#2F4CB6#2F4CB6

#2F4CB6 is a mid, vivid blue. Relative luminance 0.092; OKLCH L 46.1% C 0.171 H 267.5°. Best body text is #FFFFFF at 7.42:1 contrast (WCAG AA passes).

Color values

HEX	#2F4CB6
RGB	rgb(47, 76, 182)
HSL	hsl(227, 59%, 45%)
HSV	hsv(227, 74%, 71%)
CMYK	cmyk(74.2%, 58.2%, 0%, 28.6%)
CIE-LAB	lab(36.27, 26.90, -59.26)
CIE-LCH	lch(36.27, 65.08, 294.41°)
OKLab	oklab(46.07% -0.0075 -0.171)
OKLCH	oklch(46.07% 0.171 267.5)
XYZ	xyz(12.1973, 9.1493, 45.3701)
Luminance	0.0915 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4CB6 #B6992F

analogous

#2F90B6 #2F4CB6 #552FB6

triadic

#2F4CB6 #B62F4C #4CB62F

tetradic

#2F4CB6 #B62F90 #B6992F #2FB655

square

#2F4CB6 #B62F90 #B6992F #2FB655

split-complementary

#2F4CB6 #B6552F #90B62F

monochromatic

#162355 #223885 #2F4CB6 #506CD2 #8195DE

Accessibility & contrast

On white

7.42

#2F4CB6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#2F4CB6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4CB6

7.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4CB6	#FFFFFF	#000000	##FFFFFF
##2F4CB6	1.00	7.42	2.83	7.42
#FFFFFF	7.42	1.00	21.00	1.00
#000000	2.83	21.00	1.00	21.00
##FFFFFF	7.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CBA

Deuteranopia (green-blind)

#004FB4

Tritanopia (blue-blind)

#006679

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #2f4cb6;
/* rgb */ color: rgb(47, 76, 182);
/* oklch */ color: oklch(46.1% 0.171 267.5);

Tailwind

colors: {
  custom: {
    50: '#7b7dcd',
    500: '#2f4cb6',
    950: '#000000',
  },
}

SCSS

$custom: #2f4cb6;
$custom-light: #7b7dcd;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4cb6",
  "rgb": {
    "r": 47,
    "g": 76,
    "b": 182
  },
  "hsl": {
    "h": 227.111,
    "s": 58.952,
    "l": 44.902
  },
  "oklch": {
    "l": 0.46074,
    "c": 0.17115,
    "h": 267.5
  },
  "luminance": 0.09151
}

Semantic roles & 50–950 ramp

primary

#2F4CB6

secondary

#C7B779

accent

#C146E2

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #2F4CB6

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

Preview Lab → · Contrast checker → · Palette generator →