#2B50B9#2B50B9

#2B50B9 is a mid, vivid blue. Relative luminance 0.098; OKLCH L 46.9% C 0.171 H 265.4°. Best body text is #FFFFFF at 7.12:1 contrast (WCAG AA passes).

Color values

HEX	#2B50B9
RGB	rgb(43, 80, 185)
HSL	hsl(224, 62%, 45%)
HSV	hsv(224, 77%, 73%)
CMYK	cmyk(76.8%, 56.8%, 0%, 27.5%)
CIE-LAB	lab(37.39, 24.93, -59.21)
CIE-LCH	lch(37.39, 64.24, 292.83°)
OKLab	oklab(46.94% -0.0136 -0.1708)
OKLCH	oklch(46.94% 0.171 265.4)
XYZ	xyz(12.6188, 9.7523, 47.1069)
Luminance	0.0975 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B50B9 #B9942B

analogous

#2B97B9 #2B50B9 #4D2BB9

triadic

#2B50B9 #B92B50 #50B92B

tetradic

#2B50B9 #B92B97 #B9942B #2BB94D

square

#2B50B9 #B92B97 #B9942B #2BB94D

split-complementary

#2B50B9 #B94D2B #97B92B

monochromatic

#142556 #1F3B87 #2B50B9 #4C70D5 #7E97E1

Accessibility & contrast

On white

7.12

#2B50B9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.95

#2B50B9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B50B9

7.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B50B9	#FFFFFF	#000000	##FFFFFF
##2B50B9	1.00	7.12	2.95	7.12
#FFFFFF	7.12	1.00	21.00	1.00
#000000	2.95	21.00	1.00	21.00
##FFFFFF	7.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FBD

Deuteranopia (green-blind)

#0052B7

Tritanopia (blue-blind)

#006A7C

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #2b50b9;
/* rgb */ color: rgb(43, 80, 185);
/* oklch */ color: oklch(46.9% 0.171 265.4);

Tailwind

colors: {
  custom: {
    50: '#7a80cf',
    500: '#2b50b9',
    950: '#000000',
  },
}

SCSS

$custom: #2b50b9;
$custom-light: #7a80cf;
$custom-dark: #000000;

JSON

{
  "hex": "#2b50b9",
  "rgb": {
    "r": 43,
    "g": 80,
    "b": 185
  },
  "hsl": {
    "h": 224.366,
    "s": 62.281,
    "l": 44.706
  },
  "oklch": {
    "l": 0.46943,
    "c": 0.17139,
    "h": 265.4
  },
  "luminance": 0.09754
}

Semantic roles & 50–950 ramp

primary

#2B50B9

secondary

#C9B476

accent

#BB42E5

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #2B50B9

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

Preview Lab → · Contrast checker → · Palette generator →