#2A5FCA#2A5FCA

#2A5FCA is a mid, vivid blue. Relative luminance 0.129; OKLCH L 51.3% C 0.176 H 262.3°. Best body text is #FFFFFF at 5.85:1 contrast (WCAG AA passes).

Color values

HEX	#2A5FCA
RGB	rgb(42, 95, 202)
HSL	hsl(220, 66%, 48%)
HSV	hsv(220, 79%, 79%)
CMYK	cmyk(79.2%, 53%, 0%, 20.8%)
CIE-LAB	lab(42.67, 21.47, -60.53)
CIE-LCH	lch(42.67, 64.23, 289.53°)
OKLab	oklab(51.32% -0.0237 -0.1745)
OKLCH	oklch(51.32% 0.176 262.3)
XYZ	xyz(15.7039, 12.9391, 57.5355)
Luminance	0.1294 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A5FCA #CA952A

analogous

#2AAFCA #2A5FCA #452ACA

triadic

#2A5FCA #CA2A5F #5FCA2A

tetradic

#2A5FCA #CA2AAF #CA952A #2ACA45

square

#2A5FCA #CA2AAF #CA952A #2ACA45

split-complementary

#2A5FCA #CA452A #AFCA2A

monochromatic

#152F65 #1F4797 #2A5FCA #5582DC #88A7E6

Accessibility & contrast

On white

5.85

#2A5FCA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.59

#2A5FCA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A5FCA

5.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A5FCA	#FFFFFF	#000000	##FFFFFF
##2A5FCA	1.00	5.85	3.59	5.85
#FFFFFF	5.85	1.00	21.00	1.00
#000000	3.59	21.00	1.00	21.00
##FFFFFF	5.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A6CCE

Deuteranopia (green-blind)

#005EC8

Tritanopia (blue-blind)

#00798B

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #2a5fca;
/* rgb */ color: rgb(42, 95, 202);
/* oklch */ color: oklch(51.3% 0.176 262.3);

Tailwind

colors: {
  custom: {
    50: '#7d8bdb',
    500: '#2a5fca',
    950: '#000000',
  },
}

SCSS

$custom: #2a5fca;
$custom-light: #7d8bdb;
$custom-dark: #000000;

JSON

{
  "hex": "#2a5fca",
  "rgb": {
    "r": 42,
    "g": 95,
    "b": 202
  },
  "hsl": {
    "h": 220.125,
    "s": 65.574,
    "l": 47.843
  },
  "oklch": {
    "l": 0.5132,
    "c": 0.1761,
    "h": 262.3
  },
  "luminance": 0.12941
}

Semantic roles & 50–950 ramp

primary

#2A5FCA

secondary

#D0B580

accent

#B03FE9

background

#F8F8FD

surface

#EFF0FB

border

#CACBD4

text

#0B0C15

muted

#7C7D83

Preview Lab

Preview with #2A5FCA

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

Preview Lab → · Contrast checker → · Palette generator →