#2B47B5#2B47B5

#2B47B5 is a dark, vivid blue. Relative luminance 0.084; OKLCH L 44.8% C 0.177 H 267.6°. Best body text is #FFFFFF at 7.86:1 contrast (WCAG AA passes).

Color values

HEX	#2B47B5
RGB	rgb(43, 71, 181)
HSL	hsl(228, 62%, 44%)
HSV	hsv(228, 76%, 71%)
CMYK	cmyk(76.2%, 60.8%, 0%, 29%)
CIE-LAB	lab(34.71, 29.34, -61.22)
CIE-LCH	lch(34.71, 67.89, 295.60°)
OKLab	oklab(44.84% -0.0075 -0.1769)
OKLCH	oklch(44.84% 0.177 267.6)
XYZ	xyz(11.5871, 8.3550, 44.7091)
Luminance	0.0836 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B47B5 #B5992B

analogous

#2B8CB5 #2B47B5 #542BB5

triadic

#2B47B5 #B52B47 #47B52B

tetradic

#2B47B5 #B52B8C #B5992B #2BB554

square

#2B47B5 #B52B8C #B5992B #2BB554

split-complementary

#2B47B5 #B5542B #8CB52B

monochromatic

#142052 #1F3484 #2B47B5 #4965D4 #7B8FE0

Accessibility & contrast

On white

7.86

#2B47B5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#2B47B5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B47B5

7.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B47B5	#FFFFFF	#000000	##FFFFFF
##2B47B5	1.00	7.86	2.67	7.86
#FFFFFF	7.86	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058B9

Deuteranopia (green-blind)

#004BB3

Tritanopia (blue-blind)

#006377

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #2b47b5;
/* rgb */ color: rgb(43, 71, 181);
/* oklch */ color: oklch(44.8% 0.177 267.6);

Tailwind

colors: {
  custom: {
    50: '#7979cc',
    500: '#2b47b5',
    950: '#000000',
  },
}

SCSS

$custom: #2b47b5;
$custom-light: #7979cc;
$custom-dark: #000000;

JSON

{
  "hex": "#2b47b5",
  "rgb": {
    "r": 43,
    "g": 71,
    "b": 181
  },
  "hsl": {
    "h": 227.826,
    "s": 61.607,
    "l": 43.922
  },
  "oklch": {
    "l": 0.44838,
    "c": 0.17705,
    "h": 267.6
  },
  "luminance": 0.08356
}

Semantic roles & 50–950 ramp

primary

#2B47B5

secondary

#C8B774

accent

#C443E5

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #2B47B5

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

Preview Lab → · Contrast checker → · Palette generator →