#2B5AD0#2B5AD0

#2B5AD0 is a mid, vivid blue. Relative luminance 0.124; OKLCH L 50.8% C 0.190 H 264.2°. Best body text is #FFFFFF at 6.04:1 contrast (WCAG AA passes).

Color values

HEX	#2B5AD0
RGB	rgb(43, 90, 208)
HSL	hsl(223, 66%, 49%)
HSV	hsv(223, 79%, 82%)
CMYK	cmyk(79.3%, 56.7%, 0%, 18.4%)
CIE-LAB	lab(41.81, 27.09, -65.39)
CIE-LCH	lch(41.81, 70.77, 292.50°)
OKLab	oklab(50.82% -0.0191 -0.1888)
OKLCH	oklch(50.82% 0.19 264.2)
XYZ	xyz(16.0335, 12.3781, 61.2065)
Luminance	0.1238 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B5AD0 #D0A12B

analogous

#2BADD0 #2B5AD0 #4F2BD0

triadic

#2B5AD0 #D02B5A #5AD02B

tetradic

#2B5AD0 #D02BAD #D0A12B #2BD04F

square

#2B5AD0 #D02BAD #D0A12B #2BD04F

split-complementary

#2B5AD0 #D04F2B #ADD02B

monochromatic

#162E6B #21449D #2B5AD0 #5B80DD #8EA7E8

Accessibility & contrast

On white

6.04

#2B5AD0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#2B5AD0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B5AD0

6.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B5AD0	#FFFFFF	#000000	##FFFFFF
##2B5AD0	1.00	6.04	3.48	6.04
#FFFFFF	6.04	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BD4

Deuteranopia (green-blind)

#005BCE

Tritanopia (blue-blind)

#00788C

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #2b5ad0;
/* rgb */ color: rgb(43, 90, 208);
/* oklch */ color: oklch(50.8% 0.190 264.2);

Tailwind

colors: {
  custom: {
    50: '#7f88df',
    500: '#2b5ad0',
    950: '#000000',
  },
}

SCSS

$custom: #2b5ad0;
$custom-light: #7f88df;
$custom-dark: #000000;

JSON

{
  "hex": "#2b5ad0",
  "rgb": {
    "r": 43,
    "g": 90,
    "b": 208
  },
  "hsl": {
    "h": 222.909,
    "s": 65.737,
    "l": 49.216
  },
  "oklch": {
    "l": 0.50819,
    "c": 0.18981,
    "h": 264.2
  },
  "luminance": 0.1238
}

Semantic roles & 50–950 ramp

primary

#2B5AD0

secondary

#D2BC85

accent

#B83FE9

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #2B5AD0

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

Preview Lab → · Contrast checker → · Palette generator →