#2A56B0#2A56B0

#2A56B0 is a mid, vivid blue. Relative luminance 0.103; OKLCH L 47.4% C 0.152 H 262.5°. Best body text is #FFFFFF at 6.87:1 contrast (WCAG AA passes).

Color values

HEX	#2A56B0
RGB	rgb(42, 86, 176)
HSL	hsl(220, 61%, 43%)
HSV	hsv(220, 76%, 69%)
CMYK	cmyk(76.1%, 51.1%, 0%, 31%)
CIE-LAB	lab(38.34, 17.41, -52.37)
CIE-LCH	lch(38.34, 55.19, 288.39°)
OKLab	oklab(47.44% -0.0198 -0.1506)
OKLCH	oklch(47.44% 0.152 262.5)
XYZ	xyz(12.1163, 10.2810, 42.4118)
Luminance	0.1028 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A56B0 #B0842A

analogous

#2A99B0 #2A56B0 #412AB0

triadic

#2A56B0 #B02A56 #56B02A

tetradic

#2A56B0 #B02A99 #B0842A #2AB041

square

#2A56B0 #B02A99 #B0842A #2AB041

split-complementary

#2A56B0 #B0412A #99B02A

monochromatic

#12264D #1E3E7F #2A56B0 #4573D3 #7698DE

Accessibility & contrast

On white

6.87

#2A56B0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#2A56B0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A56B0

6.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A56B0	#FFFFFF	#000000	##FFFFFF
##2A56B0	1.00	6.87	3.06	6.87
#FFFFFF	6.87	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D61B3

Deuteranopia (green-blind)

#0054AE

Tritanopia (blue-blind)

#006C7B

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #2a56b0;
/* rgb */ color: rgb(42, 86, 176);
/* oklch */ color: oklch(47.4% 0.152 262.5);

Tailwind

colors: {
  custom: {
    50: '#7785c8',
    500: '#2a56b0',
    950: '#000000',
  },
}

SCSS

$custom: #2a56b0;
$custom-light: #7785c8;
$custom-dark: #000000;

JSON

{
  "hex": "#2a56b0",
  "rgb": {
    "r": 42,
    "g": 86,
    "b": 176
  },
  "hsl": {
    "h": 220.299,
    "s": 61.468,
    "l": 42.745
  },
  "oklch": {
    "l": 0.47442,
    "c": 0.15194,
    "h": 262.5
  },
  "luminance": 0.10282
}

Semantic roles & 50–950 ramp

primary

#2A56B0

secondary

#C6AA70

accent

#B043E5

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2A56B0

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

Preview Lab → · Contrast checker → · Palette generator →