#2F4FA9#2F4FA9

#2F4FA9 is a mid, vivid blue. Relative luminance 0.091; OKLCH L 45.6% C 0.149 H 265.9°. Best body text is #FFFFFF at 7.47:1 contrast (WCAG AA passes).

Color values

HEX	#2F4FA9
RGB	rgb(47, 79, 169)
HSL	hsl(224, 56%, 42%)
HSV	hsv(224, 72%, 66%)
CMYK	cmyk(72.2%, 53.3%, 0%, 33.7%)
CIE-LAB	lab(36.10, 20.03, -51.83)
CIE-LCH	lch(36.10, 55.57, 291.13°)
OKLab	oklab(45.64% -0.0107 -0.1491)
OKLCH	oklch(45.64% 0.149 265.9)
XYZ	xyz(11.1272, 9.0597, 38.6907)
Luminance	0.0906 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4FA9 #A9892F

analogous

#2F8CA9 #2F4FA9 #4C2FA9

triadic

#2F4FA9 #A92F4F #4FA92F

tetradic

#2F4FA9 #A92F8C #A9892F #2FA94C

square

#2F4FA9 #A92F8C #A9892F #2FA94C

split-complementary

#2F4FA9 #A94C2F #8CA92F

monochromatic

#142249 #223979 #2F4FA9 #496BCC #7992DA

Accessibility & contrast

On white

7.47

#2F4FA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#2F4FA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4FA9

7.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4FA9	#FFFFFF	#000000	##FFFFFF
##2F4FA9	1.00	7.47	2.81	7.47
#FFFFFF	7.47	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#105BAC

Deuteranopia (green-blind)

#0050A7

Tritanopia (blue-blind)

#006574

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #2f4fa9;
/* rgb */ color: rgb(47, 79, 169);
/* oklch */ color: oklch(45.6% 0.149 265.9);

Tailwind

colors: {
  custom: {
    50: '#787fc3',
    500: '#2f4fa9',
    950: '#000000',
  },
}

SCSS

$custom: #2f4fa9;
$custom-light: #787fc3;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4fa9",
  "rgb": {
    "r": 47,
    "g": 79,
    "b": 169
  },
  "hsl": {
    "h": 224.262,
    "s": 56.481,
    "l": 42.353
  },
  "oklch": {
    "l": 0.45636,
    "c": 0.14949,
    "h": 265.9
  },
  "luminance": 0.09061
}

Semantic roles & 50–950 ramp

primary

#2F4FA9

secondary

#C2AD72

accent

#B848E0

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2F4FA9

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

Preview Lab → · Contrast checker → · Palette generator →