#2B5BCA#2B5BCA

#2B5BCA is a mid, vivid blue. Relative luminance 0.123; OKLCH L 50.5% C 0.181 H 263.6°. Best body text is #FFFFFF at 6.08:1 contrast (WCAG AA passes).

Color values

HEX	#2B5BCA
RGB	rgb(43, 91, 202)
HSL	hsl(222, 65%, 48%)
HSV	hsv(222, 79%, 79%)
CMYK	cmyk(78.7%, 55%, 0%, 20.8%)
CIE-LAB	lab(41.62, 24.17, -62.23)
CIE-LCH	lch(41.62, 66.76, 291.23°)
OKLab	oklab(50.54% -0.0202 -0.1796)
OKLCH	oklch(50.54% 0.181 263.6)
XYZ	xyz(15.3942, 12.2582, 57.4204)
Luminance	0.1226 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B5BCA #CA9A2B

analogous

#2BAACA #2B5BCA #4B2BCA

triadic

#2B5BCA #CA2B5B #5BCA2B

tetradic

#2B5BCA #CA2BAA #CA9A2B #2BCA4B

square

#2B5BCA #CA2BAA #CA9A2B #2BCA4B

split-complementary

#2B5BCA #CA4B2B #AACA2B

monochromatic

#162E65 #204498 #2B5BCA #577FDB #89A5E6

Accessibility & contrast

On white

6.08

#2B5BCA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#2B5BCA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B5BCA

6.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B5BCA	#FFFFFF	#000000	##FFFFFF
##2B5BCA	1.00	6.08	3.45	6.08
#FFFFFF	6.08	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006ACE

Deuteranopia (green-blind)

#005BC8

Tritanopia (blue-blind)

#007689

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #2b5bca;
/* rgb */ color: rgb(43, 91, 202);
/* oklch */ color: oklch(50.5% 0.181 263.6);

Tailwind

colors: {
  custom: {
    50: '#7d88db',
    500: '#2b5bca',
    950: '#000000',
  },
}

SCSS

$custom: #2b5bca;
$custom-light: #7d88db;
$custom-dark: #000000;

JSON

{
  "hex": "#2b5bca",
  "rgb": {
    "r": 43,
    "g": 91,
    "b": 202
  },
  "hsl": {
    "h": 221.887,
    "s": 64.898,
    "l": 48.039
  },
  "oklch": {
    "l": 0.50536,
    "c": 0.18069,
    "h": 263.6
  },
  "luminance": 0.1226
}

Semantic roles & 50–950 ramp

primary

#2B5BCA

secondary

#D0B881

accent

#B540E8

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0B0B15

muted

#7C7C83

Preview Lab

Preview with #2B5BCA

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

Preview Lab → · Contrast checker → · Palette generator →