#2F349A#2F349A

#2F349A is a dark, vivid blue. Relative luminance 0.054; OKLCH L 39.1% C 0.163 H 273.8°. Best body text is #FFFFFF at 10.10:1 contrast (WCAG AA passes).

Color values

HEX	#2F349A
RGB	rgb(47, 52, 154)
HSL	hsl(237, 53%, 39%)
HSV	hsv(237, 69%, 60%)
CMYK	cmyk(69.5%, 66.2%, 0%, 39.6%)
CIE-LAB	lab(27.83, 32.31, -56.26)
CIE-LCH	lch(27.83, 64.87, 299.87°)
OKLab	oklab(39.1% 0.0109 -0.1624)
OKLCH	oklch(39.1% 0.163 273.8)
XYZ	xyz(8.2311, 5.3926, 31.1727)
Luminance	0.0539 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F349A #9A952F

analogous

#2F6A9A #2F349A #602F9A

triadic

#2F349A #9A2F34 #349A2F

tetradic

#2F349A #9A2F6A #9A952F #2F9A60

square

#2F349A #9A2F6A #9A952F #2F9A60

split-complementary

#2F349A #9A602F #6A9A2F

monochromatic

#12143C #21246B #2F349A #4147C5 #7075D3

Accessibility & contrast

On white

10.10

#2F349A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#2F349A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F349A

10.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F349A	#FFFFFF	#000000	##FFFFFF
##2F349A	1.00	10.10	2.08	10.10
#FFFFFF	10.10	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00479D

Deuteranopia (green-blind)

#003D98

Tritanopia (blue-blind)

#004F62

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2f349a;
/* rgb */ color: rgb(47, 52, 154);
/* oklch */ color: oklch(39.1% 0.163 273.8);

Tailwind

colors: {
  custom: {
    50: '#766cb9',
    500: '#2f349a',
    950: '#000000',
  },
}

SCSS

$custom: #2f349a;
$custom-light: #766cb9;
$custom-dark: #000000;

JSON

{
  "hex": "#2f349a",
  "rgb": {
    "r": 47,
    "g": 52,
    "b": 154
  },
  "hsl": {
    "h": 237.196,
    "s": 53.234,
    "l": 39.412
  },
  "oklch": {
    "l": 0.391,
    "c": 0.16278,
    "h": 273.8
  },
  "luminance": 0.05393
}

Semantic roles & 50–950 ramp

primary

#2F349A

secondary

#BBB76A

accent

#D64BDD

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2F349A

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

Preview Lab → · Contrast checker → · Palette generator →