#2F3D9A#2F3D9A

#2F3D9A is a dark, vivid blue. Relative luminance 0.063; OKLCH L 40.8% C 0.152 H 271.4°. Best body text is #FFFFFF at 9.31:1 contrast (WCAG AA passes).

Color values

HEX	#2F3D9A
RGB	rgb(47, 61, 154)
HSL	hsl(232, 53%, 39%)
HSV	hsv(232, 69%, 60%)
CMYK	cmyk(69.5%, 60.4%, 0%, 39.6%)
CIE-LAB	lab(30.09, 26.41, -52.55)
CIE-LCH	lch(30.09, 58.81, 296.68°)
OKLab	oklab(40.77% 0.0038 -0.1515)
OKLCH	oklch(40.77% 0.152 271.4)
XYZ	xyz(8.6718, 6.2741, 31.3196)
Luminance	0.0628 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3D9A #9A8C2F

analogous

#2F729A #2F3D9A #572F9A

triadic

#2F3D9A #9A2F3D #3D9A2F

tetradic

#2F3D9A #9A2F72 #9A8C2F #2F9A57

square

#2F3D9A #9A2F72 #9A8C2F #2F9A57

split-complementary

#2F3D9A #9A572F #729A2F

monochromatic

#12183C #212A6B #2F3D9A #4152C5 #707DD3

Accessibility & contrast

On white

9.31

#2F3D9A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#2F3D9A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3D9A

9.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3D9A	#FFFFFF	#000000	##FFFFFF
##2F3D9A	1.00	9.31	2.26	9.31
#FFFFFF	9.31	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004C9D

Deuteranopia (green-blind)

#004298

Tritanopia (blue-blind)

#005465

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #2f3d9a;
/* rgb */ color: rgb(47, 61, 154);
/* oklch */ color: oklch(40.8% 0.152 271.4);

Tailwind

colors: {
  custom: {
    50: '#7672b9',
    500: '#2f3d9a',
    950: '#000000',
  },
}

SCSS

$custom: #2f3d9a;
$custom-light: #7672b9;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3d9a",
  "rgb": {
    "r": 47,
    "g": 61,
    "b": 154
  },
  "hsl": {
    "h": 232.15,
    "s": 53.234,
    "l": 39.412
  },
  "oklch": {
    "l": 0.40769,
    "c": 0.15152,
    "h": 271.4
  },
  "luminance": 0.06275
}

Semantic roles & 50–950 ramp

primary

#2F3D9A

secondary

#BBB06A

accent

#CA4BDD

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #2F3D9A

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

Preview Lab → · Contrast checker → · Palette generator →