#2B49BB#2B49BB

#2B49BB is a mid, vivid blue. Relative luminance 0.089; OKLCH L 45.7% C 0.183 H 267.2°. Best body text is #FFFFFF at 7.57:1 contrast (WCAG AA passes).

Color values

HEX	#2B49BB
RGB	rgb(43, 73, 187)
HSL	hsl(228, 63%, 45%)
HSV	hsv(228, 77%, 73%)
CMYK	cmyk(77%, 61%, 0%, 26.7%)
CIE-LAB	lab(35.72, 30.27, -63.11)
CIE-LCH	lch(35.72, 69.99, 295.63°)
OKLab	oklab(45.75% -0.0088 -0.1824)
OKLCH	oklch(45.75% 0.183 267.2)
XYZ	xyz(12.3453, 8.8651, 48.0646)
Luminance	0.0887 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B49BB #BB9D2B

analogous

#2B91BB #2B49BB #552BBB

triadic

#2B49BB #BB2B49 #49BB2B

tetradic

#2B49BB #BB2B91 #BB9D2B #2BBB55

square

#2B49BB #BB2B91 #BB9D2B #2BBB55

split-complementary

#2B49BB #BB552B #91BB2B

monochromatic

#142257 #203689 #2B49BB #4D6AD6 #7F93E2

Accessibility & contrast

On white

7.57

#2B49BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.77

#2B49BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B49BB

7.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B49BB	#FFFFFF	#000000	##FFFFFF
##2B49BB	1.00	7.57	2.77	7.57
#FFFFFF	7.57	1.00	21.00	1.00
#000000	2.77	21.00	1.00	21.00
##FFFFFF	7.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BBF

Deuteranopia (green-blind)

#004DB9

Tritanopia (blue-blind)

#00667B

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #2b49bb;
/* rgb */ color: rgb(43, 73, 187);
/* oklch */ color: oklch(45.7% 0.183 267.2);

Tailwind

colors: {
  custom: {
    50: '#7b7bd0',
    500: '#2b49bb',
    950: '#000000',
  },
}

SCSS

$custom: #2b49bb;
$custom-light: #7b7bd0;
$custom-dark: #000000;

JSON

{
  "hex": "#2b49bb",
  "rgb": {
    "r": 43,
    "g": 73,
    "b": 187
  },
  "hsl": {
    "h": 227.5,
    "s": 62.609,
    "l": 45.098
  },
  "oklch": {
    "l": 0.45745,
    "c": 0.1826,
    "h": 267.2
  },
  "luminance": 0.08867
}

Semantic roles & 50–950 ramp

primary

#2B49BB

secondary

#CAB978

accent

#C442E6

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0914

muted

#7C7B82

Preview Lab

Preview with #2B49BB

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

Preview Lab → · Contrast checker → · Palette generator →