#2B47A0#2B47A0

#2B47A0 is a dark, vivid blue. Relative luminance 0.076; OKLCH L 43.1% C 0.148 H 266.8°. Best body text is #FFFFFF at 8.36:1 contrast (WCAG AA passes).

Color values

HEX	#2B47A0
RGB	rgb(43, 71, 160)
HSL	hsl(226, 58%, 40%)
HSV	hsv(226, 73%, 63%)
CMYK	cmyk(73.1%, 55.6%, 0%, 37.3%)
CIE-LAB	lab(33.04, 21.40, -51.40)
CIE-LCH	lch(33.04, 55.68, 292.60°)
OKLab	oklab(43.07% -0.0083 -0.148)
OKLCH	oklch(43.07% 0.148 266.8)
XYZ	xyz(9.5925, 7.5571, 34.2040)
Luminance	0.0756 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B47A0 #A0842B

analogous

#2B82A0 #2B47A0 #4A2BA0

triadic

#2B47A0 #A02B47 #47A02B

tetradic

#2B47A0 #A02B82 #A0842B #2BA04A

square

#2B47A0 #A02B82 #A0842B #2BA04A

split-complementary

#2B47A0 #A04A2B #82A02B

monochromatic

#111C40 #1E3270 #2B47A0 #3D5FCB #6E87D8

Accessibility & contrast

On white

8.36

#2B47A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#2B47A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B47A0

8.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B47A0	#FFFFFF	#000000	##FFFFFF
##2B47A0	1.00	8.36	2.51	8.36
#FFFFFF	8.36	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053A3

Deuteranopia (green-blind)

#00499E

Tritanopia (blue-blind)

#005D6C

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #2b47a0;
/* rgb */ color: rgb(43, 71, 160);
/* oklch */ color: oklch(43.1% 0.148 266.8);

Tailwind

colors: {
  custom: {
    50: '#7579bd',
    500: '#2b47a0',
    950: '#000000',
  },
}

SCSS

$custom: #2b47a0;
$custom-light: #7579bd;
$custom-dark: #000000;

JSON

{
  "hex": "#2b47a0",
  "rgb": {
    "r": 43,
    "g": 71,
    "b": 160
  },
  "hsl": {
    "h": 225.641,
    "s": 57.635,
    "l": 39.804
  },
  "oklch": {
    "l": 0.43067,
    "c": 0.14827,
    "h": 266.8
  },
  "luminance": 0.07558
}

Semantic roles & 50–950 ramp

primary

#2B47A0

secondary

#BFAA68

accent

#BC47E1

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #2B47A0

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

Preview Lab → · Contrast checker → · Palette generator →