#2B50B8#2B50B8

#2B50B8 is a mid, vivid blue. Relative luminance 0.097; OKLCH L 46.9% C 0.170 H 265.4°. Best body text is #FFFFFF at 7.14:1 contrast (WCAG AA passes).

Color values

HEX	#2B50B8
RGB	rgb(43, 80, 184)
HSL	hsl(224, 62%, 45%)
HSV	hsv(224, 77%, 72%)
CMYK	cmyk(76.6%, 56.5%, 0%, 27.8%)
CIE-LAB	lab(37.32, 24.55, -58.74)
CIE-LCH	lch(37.32, 63.67, 292.68°)
OKLab	oklab(46.86% -0.0137 -0.1695)
OKLCH	oklch(46.86% 0.17 265.4)
XYZ	xyz(12.5136, 9.7102, 46.5529)
Luminance	0.0971 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B50B8 #B8932B

analogous

#2B97B8 #2B50B8 #4C2BB8

triadic

#2B50B8 #B82B50 #50B82B

tetradic

#2B50B8 #B82B97 #B8932B #2BB84C

square

#2B50B8 #B82B97 #B8932B #2BB84C

split-complementary

#2B50B8 #B84C2B #97B82B

monochromatic

#142555 #1F3A86 #2B50B8 #4B6FD5 #7D97E1

Accessibility & contrast

On white

7.14

#2B50B8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.94

#2B50B8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B50B8

7.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B50B8	#FFFFFF	#000000	##FFFFFF
##2B50B8	1.00	7.14	2.94	7.14
#FFFFFF	7.14	1.00	21.00	1.00
#000000	2.94	21.00	1.00	21.00
##FFFFFF	7.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FBC

Deuteranopia (green-blind)

#0052B6

Tritanopia (blue-blind)

#006A7C

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #2b50b8;
/* rgb */ color: rgb(43, 80, 184);
/* oklch */ color: oklch(46.9% 0.170 265.4);

Tailwind

colors: {
  custom: {
    50: '#7a80ce',
    500: '#2b50b8',
    950: '#000000',
  },
}

SCSS

$custom: #2b50b8;
$custom-light: #7a80ce;
$custom-dark: #000000;

JSON

{
  "hex": "#2b50b8",
  "rgb": {
    "r": 43,
    "g": 80,
    "b": 184
  },
  "hsl": {
    "h": 224.255,
    "s": 62.115,
    "l": 44.51
  },
  "oklch": {
    "l": 0.46861,
    "c": 0.17004,
    "h": 265.4
  },
  "luminance": 0.09712
}

Semantic roles & 50–950 ramp

primary

#2B50B8

secondary

#C9B376

accent

#BB43E5

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #2B50B8

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

Preview Lab → · Contrast checker → · Palette generator →