#2A55AC#2A55AC

#2A55AC is a mid, vivid blue. Relative luminance 0.100; OKLCH L 46.9% C 0.148 H 262.4°. Best body text is #FFFFFF at 7.01:1 contrast (WCAG AA passes).

Color values

HEX	#2A55AC
RGB	rgb(42, 85, 172)
HSL	hsl(220, 61%, 42%)
HSV	hsv(220, 76%, 67%)
CMYK	cmyk(75.6%, 50.6%, 0%, 32.5%)
CIE-LAB	lab(37.78, 16.53, -50.91)
CIE-LCH	lch(37.78, 53.52, 287.99°)
OKLab	oklab(46.93% -0.0194 -0.1464)
OKLCH	oklch(46.93% 0.148 262.4)
XYZ	xyz(11.6471, 9.9665, 40.3316)
Luminance	0.0997 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A55AC #AC812A

analogous

#2A96AC #2A55AC #402AAC

triadic

#2A55AC #AC2A55 #55AC2A

tetradic

#2A55AC #AC2A96 #AC812A #2AAC40

square

#2A55AC #AC2A96 #AC812A #2AAC40

split-complementary

#2A55AC #AC402A #96AC2A

monochromatic

#12244A #1E3D7B #2A55AC #4271D1 #7396DD

Accessibility & contrast

On white

7.01

#2A55AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.99

#2A55AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A55AC

7.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A55AC	#FFFFFF	#000000	##FFFFFF
##2A55AC	1.00	7.01	2.99	7.01
#FFFFFF	7.01	1.00	21.00	1.00
#000000	2.99	21.00	1.00	21.00
##FFFFFF	7.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#205FAF

Deuteranopia (green-blind)

#0053AA

Tritanopia (blue-blind)

#006A78

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #2a55ac;
/* rgb */ color: rgb(42, 85, 172);
/* oklch */ color: oklch(46.9% 0.148 262.4);

Tailwind

colors: {
  custom: {
    50: '#7684c5',
    500: '#2a55ac',
    950: '#000000',
  },
}

SCSS

$custom: #2a55ac;
$custom-light: #7684c5;
$custom-dark: #000000;

JSON

{
  "hex": "#2a55ac",
  "rgb": {
    "r": 42,
    "g": 85,
    "b": 172
  },
  "hsl": {
    "h": 220.154,
    "s": 60.748,
    "l": 41.961
  },
  "oklch": {
    "l": 0.46926,
    "c": 0.14765,
    "h": 262.4
  },
  "luminance": 0.09968
}

Semantic roles & 50–950 ramp

primary

#2A55AC

secondary

#C4A86D

accent

#AF44E4

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2A55AC

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

Preview Lab → · Contrast checker → · Palette generator →