#2F4DB5#2F4DB5

#2F4DB5 is a mid, vivid blue. Relative luminance 0.092; OKLCH L 46.2% C 0.169 H 267.2°. Best body text is #FFFFFF at 7.37:1 contrast (WCAG AA passes).

Color values

HEX	#2F4DB5
RGB	rgb(47, 77, 181)
HSL	hsl(227, 59%, 45%)
HSV	hsv(227, 74%, 71%)
CMYK	cmyk(74%, 57.5%, 0%, 29%)
CIE-LAB	lab(36.46, 25.87, -58.37)
CIE-LCH	lch(36.46, 63.84, 293.90°)
OKLab	oklab(46.19% -0.0083 -0.1684)
OKLCH	oklch(46.19% 0.169 267.2)
XYZ	xyz(12.1638, 9.2470, 44.8509)
Luminance	0.0925 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4DB5 #B5972F

analogous

#2F90B5 #2F4DB5 #542FB5

triadic

#2F4DB5 #B52F4D #4DB52F

tetradic

#2F4DB5 #B52F90 #B5972F #2FB554

square

#2F4DB5 #B52F90 #B5972F #2FB554

split-complementary

#2F4DB5 #B5542F #90B52F

monochromatic

#162454 #223884 #2F4DB5 #506DD1 #8095DE

Accessibility & contrast

On white

7.37

#2F4DB5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#2F4DB5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4DB5

7.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4DB5	#FFFFFF	#000000	##FFFFFF
##2F4DB5	1.00	7.37	2.85	7.37
#FFFFFF	7.37	1.00	21.00	1.00
#000000	2.85	21.00	1.00	21.00
##FFFFFF	7.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CB9

Deuteranopia (green-blind)

#0050B3

Tritanopia (blue-blind)

#006779

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #2f4db5;
/* rgb */ color: rgb(47, 77, 181);
/* oklch */ color: oklch(46.2% 0.169 267.2);

Tailwind

colors: {
  custom: {
    50: '#7a7ecc',
    500: '#2f4db5',
    950: '#000000',
  },
}

SCSS

$custom: #2f4db5;
$custom-light: #7a7ecc;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4db5",
  "rgb": {
    "r": 47,
    "g": 77,
    "b": 181
  },
  "hsl": {
    "h": 226.567,
    "s": 58.772,
    "l": 44.706
  },
  "oklch": {
    "l": 0.46188,
    "c": 0.16856,
    "h": 267.2
  },
  "luminance": 0.09248
}

Semantic roles & 50–950 ramp

primary

#2F4DB5

secondary

#C7B679

accent

#BF46E2

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #2F4DB5

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

Preview Lab → · Contrast checker → · Palette generator →