#2F3DBE#2F3DBE

#2F3DBE is a dark, vivid blue. Relative luminance 0.077; OKLCH L 44.1% C 0.199 H 270.5°. Best body text is #FFFFFF at 8.29:1 contrast (WCAG AA passes).

Color values

HEX	#2F3DBE
RGB	rgb(47, 61, 190)
HSL	hsl(234, 60%, 46%)
HSV	hsv(234, 75%, 75%)
CMYK	cmyk(75.3%, 67.9%, 0%, 25.5%)
CIE-LAB	lab(33.26, 39.42, -68.90)
CIE-LCH	lch(33.26, 79.38, 299.78°)
OKLab	oklab(44.07% 0.0019 -0.1994)
OKLCH	oklch(44.07% 0.199 270.5)
XYZ	xyz(12.1321, 7.6582, 49.5440)
Luminance	0.0766 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3DBE #BEB02F

analogous

#2F85BE #2F3DBE #692FBE

triadic

#2F3DBE #BE2F3D #3DBE2F

tetradic

#2F3DBE #BE2F85 #BEB02F #2FBE69

square

#2F3DBE #BE2F85 #BEB02F #2FBE69

split-complementary

#2F3DBE #BE692F #85BE2F

monochromatic

#171D5C #232D8D #2F3DBE #5562D5 #868FE1

Accessibility & contrast

On white

8.29

#2F3DBE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#2F3DBE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3DBE

8.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3DBE	#FFFFFF	#000000	##FFFFFF
##2F3DBE	1.00	8.29	2.53	8.29
#FFFFFF	8.29	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055C2

Deuteranopia (green-blind)

#0047BC

Tritanopia (blue-blind)

#006078

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #2f3dbe;
/* rgb */ color: rgb(47, 61, 190);
/* oklch */ color: oklch(44.1% 0.199 270.5);

Tailwind

colors: {
  custom: {
    50: '#7e73d3',
    500: '#2f3dbe',
    950: '#000000',
  },
}

SCSS

$custom: #2f3dbe;
$custom-light: #7e73d3;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3dbe",
  "rgb": {
    "r": 47,
    "g": 61,
    "b": 190
  },
  "hsl": {
    "h": 234.126,
    "s": 60.338,
    "l": 46.471
  },
  "oklch": {
    "l": 0.44068,
    "c": 0.19937,
    "h": 270.5
  },
  "luminance": 0.0766
}

Semantic roles & 50–950 ramp

primary

#2F3DBE

secondary

#CBC37E

accent

#D444E3

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #2F3DBE

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

Preview Lab → · Contrast checker → · Palette generator →