#2A5CB8#2A5CB8

#2A5CB8 is a mid, vivid blue. Relative luminance 0.116; OKLCH L 49.3% C 0.156 H 261.3°. Best body text is #FFFFFF at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#2A5CB8
RGB	rgb(42, 92, 184)
HSL	hsl(219, 63%, 44%)
HSV	hsv(219, 77%, 72%)
CMYK	cmyk(77.2%, 50%, 0%, 27.8%)
CIE-LAB	lab(40.58, 16.54, -53.46)
CIE-LCH	lch(40.58, 55.96, 287.19°)
OKLab	oklab(49.33% -0.0235 -0.1537)
OKLCH	oklch(49.33% 0.156 261.3)
XYZ	xyz(13.4306, 11.6057, 46.8704)
Luminance	0.1161 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A5CB8 #B8862A

analogous

#2AA3B8 #2A5CB8 #3F2AB8

triadic

#2A5CB8 #B82A5C #5CB82A

tetradic

#2A5CB8 #B82AA3 #B8862A #2AB83F

square

#2A5CB8 #B82AA3 #B8862A #2AB83F

split-complementary

#2A5CB8 #B83F2A #A3B82A

monochromatic

#132A54 #1F4386 #2A5CB8 #4A7BD6 #7B9FE1

Accessibility & contrast

On white

6.32

#2A5CB8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#2A5CB8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A5CB8

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A5CB8	#FFFFFF	#000000	##FFFFFF
##2A5CB8	1.00	6.32	3.32	6.32
#FFFFFF	6.32	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2467BB

Deuteranopia (green-blind)

#005AB6

Tritanopia (blue-blind)

#007281

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #2a5cb8;
/* rgb */ color: rgb(42, 92, 184);
/* oklch */ color: oklch(49.3% 0.156 261.3);

Tailwind

colors: {
  custom: {
    50: '#7989ce',
    500: '#2a5cb8',
    950: '#000000',
  },
}

SCSS

$custom: #2a5cb8;
$custom-light: #7989ce;
$custom-dark: #000000;

JSON

{
  "hex": "#2a5cb8",
  "rgb": {
    "r": 42,
    "g": 92,
    "b": 184
  },
  "hsl": {
    "h": 218.873,
    "s": 62.832,
    "l": 44.314
  },
  "oklch": {
    "l": 0.49328,
    "c": 0.15552,
    "h": 261.3
  },
  "luminance": 0.11607
}

Semantic roles & 50–950 ramp

primary

#2A5CB8

secondary

#C9AB75

accent

#AC42E6

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0A0B14

muted

#7C7C82

Preview Lab

Preview with #2A5CB8

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

Preview Lab → · Contrast checker → · Palette generator →