#2A28AF#2A28AF

#2A28AF is a dark, highly saturated blue. Relative luminance 0.051; OKLCH L 39.1% C 0.204 H 272.4°. Best body text is #FFFFFF at 10.39:1 contrast (WCAG AA passes).

Color values

HEX	#2A28AF
RGB	rgb(42, 40, 175)
HSL	hsl(241, 63%, 42%)
HSV	hsv(241, 77%, 69%)
CMYK	cmyk(76%, 77.1%, 0%, 31.4%)
CIE-LAB	lab(27.03, 46.15, -70.28)
CIE-LCH	lch(27.03, 84.08, 303.29°)
OKLab	oklab(39.08% 0.0086 -0.2034)
OKLCH	oklch(39.08% 0.204 272.4)
XYZ	xyz(9.4489, 5.1040, 41.0363)
Luminance	0.0510 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A28AF #ADAF28

analogous

#286AAF #2A28AF #6E28AF

triadic

#2A28AF #AF2A28 #28AF2A

tetradic

#2A28AF #AF286A #ADAF28 #28AF6E

square

#2A28AF #AF286A #ADAF28 #28AF6E

split-complementary

#2A28AF #AF6E28 #6AAF28

monochromatic

#12114B #1E1D7D #2A28AF #4341D4 #7473DF

Accessibility & contrast

On white

10.39

#2A28AF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#2A28AF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A28AF

10.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A28AF	#FFFFFF	#000000	##FFFFFF
##2A28AF	1.00	10.39	2.02	10.39
#FFFFFF	10.39	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046B3

Deuteranopia (green-blind)

#0039AD

Tritanopia (blue-blind)

#00506A

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #2a28af;
/* rgb */ color: rgb(42, 40, 175);
/* oklch */ color: oklch(39.1% 0.204 272.4);

Tailwind

colors: {
  custom: {
    50: '#7a64c8',
    500: '#2a28af',
    950: '#000000',
  },
}

SCSS

$custom: #2a28af;
$custom-light: #7a64c8;
$custom-dark: #000000;

JSON

{
  "hex": "#2a28af",
  "rgb": {
    "r": 42,
    "g": 40,
    "b": 175
  },
  "hsl": {
    "h": 240.889,
    "s": 62.791,
    "l": 42.157
  },
  "oklch": {
    "l": 0.39079,
    "c": 0.20359,
    "h": 272.4
  },
  "luminance": 0.05105
}

Semantic roles & 50–950 ramp

primary

#2A28AF

secondary

#C5C66D

accent

#E642E3

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #2A28AF

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

Preview Lab → · Contrast checker → · Palette generator →