#2F4FAD#2F4FAD

#2F4FAD is a mid, vivid blue. Relative luminance 0.092; OKLCH L 45.9% C 0.155 H 266.2°. Best body text is #FFFFFF at 7.39:1 contrast (WCAG AA passes).

Color values

HEX	#2F4FAD
RGB	rgb(47, 79, 173)
HSL	hsl(225, 57%, 43%)
HSV	hsv(225, 73%, 68%)
CMYK	cmyk(72.8%, 54.3%, 0%, 32.2%)
CIE-LAB	lab(36.39, 21.54, -53.74)
CIE-LCH	lch(36.39, 57.90, 291.84°)
OKLab	oklab(45.95% -0.0103 -0.1547)
OKLCH	oklch(45.95% 0.155 266.2)
XYZ	xyz(11.5085, 9.2122, 40.6987)
Luminance	0.0921 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4FAD #AD8D2F

analogous

#2F8EAD #2F4FAD #4E2FAD

triadic

#2F4FAD #AD2F4F #4FAD2F

tetradic

#2F4FAD #AD2F8E #AD8D2F #2FAD4E

square

#2F4FAD #AD2F8E #AD8D2F #2FAD4E

split-complementary

#2F4FAD #AD4E2F #8EAD2F

monochromatic

#15234D #22397D #2F4FAD #4B6CCE #7B94DB

Accessibility & contrast

On white

7.39

#2F4FAD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#2F4FAD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4FAD

7.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4FAD	#FFFFFF	#000000	##FFFFFF
##2F4FAD	1.00	7.39	2.84	7.39
#FFFFFF	7.39	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#035CB0

Deuteranopia (green-blind)

#0050AB

Tritanopia (blue-blind)

#006676

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #2f4fad;
/* rgb */ color: rgb(47, 79, 173);
/* oklch */ color: oklch(45.9% 0.155 266.2);

Tailwind

colors: {
  custom: {
    50: '#797fc6',
    500: '#2f4fad',
    950: '#000000',
  },
}

SCSS

$custom: #2f4fad;
$custom-light: #797fc6;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4fad",
  "rgb": {
    "r": 47,
    "g": 79,
    "b": 173
  },
  "hsl": {
    "h": 224.762,
    "s": 57.273,
    "l": 43.137
  },
  "oklch": {
    "l": 0.45948,
    "c": 0.15507,
    "h": 266.2
  },
  "luminance": 0.09213
}

Semantic roles & 50–950 ramp

primary

#2F4FAD

secondary

#C4AF74

accent

#BA47E1

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2F4FAD

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

Preview Lab → · Contrast checker → · Palette generator →