#2F44B9#2F44B9

#2F44B9 is a dark, vivid blue. Relative luminance 0.082; OKLCH L 44.8% C 0.185 H 269.4°. Best body text is #FFFFFF at 7.93:1 contrast (WCAG AA passes).

Color values

HEX	#2F44B9
RGB	rgb(47, 68, 185)
HSL	hsl(231, 59%, 45%)
HSV	hsv(231, 75%, 73%)
CMYK	cmyk(74.6%, 63.2%, 0%, 27.5%)
CIE-LAB	lab(34.48, 33.21, -63.96)
CIE-LCH	lch(34.48, 72.06, 297.44°)
OKLab	oklab(44.82% -0.002 -0.1849)
OKLCH	oklch(44.82% 0.185 269.4)
XYZ	xyz(11.9934, 8.2401, 46.8480)
Luminance	0.0824 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.98

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F44B9 #B9A42F

analogous

#2F89B9 #2F44B9 #5F2FB9

triadic

#2F44B9 #B92F44 #44B92F

tetradic

#2F44B9 #B92F89 #B9A42F #2FB95F

square

#2F44B9 #B92F89 #B9A42F #2FB95F

split-complementary

#2F44B9 #B95F2F #89B92F

monochromatic

#162057 #233288 #2F44B9 #5266D3 #8391DF

Accessibility & contrast

On white

7.93

#2F44B9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#2F44B9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F44B9

7.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F44B9	#FFFFFF	#000000	##FFFFFF
##2F44B9	1.00	7.93	2.65	7.93
#FFFFFF	7.93	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058BD

Deuteranopia (green-blind)

#004BB7

Tritanopia (blue-blind)

#006278

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #2f44b9;
/* rgb */ color: rgb(47, 68, 185);
/* oklch */ color: oklch(44.8% 0.185 269.4);

Tailwind

colors: {
  custom: {
    50: '#7c77cf',
    500: '#2f44b9',
    950: '#000000',
  },
}

SCSS

$custom: #2f44b9;
$custom-light: #7c77cf;
$custom-dark: #000000;

JSON

{
  "hex": "#2f44b9",
  "rgb": {
    "r": 47,
    "g": 68,
    "b": 185
  },
  "hsl": {
    "h": 230.87,
    "s": 59.483,
    "l": 45.49
  },
  "oklch": {
    "l": 0.44821,
    "c": 0.18487,
    "h": 269.4
  },
  "luminance": 0.08241
}

Semantic roles & 50–950 ramp

primary

#2F44B9

secondary

#C9BD7B

accent

#CB45E3

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0814

muted

#7C7B82

Preview Lab

Preview with #2F44B9

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

Preview Lab → · Contrast checker → · Palette generator →