#2F4CB7#2F4CB7

#2F4CB7 is a mid, vivid blue. Relative luminance 0.092; OKLCH L 46.2% C 0.173 H 267.5°. Best body text is #FFFFFF at 7.40:1 contrast (WCAG AA passes).

Color values

HEX	#2F4CB7
RGB	rgb(47, 76, 183)
HSL	hsl(227, 59%, 45%)
HSV	hsv(227, 74%, 72%)
CMYK	cmyk(74.3%, 58.5%, 0%, 28.2%)
CIE-LAB	lab(36.35, 27.27, -59.72)
CIE-LCH	lch(36.35, 65.65, 294.54°)
OKLab	oklab(46.16% -0.0075 -0.1723)
OKLCH	oklch(46.16% 0.173 267.5)
XYZ	xyz(12.3010, 9.1908, 45.9163)
Luminance	0.0919 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4CB7 #B79A2F

analogous

#2F90B7 #2F4CB7 #562FB7

triadic

#2F4CB7 #B72F4C #4CB72F

tetradic

#2F4CB7 #B72F90 #B79A2F #2FB756

square

#2F4CB7 #B72F90 #B79A2F #2FB756

split-complementary

#2F4CB7 #B7562F #90B72F

monochromatic

#162456 #223886 #2F4CB7 #516CD2 #8295DF

Accessibility & contrast

On white

7.40

#2F4CB7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#2F4CB7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4CB7

7.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4CB7	#FFFFFF	#000000	##FFFFFF
##2F4CB7	1.00	7.40	2.84	7.40
#FFFFFF	7.40	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CBB

Deuteranopia (green-blind)

#004FB5

Tritanopia (blue-blind)

#00677A

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #2f4cb7;
/* rgb */ color: rgb(47, 76, 183);
/* oklch */ color: oklch(46.2% 0.173 267.5);

Tailwind

colors: {
  custom: {
    50: '#7b7dcd',
    500: '#2f4cb7',
    950: '#000000',
  },
}

SCSS

$custom: #2f4cb7;
$custom-light: #7b7dcd;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4cb7",
  "rgb": {
    "r": 47,
    "g": 76,
    "b": 183
  },
  "hsl": {
    "h": 227.206,
    "s": 59.13,
    "l": 45.098
  },
  "oklch": {
    "l": 0.46158,
    "c": 0.17251,
    "h": 267.5
  },
  "luminance": 0.09192
}

Semantic roles & 50–950 ramp

primary

#2F4CB7

secondary

#C8B77A

accent

#C145E2

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0914

muted

#7C7B82

Preview Lab

Preview with #2F4CB7

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

Preview Lab → · Contrast checker → · Palette generator →