#2F4A9F#2F4A9F

#2F4A9F is a dark, vivid blue. Relative luminance 0.080; OKLCH L 43.8% C 0.142 H 267.1°. Best body text is #FFFFFF at 8.07:1 contrast (WCAG AA passes).

Color values

HEX	#2F4A9F
RGB	rgb(47, 74, 159)
HSL	hsl(226, 54%, 40%)
HSV	hsv(226, 70%, 62%)
CMYK	cmyk(70.4%, 53.5%, 0%, 37.6%)
CIE-LAB	lab(33.99, 19.59, -49.25)
CIE-LCH	lch(33.99, 53.01, 291.69°)
OKLab	oklab(43.81% -0.0072 -0.1416)
OKLCH	oklch(43.81% 0.142 267.1)
XYZ	xyz(9.8769, 8.0041, 33.8186)
Luminance	0.0800 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4A9F #9F842F

analogous

#2F829F #2F4A9F #4C2F9F

triadic

#2F4A9F #9F2F4A #4A9F2F

tetradic

#2F4A9F #9F2F82 #9F842F #2F9F4C

square

#2F4A9F #9F2F82 #9F842F #2F9F4C

split-complementary

#2F4A9F #9F4C2F #829F2F

monochromatic

#131E41 #213470 #2F4A9F #4463C8 #738BD6

Accessibility & contrast

On white

8.07

#2F4A9F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#2F4A9F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4A9F

8.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4A9F	#FFFFFF	#000000	##FFFFFF
##2F4A9F	1.00	8.07	2.60	8.07
#FFFFFF	8.07	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1055A2

Deuteranopia (green-blind)

#004B9D

Tritanopia (blue-blind)

#005E6D

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #2f4a9f;
/* rgb */ color: rgb(47, 74, 159);
/* oklch */ color: oklch(43.8% 0.142 267.1);

Tailwind

colors: {
  custom: {
    50: '#767cbc',
    500: '#2f4a9f',
    950: '#000000',
  },
}

SCSS

$custom: #2f4a9f;
$custom-light: #767cbc;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4a9f",
  "rgb": {
    "r": 47,
    "g": 74,
    "b": 159
  },
  "hsl": {
    "h": 225.536,
    "s": 54.369,
    "l": 40.392
  },
  "oklch": {
    "l": 0.43812,
    "c": 0.14177,
    "h": 267.1
  },
  "luminance": 0.08005
}

Semantic roles & 50–950 ramp

primary

#2F4A9F

secondary

#BDAA6D

accent

#BA4ADE

background

#F7F7FB

surface

#EEEEF6

border

#C9C9D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #2F4A9F

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

Preview Lab → · Contrast checker → · Palette generator →