#2F4A9C#2F4A9C

#2F4A9C is a dark, vivid blue. Relative luminance 0.079; OKLCH L 43.6% C 0.138 H 266.9°. Best body text is #FFFFFF at 8.14:1 contrast (WCAG AA passes).

Color values

HEX	#2F4A9C
RGB	rgb(47, 74, 156)
HSL	hsl(225, 54%, 40%)
HSV	hsv(225, 70%, 61%)
CMYK	cmyk(69.9%, 52.6%, 0%, 38.8%)
CIE-LAB	lab(33.78, 18.46, -47.79)
CIE-LCH	lch(33.78, 51.23, 291.12°)
OKLab	oklab(43.58% -0.0075 -0.1373)
OKLCH	oklch(43.58% 0.138 266.9)
XYZ	xyz(9.6197, 7.9012, 32.4642)
Luminance	0.0790 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4A9C #9C812F

analogous

#2F809C #2F4A9C #4B2F9C

triadic

#2F4A9C #9C2F4A #4A9C2F

tetradic

#2F4A9C #9C2F80 #9C812F #2F9C4B

square

#2F4A9C #9C2F80 #9C812F #2F9C4B

split-complementary

#2F4A9C #9C4B2F #809C2F

monochromatic

#131D3E #21346D #2F4A9C #4263C6 #718AD4

Accessibility & contrast

On white

8.14

#2F4A9C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#2F4A9C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4A9C

8.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4A9C	#FFFFFF	#000000	##FFFFFF
##2F4A9C	1.00	8.14	2.58	8.14
#FFFFFF	8.14	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#17559F

Deuteranopia (green-blind)

#004B9A

Tritanopia (blue-blind)

#005D6C

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #2f4a9c;
/* rgb */ color: rgb(47, 74, 156);
/* oklch */ color: oklch(43.6% 0.138 266.9);

Tailwind

colors: {
  custom: {
    50: '#757cba',
    500: '#2f4a9c',
    950: '#000000',
  },
}

SCSS

$custom: #2f4a9c;
$custom-light: #757cba;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4a9c",
  "rgb": {
    "r": 47,
    "g": 74,
    "b": 156
  },
  "hsl": {
    "h": 225.138,
    "s": 53.695,
    "l": 39.804
  },
  "oklch": {
    "l": 0.43581,
    "c": 0.1375,
    "h": 266.9
  },
  "luminance": 0.07902
}

Semantic roles & 50–950 ramp

primary

#2F4A9C

secondary

#BCA86B

accent

#B94BDD

background

#F7F7FB

surface

#EEEEF6

border

#C9C9D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #2F4A9C

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

Preview Lab → · Contrast checker → · Palette generator →