#2A5AB8#2A5AB8

#2A5AB8 is a mid, vivid blue. Relative luminance 0.113; OKLCH L 48.9% C 0.158 H 262.0°. Best body text is #FFFFFF at 6.46:1 contrast (WCAG AA passes).

Color values

HEX	#2A5AB8
RGB	rgb(42, 90, 184)
HSL	hsl(220, 63%, 44%)
HSV	hsv(220, 77%, 72%)
CMYK	cmyk(77.2%, 51.1%, 0%, 27.8%)
CIE-LAB	lab(40.02, 17.85, -54.36)
CIE-LCH	lch(40.02, 57.22, 288.18°)
OKLab	oklab(48.9% -0.0219 -0.1564)
OKLCH	oklch(48.9% 0.158 262)
XYZ	xyz(13.2596, 11.2637, 46.8134)
Luminance	0.1127 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A5AB8 #B8882A

analogous

#2AA1B8 #2A5AB8 #412AB8

triadic

#2A5AB8 #B82A5A #5AB82A

tetradic

#2A5AB8 #B82AA1 #B8882A #2AB841

square

#2A5AB8 #B82AA1 #B8882A #2AB841

split-complementary

#2A5AB8 #B8412A #A1B82A

monochromatic

#132954 #1F4286 #2A5AB8 #4A79D6 #7B9EE1

Accessibility & contrast

On white

6.46

#2A5AB8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#2A5AB8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A5AB8

6.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A5AB8	#FFFFFF	#000000	##FFFFFF
##2A5AB8	1.00	6.46	3.25	6.46
#FFFFFF	6.46	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E65BB

Deuteranopia (green-blind)

#0058B6

Tritanopia (blue-blind)

#007180

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #2a5ab8;
/* rgb */ color: rgb(42, 90, 184);
/* oklch */ color: oklch(48.9% 0.158 262.0);

Tailwind

colors: {
  custom: {
    50: '#7988ce',
    500: '#2a5ab8',
    950: '#000000',
  },
}

SCSS

$custom: #2a5ab8;
$custom-light: #7988ce;
$custom-dark: #000000;

JSON

{
  "hex": "#2a5ab8",
  "rgb": {
    "r": 42,
    "g": 90,
    "b": 184
  },
  "hsl": {
    "h": 219.718,
    "s": 62.832,
    "l": 44.314
  },
  "oklch": {
    "l": 0.489,
    "c": 0.15797,
    "h": 262
  },
  "luminance": 0.11265
}

Semantic roles & 50–950 ramp

primary

#2A5AB8

secondary

#C9AD75

accent

#AE42E6

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0A0B14

muted

#7C7C82

Preview Lab

Preview with #2A5AB8

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

Preview Lab → · Contrast checker → · Palette generator →