#2F3EB7#2F3EB7

#2F3EB7 is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.6% C 0.189 H 270.6°. Best body text is #FFFFFF at 8.42:1 contrast (WCAG AA passes).

Color values

HEX	#2F3EB7
RGB	rgb(47, 62, 183)
HSL	hsl(233, 59%, 45%)
HSV	hsv(233, 74%, 72%)
CMYK	cmyk(74.3%, 66.1%, 0%, 28.2%)
CIE-LAB	lab(32.85, 36.31, -65.45)
CIE-LCH	lch(32.85, 74.84, 299.02°)
OKLab	oklab(43.57% 0.0019 -0.1893)
OKLCH	oklch(43.57% 0.189 270.6)
XYZ	xyz(11.4392, 7.4673, 45.6290)
Luminance	0.0747 (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

#2F3EB7 #B7A82F

analogous

#2F82B7 #2F3EB7 #642FB7

triadic

#2F3EB7 #B72F3E #3EB72F

tetradic

#2F3EB7 #B72F82 #B7A82F #2FB764

square

#2F3EB7 #B72F82 #B7A82F #2FB764

split-complementary

#2F3EB7 #B7642F #82B72F

monochromatic

#161D56 #222E86 #2F3EB7 #515FD2 #828CDF

Accessibility & contrast

On white

8.42

#2F3EB7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#2F3EB7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3EB7

8.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3EB7	#FFFFFF	#000000	##FFFFFF
##2F3EB7	1.00	8.42	2.49	8.42
#FFFFFF	8.42	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054BB

Deuteranopia (green-blind)

#0047B5

Tritanopia (blue-blind)

#005E75

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #2f3eb7;
/* rgb */ color: rgb(47, 62, 183);
/* oklch */ color: oklch(43.6% 0.189 270.6);

Tailwind

colors: {
  custom: {
    50: '#7c73ce',
    500: '#2f3eb7',
    950: '#000000',
  },
}

SCSS

$custom: #2f3eb7;
$custom-light: #7c73ce;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3eb7",
  "rgb": {
    "r": 47,
    "g": 62,
    "b": 183
  },
  "hsl": {
    "h": 233.382,
    "s": 59.13,
    "l": 45.098
  },
  "oklch": {
    "l": 0.43571,
    "c": 0.18928,
    "h": 270.6
  },
  "luminance": 0.07468
}

Semantic roles & 50–950 ramp

primary

#2F3EB7

secondary

#C8BF7A

accent

#D145E2

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0814

muted

#7C7B82

Preview Lab

Preview with #2F3EB7

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

Preview Lab → · Contrast checker → · Palette generator →