#2F4C9F#2F4C9F

#2F4C9F is a dark, vivid blue. Relative luminance 0.083; OKLCH L 44.2% C 0.139 H 266.3°. Best body text is #FFFFFF at 7.91:1 contrast (WCAG AA passes).

Color values

HEX	#2F4C9F
RGB	rgb(47, 76, 159)
HSL	hsl(224, 54%, 40%)
HSV	hsv(224, 70%, 62%)
CMYK	cmyk(70.4%, 52.2%, 0%, 37.6%)
CIE-LAB	lab(34.55, 18.25, -48.35)
CIE-LCH	lch(34.55, 51.68, 290.68°)
OKLab	oklab(44.24% -0.009 -0.1389)
OKLCH	oklch(44.24% 0.139 266.3)
XYZ	xyz(10.0126, 8.2754, 33.8638)
Luminance	0.0828 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4C9F #9F822F

analogous

#2F849F #2F4C9F #4A2F9F

triadic

#2F4C9F #9F2F4C #4C9F2F

tetradic

#2F4C9F #9F2F84 #9F822F #2F9F4A

square

#2F4C9F #9F2F84 #9F822F #2F9F4A

split-complementary

#2F4C9F #9F4A2F #849F2F

monochromatic

#131F41 #213570 #2F4C9F #4466C8 #738CD6

Accessibility & contrast

On white

7.91

#2F4C9F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#2F4C9F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4C9F

7.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4C9F	#FFFFFF	#000000	##FFFFFF
##2F4C9F	1.00	7.91	2.66	7.91
#FFFFFF	7.91	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1857A2

Deuteranopia (green-blind)

#004C9D

Tritanopia (blue-blind)

#00606E

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #2f4c9f;
/* rgb */ color: rgb(47, 76, 159);
/* oklch */ color: oklch(44.2% 0.139 266.3);

Tailwind

colors: {
  custom: {
    50: '#767dbc',
    500: '#2f4c9f',
    950: '#000000',
  },
}

SCSS

$custom: #2f4c9f;
$custom-light: #767dbc;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4c9f",
  "rgb": {
    "r": 47,
    "g": 76,
    "b": 159
  },
  "hsl": {
    "h": 224.464,
    "s": 54.369,
    "l": 40.392
  },
  "oklch": {
    "l": 0.44235,
    "c": 0.13919,
    "h": 266.3
  },
  "luminance": 0.08276
}

Semantic roles & 50–950 ramp

primary

#2F4C9F

secondary

#BDA86D

accent

#B74ADE

background

#F7F7FB

surface

#EEEEF6

border

#C9C9D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #2F4C9F

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

Preview Lab → · Contrast checker → · Palette generator →