#2B5DCA#2B5DCA

#2B5DCA is a mid, vivid blue. Relative luminance 0.126; OKLCH L 50.9% C 0.178 H 263.0°. Best body text is #FFFFFF at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#2B5DCA
RGB	rgb(43, 93, 202)
HSL	hsl(221, 65%, 48%)
HSV	hsv(221, 79%, 79%)
CMYK	cmyk(78.7%, 54%, 0%, 20.8%)
CIE-LAB	lab(42.16, 22.87, -61.36)
CIE-LCH	lch(42.16, 65.48, 290.44°)
OKLab	oklab(50.94% -0.0216 -0.1769)
OKLCH	oklch(50.94% 0.178 263)
XYZ	xyz(15.5675, 12.6047, 57.4782)
Luminance	0.1261 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B5DCA #CA982B

analogous

#2BACCA #2B5DCA #482BCA

triadic

#2B5DCA #CA2B5D #5DCA2B

tetradic

#2B5DCA #CA2BAC #CA982B #2BCA48

square

#2B5DCA #CA2BAC #CA982B #2BCA48

split-complementary

#2B5DCA #CA482B #ACCA2B

monochromatic

#162F65 #204698 #2B5DCA #5781DB #89A7E6

Accessibility & contrast

On white

5.96

#2B5DCA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#2B5DCA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B5DCA

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B5DCA	#FFFFFF	#000000	##FFFFFF
##2B5DCA	1.00	5.96	3.52	5.96
#FFFFFF	5.96	1.00	21.00	1.00
#000000	3.52	21.00	1.00	21.00
##FFFFFF	5.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BCE

Deuteranopia (green-blind)

#005DC8

Tritanopia (blue-blind)

#00788A

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #2b5dca;
/* rgb */ color: rgb(43, 93, 202);
/* oklch */ color: oklch(50.9% 0.178 263.0);

Tailwind

colors: {
  custom: {
    50: '#7d8adb',
    500: '#2b5dca',
    950: '#000000',
  },
}

SCSS

$custom: #2b5dca;
$custom-light: #7d8adb;
$custom-dark: #000000;

JSON

{
  "hex": "#2b5dca",
  "rgb": {
    "r": 43,
    "g": 93,
    "b": 202
  },
  "hsl": {
    "h": 221.132,
    "s": 64.898,
    "l": 48.039
  },
  "oklch": {
    "l": 0.50943,
    "c": 0.17826,
    "h": 263
  },
  "luminance": 0.12607
}

Semantic roles & 50–950 ramp

primary

#2B5DCA

secondary

#D0B781

accent

#B340E8

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0B0B15

muted

#7C7C83

Preview Lab

Preview with #2B5DCA

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

Preview Lab → · Contrast checker → · Palette generator →