83

Preview Lab

Preview with #2F5FC9

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

Preview Lab → · Contrast checker → · Palette generator →