#2A57A2#2A57A2

#2A57A2 is a mid, vivid blue. Relative luminance 0.099; OKLCH L 46.6% C 0.131 H 260.0°. Best body text is #FFFFFF at 7.04:1 contrast (WCAG AA passes).

Color values

HEX	#2A57A2
RGB	rgb(42, 87, 162)
HSL	hsl(218, 59%, 40%)
HSV	hsv(218, 74%, 64%)
CMYK	cmyk(74.1%, 46.3%, 0%, 36.5%)
CIE-LAB	lab(37.69, 11.36, -45.10)
CIE-LCH	lch(37.69, 46.51, 284.14°)
OKLab	oklab(46.64% -0.0227 -0.1292)
OKLCH	oklch(46.64% 0.131 260)
XYZ	xyz(10.8823, 9.9161, 35.5159)
Luminance	0.0992 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A57A2 #A2752A

analogous

#2A93A2 #2A57A2 #392AA2

triadic

#2A57A2 #A22A57 #57A22A

tetradic

#2A57A2 #A22A93 #A2752A #2AA239

square

#2A57A2 #A22A93 #A2752A #2AA239

split-complementary

#2A57A2 #A2392A #93A22A

monochromatic

#112341 #1D3D71 #2A57A2 #3D73CD #6D96D9

Accessibility & contrast

On white

7.04

#2A57A2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#2A57A2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A57A2

7.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A57A2	#FFFFFF	#000000	##FFFFFF
##2A57A2	1.00	7.04	2.98	7.04
#FFFFFF	7.04	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#305FA5

Deuteranopia (green-blind)

#1654A0

Tritanopia (blue-blind)

#006974

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #2a57a2;
/* rgb */ color: rgb(42, 87, 162);
/* oklch */ color: oklch(46.6% 0.131 260.0);

Tailwind

colors: {
  custom: {
    50: '#7485be',
    500: '#2a57a2',
    950: '#000000',
  },
}

SCSS

$custom: #2a57a2;
$custom-light: #7485be;
$custom-dark: #000000;

JSON

{
  "hex": "#2a57a2",
  "rgb": {
    "r": 42,
    "g": 87,
    "b": 162
  },
  "hsl": {
    "h": 217.5,
    "s": 58.824,
    "l": 40
  },
  "oklch": {
    "l": 0.46643,
    "c": 0.13123,
    "h": 260
  },
  "luminance": 0.09917
}

Semantic roles & 50–950 ramp

primary

#2A57A2

secondary

#C09F68

accent

#A746E2

background

#F7F8FB

surface

#EEEFF7

border

#C9CAD0

text

#090B12

muted

#7B7C81

Preview Lab

Preview with #2A57A2

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

Preview Lab → · Contrast checker → · Palette generator →